MT48LC8M32LFB5-8 datasheet, PDF

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MT48LC8M32LFB5-8: DescriptionSynchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, LEAD FREE, VFBGA-90; Categorystorage storage; File Size2MB，75 Pages; ManufacturerMicron Technology; Websitehttp://www.mdtic.com.tw/; Environmental Compliance

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MT48LC8M32LFB5-8 Overview

Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, LEAD FREE, VFBGA-90

MT48LC8M32LFB5-8 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	Micron Technology
Parts packaging code	BGA
package instruction	VFBGA, BGA90,9X15,32
Contacts	90
Reach Compliance Code	unknown
ECCN code	EAR99
access mode	FOUR BANK PAGE BURST
Maximum access time	7 ns
Other features	AUTO/SELF REFRESH
Maximum clock frequency (fCLK)	125 MHz
I/O type	COMMON
interleaved burst length	1,2,4,8
JESD-30 code	R-PBGA-B90
JESD-609 code	e1
length	13 mm
memory density	268435456 bit
Memory IC Type	SYNCHRONOUS DRAM
memory width	32
Number of functions	1
Number of ports	1
Number of terminals	90
word count	8388608 words
character code	8000000
Operating mode	SYNCHRONOUS
Maximum operating temperature	70 °C
Minimum operating temperature
organize	8MX32
Package body material	PLASTIC/EPOXY
encapsulated code	VFBGA
Encapsulate equivalent code	BGA90,9X15,32
Package shape	RECTANGULAR
Package form	GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Celsius)	260
power supply	3.3 V
Certification status	Not Qualified
refresh cycle	4096
Maximum seat height	1 mm
self refresh	YES
Continuous burst length	1,2,4,8,FP
Maximum standby current	0.00001 A
Maximum slew rate	0.255 mA
Maximum supply voltage (Vsup)	3.6 V
Minimum supply voltage (Vsup)	3 V
Nominal supply voltage (Vsup)	3.3 V
surface mount	YES
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	Tin/Silver/Copper (Sn/Ag/Cu)
Terminal form	BALL
Terminal pitch	0.8 mm
Terminal location	BOTTOM
Maximum time at peak reflow temperature	30
width	8 mm

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256Mb: x32 Mobile SDRAM

Features

Mobile SDRAM

MT48LC8M32LF, MT48V8M32LF, MT48H8M32LF - 2 Meg x 32 x 4 banks

For the latest data sheet, refer to Micron’s Web site:

www.micron.com/products/dram/mobile

Features

•

Low voltage power supply

Partial array self refresh power-saving mode

Temperature Compensated Self Refresh (TCSR)

Deep power-down mode

Programmable output drive strength

Fully synchronous; all signals registered on positive

edge of system clock

Internal pipelined operation; column address can

be changed every clock cycle

Internal banks for hiding row access/precharge

Programmable burst lengths: 1, 2, 4, 8, or full page

Auto precharge, includes concurrent auto

precharge, and auto refresh modes

Self-refresh mode; standard and low power

64ms, 4,096-cycle refresh

LVTTL-compatible inputs and outputs

Commercial and industrial temperature ranges

Supports CAS latency of 1, 2, 3

Options

• V

• 3.3V/3.3V

• 2.5V/2.5V

• 1.8V/1.8V

• Configurations

• 8 Meg x 32 (2 Meg x 32 x 4 banks)

• Package/Ballout

• 90-ball VFBGA (8mm x 13mm)

(Standard)

• 90-ball VFBGA (8mm x 13mm)

(Lead-free)

• Timing (Cycle Time)

• 7.5ns @ CL = 3 (133 MHz)

• 7.5ns @ CL = 2 (104 MHz)

• 8ns @ CL = 3 (125 MHz)

• 8ns @ CL = 2 (104 Mhz)

• 10ns @ CL = 3 (100 MHz)

• 10ns @ CL = 2 (83 Mhz)

• Operating Temperature Range

• Commercial (0° to +70°C)

• Industrial (-40°C to +85°C)

Marking

8M32

-75

-8

-10

None

Table 1: Addressing

8 Meg x 32

Configuration

Refresh Count

Row Addressing

Bank Addressing

Column Addressing

2 Meg x 32 x 4 banks

4K (A0–A11)

4 (BA0, BA1)

512 (A0–A8)

Table 2: Key Timing Parameters

CL = CAS (READ) latency

Speed

Grade

-75

-8

-10

-75

-8

-10

Clock

Frequency

133 MHz

125 MHz

100 MHz

133 MHz

104 MHz

83 MHz

Access Time

CL = 2

–

7ns

8ns

CL = 3

6ns

7ns

–

Setup

Time

2.5ns

Hold

Time

1ns

PDF: 09005aef80d460f2/Source: 09005aef80cd8d41

256Mb SDRAM x32_1.fm - Rev. G 6/05

Micron Technology, Inc., reserves the right to change products or specifications without notice.

Products and specifications discussed herein are subject to change by Micron without notice.

256Mb: x32 Mobile SDRAM

Table of Contents

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

FBGA Part Number System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Ball Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Ball Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Register Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Burst Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Burst Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

CAS Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Bank/Row Activation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

READs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

WRITEs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Truth Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

Electrical Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46

Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46

Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54

Timing Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56

Package Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75

PDF: 09005aef80d460f2/Source: 09005aef80cd8d41

256Mb SDRAM x32TOC.fm - Rev. G 6/05

Micron Technology, Inc., reserves the right to change products or specifications without notice.

256Mb: x32 Mobile SDRAM

List of Figures

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Functional Block Diagram 8 Meg x 32 SDRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

90-Ball VFBGA (Top View) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Mode Register Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

CAS Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Low Power Extended Mode Register Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Activating a Specific Row in a Specific Bank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Example: Meeting tRCD (MIN) When 2 < tRCD (MIN)/tCK < 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

READ Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

CAS Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

Consecutive READ Bursts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Random READ Accesses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

READ to WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

READ to WRITE with Extra Clock Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

READ to PRECHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Terminating a READ Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

WRITE Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

WRITE Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

WRITE to WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

Random WRITE Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

WRITE to READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

WRITE to PRECHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Terminating a WRITE Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35

PRECHARGE Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

Power-Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

Clock Suspend During WRITE Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

Clock Suspend During READ Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

READ With Auto Precharge Interrupted by a READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

READ With Auto Precharge Interrupted by a WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

WRITE With Auto Precharge Interrupted by a READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

WRITE With Auto Precharge Interrupted by a WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

Typical Self Refresh Current vs. Temperature – 3.3V Part . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

Typical Self Refresh Current vs. Temperature – 2.5V Part . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

Typical Self Refresh Current vs. Temperature – 1.8V Part . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

Initialize and Load Mode Register

1,2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56

Power-Down Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57

Clock Suspend Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58

Auto Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59

Self Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60

READ – Without Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

Read – With Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62

Single Read – Without Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

Single Read – With Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64

Alternating Bank Read Accesses

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65

Read – Full-page Burst

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66

Read – DQM Operation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67

Write – Without Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68

Write – With Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69

Single Write – Without Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70

Single Write – With Auto Precharge

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

Alternating Bank Write Accesses

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72

Write – Full-page Burst

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73

Write – DQM Operation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74

90-Ball VFBGA (8mm x 13mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75

PDF: 09005aef80d460f2/Source: 09005aef80cd8d41

256Mb SDRAM x32LOF.fm - Rev. G 6/05

Micron Technology, Inc., reserves the right to change products or specifications without notice.

256Mb: x32 Mobile SDRAM

List of Tables

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Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Key Timing Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Cross Reference For VFBGA Device Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Ball Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Burst Definition Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

CAS Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Truth Table – Commands and DQM Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Truth Table – CKE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

Truth Table – Current State Bank

Command To Bank

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42

Truth Table – Current State Bank

Command To Bank

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44

Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46

DC Electrical Characteristics and Operating Conditions (LC version) . . . . . . . . . . . . . . . . . . . . . . . . . .46

DC Electrical Characteristics and Operating Conditions (V version) . . . . . . . . . . . . . . . . . . . . . . . . . . .47

DC Electrical Characteristics and Operating Conditions (H version) . . . . . . . . . . . . . . . . . . . . . . . . . . .47

Electrical Characteristics and Recommended AC Operating Conditions . . . . . . . . . . . . . . . . . . . . . . .48

AC Functional Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49

Specifications and Conditions (LC version) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49

Specifications and Conditions (V version). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50

Specifications and Conditions (H version) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50

7 – Self Refresh Current Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53

PDF: 09005aef80d460f2/Source: 09005aef80cd8d41

256Mb SDRAM x32LOT.fm - Rev. G 6/05

Micron Technology, Inc., reserves the right to change products or specifications without notice.

MT48LC8M32LFB5-8 Related Products

	MT48LC8M32LFB5-8	MT48LC8M32LFF5-8IT	MT48V8M32LFB5-8	MT48V8M32LFB5-8IT	MT48LC8M32LFB5-8IT	MT48H8M32LFF5-8IT	MT48H8M32LFF5-10IT
Description	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, LEAD FREE, VFBGA-90	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, VFBGA-90	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, LEAD FREE, VFBGA-90	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, LEAD FREE, VFBGA-90	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, LEAD FREE, VFBGA-90	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, VFBGA-90	Synchronous DRAM, 8MX32, 7ns, CMOS, PBGA90, 8 X 13 MM, VFBGA-90
Is it Rohs certified?	conform to	incompatible	conform to	conform to	conform to	incompatible	incompatible
Maker	Micron Technology	Micron Technology	Micron Technology	Micron Technology	Micron Technology	Micron Technology	Micron Technology
Parts packaging code	BGA	BGA	BGA	BGA	BGA	BGA	BGA
package instruction	VFBGA, BGA90,9X15,32	8 X 13 MM, VFBGA-90	VFBGA, BGA90,9X15,32	VFBGA, BGA90,9X15,32	VFBGA, BGA90,9X15,32	8 X 13 MM, VFBGA-90	8 X 13 MM, VFBGA-90
Contacts	90	90	90	90	90	90	90
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	not_compliant	not_compliant
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
access mode	FOUR BANK PAGE BURST	FOUR BANK PAGE BURST	FOUR BANK PAGE BURST	FOUR BANK PAGE BURST	FOUR BANK PAGE BURST	FOUR BANK PAGE BURST	FOUR BANK PAGE BURST
Maximum access time	7 ns	7 ns	7 ns	7 ns	7 ns	7 ns	7 ns
Other features	AUTO/SELF REFRESH	AUTO/SELF REFRESH	AUTO/SELF REFRESH	AUTO/SELF REFRESH	AUTO/SELF REFRESH	AUTO/SELF REFRESH	AUTO/SELF REFRESH
Maximum clock frequency (fCLK)	125 MHz	125 MHz	125 MHz	125 MHz	125 MHz	125 MHz	100 MHz
I/O type	COMMON	COMMON	COMMON	COMMON	COMMON	COMMON	COMMON
interleaved burst length	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8
JESD-30 code	R-PBGA-B90	R-PBGA-B90	R-PBGA-B90	R-PBGA-B90	R-PBGA-B90	R-PBGA-B90	R-PBGA-B90
JESD-609 code	e1	e0	e1	e1	e1	e0	e0
length	13 mm	13 mm	13 mm	13 mm	13 mm	13 mm	13 mm
memory density	268435456 bit	268435456 bit	268435456 bit	268435456 bit	268435456 bit	268435456 bit	268435456 bit
Memory IC Type	SYNCHRONOUS DRAM	SYNCHRONOUS DRAM	SYNCHRONOUS DRAM	SYNCHRONOUS DRAM	SYNCHRONOUS DRAM	SYNCHRONOUS DRAM	SYNCHRONOUS DRAM
memory width	32	32	32	32	32	32	32
Number of functions	1	1	1	1	1	1	1
Number of ports	1	1	1	1	1	1	1
Number of terminals	90	90	90	90	90	90	90
word count	8388608 words	8388608 words	8388608 words	8388608 words	8388608 words	8388608 words	8388608 words
character code	8000000	8000000	8000000	8000000	8000000	8000000	8000000
Operating mode	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS
Maximum operating temperature	70 °C	85 °C	70 °C	85 °C	85 °C	85 °C	85 °C
Minimum operating temperature	-	-40 °C	-	-40 °C	-40 °C	-40 °C	-40 °C
organize	8MX32	8MX32	8MX32	8MX32	8MX32	8MX32	8MX32
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	VFBGA	VFBGA	VFBGA	VFBGA	VFBGA	VFBGA	VFBGA
Encapsulate equivalent code	BGA90,9X15,32	BGA90,9X15,32	BGA90,9X15,32	BGA90,9X15,32	BGA90,9X15,32	BGA90,9X15,32	BGA90,9X15,32
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH	GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Celsius)	260	235	260	260	260	235	235
power supply	3.3 V	3.3 V	2.5 V	2.5 V	3.3 V	1.8 V	1.8 V
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
refresh cycle	4096	4096	4096	4096	4096	4096	4096
Maximum seat height	1 mm	1 mm	1 mm	1 mm	1 mm	1 mm	1 mm
self refresh	YES	YES	YES	YES	YES	YES	YES
Continuous burst length	1,2,4,8,FP	1,2,4,8,FP	1,2,4,8,FP	1,2,4,8,FP	1,2,4,8,FP	1,2,4,8,FP	1,2,4,8,FP
Maximum standby current	0.00001 A	0.00001 A	0.00001 A	0.00001 A	0.00001 A	0.00001 A	0.00001 A
Maximum slew rate	0.255 mA	0.255 mA	0.255 mA	0.255 mA	0.255 mA	0.21 mA	0.17 mA
Maximum supply voltage (Vsup)	3.6 V	3.6 V	2.7 V	2.7 V	3.6 V	1.9 V	1.9 V
Minimum supply voltage (Vsup)	3 V	3 V	2.3 V	2.3 V	3 V	1.7 V	1.7 V
Nominal supply voltage (Vsup)	3.3 V	3.3 V	2.5 V	2.5 V	3.3 V	1.8 V	1.8 V
surface mount	YES	YES	YES	YES	YES	YES	YES
technology	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS
Temperature level	COMMERCIAL	INDUSTRIAL	COMMERCIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL
Terminal surface	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Lead (Sn/Pb)	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)
Terminal form	BALL	BALL	BALL	BALL	BALL	BALL	BALL
Terminal pitch	0.8 mm	0.8 mm	0.8 mm	0.8 mm	0.8 mm	0.8 mm	0.8 mm
Terminal location	BOTTOM	BOTTOM	BOTTOM	BOTTOM	BOTTOM	BOTTOM	BOTTOM
Maximum time at peak reflow temperature	30	30	30	30	30	30	30
width	8 mm	8 mm	8 mm	8 mm	8 mm	8 mm	8 mm

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