72P51777L6BBGI datasheet, PDF - EEWORLD Datasheet

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72P51777L6BBGI: DescriptionFIFO, 256KX40, 3.6ns, Synchronous, CMOS, PBGA376, 23 X 23 MM, 1 MM PITCH, GREEN, PLASTIC, BGA-376; Categorystorage storage; File Size744KB，88 Pages; ManufacturerIDT (Integrated Device Technology); Environmental Compliance

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72P51777L6BBGI Overview

FIFO, 256KX40, 3.6ns, Synchronous, CMOS, PBGA376, 23 X 23 MM, 1 MM PITCH, GREEN, PLASTIC, BGA-376

72P51777L6BBGI Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	IDT (Integrated Device Technology)
Parts packaging code	BGA
package instruction	23 X 23 MM, 1 MM PITCH, GREEN, PLASTIC, BGA-376
Contacts	376
Reach Compliance Code	compliant
ECCN code	EAR99
Maximum access time	3.6 ns
Maximum clock frequency (fCLK)	166 MHz
period time	6 ns
JESD-30 code	S-PBGA-B376
JESD-609 code	e3
memory density	10485760 bit
Memory IC Type	OTHER FIFO
memory width	40
Number of functions	1
Number of terminals	376
word count	262144 words
character code	256000
Operating mode	SYNCHRONOUS
Maximum operating temperature	70 °C
Minimum operating temperature
organize	256KX40
Exportable	NO
Package body material	PLASTIC/EPOXY
encapsulated code	BGA
Encapsulate equivalent code	BGA376,22X22,40
Package shape	SQUARE
Package form	GRID ARRAY
Parallel/Serial	SERIAL
Peak Reflow Temperature (Celsius)	260
power supply	1.8 V
Certification status	Not Qualified
Maximum standby current	0.12 A
Maximum slew rate	0.2 mA
Maximum supply voltage (Vsup)	1.9 V
Minimum supply voltage (Vsup)	1.7 V
Nominal supply voltage (Vsup)	1.8 V
surface mount	YES
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	MATTE TIN
Terminal form	BALL
Terminal pitch	1 mm
Terminal location	BOTTOM
Maximum time at peak reflow temperature	30

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1.8V MULTI-QUEUE FLOW-CONTROL DEVICES

(128 QUEUES) 40 BIT WIDE CONFIGURATION

5,242,880 bits

10,485,760 bits

IDT72P51767

IDT72P51777

•

FEATURES

•

Choose from among the following memory density options:

IDT72P51767

⎯

Total Available Memory = 5,242,880 bits

IDT72P51777

⎯

Total Available Memory = 10,485,760 bits

Configurable from 1 to 128 Queues

Multiple default configurations of symmetrical queues

Default multi-queue device configurations

– IDT72P51767: 512 x 40 x 128Q

– IDT72P51777: 1,024 x 40 x 128Q

Number of queues and queue sizes may be configured; at

master reset, though serial programming, (via the queue

address bus)

166 MHz High speed operation (6ns cycle time)

0.48ns access time

Independent Read and Write access per queue

Echo Read Clock available

Internal PLL

On-chip Output Impedance matching

•

User Selectable Bus Matching Options:

– x40 in to x40 out

– x20 in to x20 out

– x40 in to x20 out

– x20in to x40out

User selectable I/O: 1.5V HSTL or 1.8V eHSTL

100% Bus Utilization, Read and Write on every clock cycle

Selectable Back off one (BOI) or IDT standard mode of operation

Ability to operate on packet or word boundaries

Mark and Re-Write operation

Mark and Re-Read operation

Individual, Active queue flags (EF,

FF, PAE, PAF)

8 bit parallel flag status on both read and write ports

Direct or polled operation of flag status bus

Expansion of up to 256 queues

JTAG Functionality (Boundary Scan)

Available in a 376-pin BGA, 1mm pitch, 23mm x 23mm

HIGH Performance submicron CMOS technology

Industrial temperature range (-40°C to +85°C) is available

Green parts available, seeing Ordering Information

FUNCTIONAL BLOCK DIAGRAM

10G DDR MULTI-QUEUE FLOW-CONTROL DEVICE

ECHO CLOCK

WADEN

FSTR

WRADD

READ CONTROL

Q127

RADEN

ESTR

RDADD

WRITE CONTROL

Q126

REN

RCLK

EREN

WEN

WCLK

Q125

x40 or x20

DATA IN

PAF

PAFn

Din

Qout

x40 or x20

DATA OUT

WRITE FLAGS

READ FLAGS

PAE

PAEn

6724 drw01

IDT and the IDT logo are registered trademarks of Integrated Device Technology, Inc

COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES

FEBRUARY 2009

DSC-6724/2

IDT72P51767/72P51777 1.8V, MULTI-QUEUE FLOW-CONTROL DEVICES

(128 QUEUES) 40 BIT WIDE CONFIGURATION 5,898,240 and 11,796,480 bits

COMMERCIAL AND INDUSTRIAL

TEMPERATURE RANGES

Table of Contents

Features ......................................................................................................................................................................................................................... 1

Description ...................................................................................................................................................................................................................... 5

Pin configuration .............................................................................................................................................................................................................. 7

Detailed Description ......................................................................................................................................................................................................... 8

Pin Descriptions ............................................................................................................................................................................................................. 10

Pin number table ........................................................................................................................................................................................................... 15

Recommended DC operating conditions ........................................................................................................................................................................ 16

Absolute maximum ratings .............................................................................................................................................................................................. 16

DC electrical characteristics ............................................................................................................................................................................................ 17

AC electrical characteristics ............................................................................................................................................................................................ 19

Functional description .................................................................................................................................................................................................... 22

Serial Programming .............................................................................................................................................................................................. 24

Default Programming ............................................................................................................................................................................................ 27

Parallel Programming ........................................................................................................................................................................................... 27

Modes of operation ........................................................................................................................................................................................................ 29

Standard mode operation ..................................................................................................................................................................................... 29

IDT Standard mode vs. BOI mode ........................................................................................................................................................................ 29

PLL on vs PLL off modes ...................................................................................................................................................................................... 30

Read Queue Selection and Read Operation ......................................................................................................................................................... 33

Switching Queues on the Write Port ...................................................................................................................................................................... 34

Switching Queues on the Read Port ..................................................................................................................................................................... 44

Flag Description ............................................................................................................................................................................................................ 52

PAFn

Flag Bus Operation .................................................................................................................................................................................... 52

Full Flag Operation ............................................................................................................................................................................................... 52

Empty Flag Operation ........................................................................................................................................................................................... 52

Almost Full Flag .................................................................................................................................................................................................... 53

Almost Empty Flag ................................................................................................................................................................................................ 53

JTAG Interface ............................................................................................................................................................................................................... 83

JTAG AC electrical characteristics ................................................................................................................................................................................... 87

Ordering Information ...................................................................................................................................................................................................... 88

List of Tables

Table 1 — Summary of the differences between the 4M MQ and 10G MQ ........................................................................................................................ 9

Table 2 — DC and AC specifications (informative) ......................................................................................................................................................... 21

Table 3 — IDT to XGMII Interface Mapping Schema ..................................................................................................................................................... 21

Table 4 — Device programming mode comparison ........................................................................................................................................................ 22

Table 5 — Setting the queue programming mode during master reset ............................................................................................................................. 23

Table 6 — ID[2:0] and WRADD[7:5]/RDADD[7:5] Configuration .................................................................................................................................... 27

Table 7 — Parallel Programming Mode Queue Configuration Example(1) ...................................................................................................................... 28

Table 8 — Write Address Bus, WRADD[7:0] ................................................................................................................................................................... 32

Table 9 — Read Address Bus, RDADD[7:0] .................................................................................................................................................................. 33

Table 10 — Write Queue Switch Operation .................................................................................................................................................................... 35

Table 11 — Backup Usage when Re-entering a Queue ................................................................................................................................................. 43

Table 13 — Same Queue Switch ................................................................................................................................................................................... 45

Table 12 — Read Queue Switch Operation .................................................................................................................................................................... 45

Table 14 — Flag operation boundaries & Timing ........................................................................................................................................................... 55

Table 15 — Interface Data Rates ................................................................................................................................................................................... 57

Table 16 — Bus-Matching Configurations ...................................................................................................................................................................... 58

FEBRUARY 11, 2009

IDT72P51767/72P51777 1.8V, MULTI-QUEUE FLOW-CONTROL DEVICES

(128 QUEUES) 40 BIT WIDE CONFIGURATION 5,898,240 and 11,796,480 bits

COMMERCIAL AND INDUSTRIAL

TEMPERATURE RANGES

List of Figures

Figure 1. Multi-Queue Flow-Control Device Block Diagram ............................................................................................................................................. 6

Figure 2a. AC Test Load ................................................................................................................................................................................................ 18

Figure 2b. Lumped Capacitive Load, Typical Derating ................................................................................................................................................... 18

Figure 3. HSTL Termination for XGMII ........................................................................................................................................................................... 21

Figure 4. Reference Signals .......................................................................................................................................................................................... 22

Figure 5. Expansion for Unlimited Number of Multi-Queue Devices Example .................................................................................................................. 28

Figure 6. Device Programming Hierarchy ..................................................................................................................................................................... 29

Figure 7. DDR Read Operation with PLL ON ................................................................................................................................................................. 30

Figure 8. DDR Read Operation with PLL OFF ............................................................................................................................................................... 30

Figure 9. SDR Read Operation with PLL ON ................................................................................................................................................................. 31

Figure 10. SDR Read Operation with PLL OFF ............................................................................................................................................................. 31

Figure 11. Write Port Switching Queues Signal Sequence .............................................................................................................................................. 34

Figure 12. Switching Queues Bus Efficiency ................................................................................................................................................................... 34

Figure 13. Simultaneous Queue Switching ..................................................................................................................................................................... 35

Figure 14. Application: Reading words from the MQ using the EOP bit to end the read operation ..................................................................................... 36

Figure 15. Output Data during a Queue Switch (SDR w/o PLL) ...................................................................................................................................... 37

Figure 16. Output Data during a Queue Switch (SDR w/ PLL) ....................................................................................................................................... 38

Figure 17. Output Data during a Queue Switch (DDR w/ PLL) ....................................................................................................................................... 39

Figure 18. Output Data during a Queue Switch (DDR w/o PLL) ..................................................................................................................................... 40

Figure 19. Output Data during two Queue Switches (DDR w/ PLL) ................................................................................................................................ 41

Figure 20. Output Data during two Queue Switches (DDR w/o PLL) .............................................................................................................................. 42

Figure 21. Read Port Switching Queues Signal Sequence ............................................................................................................................................. 44

Figure 22. Switching Queues Bus Efficiency ................................................................................................................................................................... 44

Figure 23. Simultaneous Queue Switching ..................................................................................................................................................................... 45

Figure 24. MARK and Re-Write Sequence .................................................................................................................................................................... 46

Figure 25. MARK and Re-Read Sequence ................................................................................................................................................................... 46

Figure 26. MARKing a Queue - Write Queue MARK ...................................................................................................................................................... 47

Figure 27. MARKing a Queue - Read Queue MARK ..................................................................................................................................................... 47

Figure 28. UN-MARKing a Queue - Write Queue UN-MARK ......................................................................................................................................... 48

Figure 29. UN-MARKing a Queue - Read Queue UN-MARK ........................................................................................................................................ 48

Figure 30. Leaving a MARK active on the Write Port ...................................................................................................................................................... 49

Figure 31. Leaving a MARK active on the Read Port ..................................................................................................................................................... 49

Figure 32. Inactivating a MARK on the Write Port Active ................................................................................................................................................. 50

Figure 33. Inactivating a MARK on the Read Port Active ................................................................................................................................................ 50

Figure 34. DDR Source Synchronous Center Aligned Clocking .................................................................................................................................... 57

Figure 35. SDR Edge Aligned Clocking ........................................................................................................................................................................ 57

Figure 36. Bus-Matching Byte Arrangement .................................................................................................................................................................. 59

Figure 37. Master Reset ................................................................................................................................................................................................ 60

Figure 38. Default Programming .................................................................................................................................................................................... 61

Figure 39. Write Address/Read Address Programming ................................................................................................................................................... 62

Figure 40. Serial Port Connection for Serial Programming .............................................................................................................................................. 63

Figure 41. Serial Programming (2 Device Expansion) ................................................................................................................................................... 64

Figure 42. SDR Write Queue Select, Write Operation and Full Flag Operation ................................................................................................................ 65

Figure 43. DDR Write Operation, Write Queue Select, Full Flag Operation ...................................................................................................................... 66

Figure 44. Write Queue Select, Mark and Rewrite .......................................................................................................................................................... 67

Figure 45. Full Flag Timing in Expansion Configuration .................................................................................................................................................. 68

Figure 46. SDR Read Queue Select, Read Operation (IDT mode) ................................................................................................................................ 69

Figure 47. DDR Read Operation, Read Queue Select,

PAE

Flag Operation ......................................................................................................... 70

Figure 48. Read Queue Select, Mark and Reread (IDT mode) ...................................................................................................................................... 71

Figure 49. Standard Mode Pointers on Queue Re-entry for DDR Read Operation ......................................................................................................... 72

Figure 50. BOI Mode Pointers on Queue Re-entry for DDR Read Operation ................................................................................................................. 72

Figure 51. Read Queue Selection with Read Operations (IDT mode) (SDR mode, PLL = OFF) ..................................................................................... 73

Figure 52. Read Queue Select, Read Operation and

Timing .................................................................................................................................... 74

Figure 53. Almost Full Flag Timing and Queue Switch .................................................................................................................................................... 75

Figure 54. Almost Full Flag Timing ................................................................................................................................................................................. 75

FEBRUARY 11, 2009

IDT72P51767/72P51777 1.8V, MULTI-QUEUE FLOW-CONTROL DEVICES

(128 QUEUES) 40 BIT WIDE CONFIGURATION 5,898,240 and 11,796,480 bits

COMMERCIAL AND INDUSTRIAL

TEMPERATURE RANGES

List of Figures (Continued)

Figure 55. Almost Empty Flag Timing ............................................................................................................................................................................. 76

Figure 56.

PAEn

- Direct Mode - Status Word Selection ................................................................................................................................................. 77

Figure 57.

PAFn

- Direct Mode - Status Word Selection ................................................................................................................................................. 77

Figure 58.

PAEn

- Direct Mode, Flag Operation ............................................................................................................................................................. 78

Figure 59.

PAFn

- Direct Mode, Flag Operation ............................................................................................................................................................. 79

Figure 60.

PAFn

Bus - Polled Mode .............................................................................................................................................................................. 80

Figure 61. Connecting two 10G MQ 128Q devices in Expansion Mode .......................................................................................................................... 81

Figure 62. Connecting THREE or more 10G MQ 128Q in Expansion Mode Using WADDR bit 7/RDADD bit 7 ............................................................... 82

Figure 63. Boundary Scan Architecture ......................................................................................................................................................................... 83

Figure 64. TAP Controller State Diagram ....................................................................................................................................................................... 84

Figure 65. Standard JTAG Timing .................................................................................................................................................................................. 87

FEBRUARY 11, 2009

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