M28W320BT85ZB1T datasheet, PDF

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M28W320BT85ZB1T: DescriptionFlash, 2MX16, 85ns, PBGA47, 6.39 X 10.50 MM, 0.75 MM PITCH, TFBGA-47; Categorystorage storage; File Size294KB，43 Pages; ManufacturerNumonyx ( Micron ); Websitehttps://www.micron.com

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M28W320BT85ZB1T Overview

Flash, 2MX16, 85ns, PBGA47, 6.39 X 10.50 MM, 0.75 MM PITCH, TFBGA-47

M28W320BT85ZB1T Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Maker	Numonyx ( Micron )
Parts packaging code	BGA
package instruction	6.39 X 10.50 MM, 0.75 MM PITCH, TFBGA-47
Contacts	47
Reach Compliance Code	not_compliant
ECCN code	3A991.B.1.A
Maximum access time	85 ns
Other features	TOP BOOT BLOCK
startup block	TOP
JESD-30 code	R-PBGA-B47
JESD-609 code	e0
length	10.5 mm
memory density	33554432 bit
Memory IC Type	FLASH
memory width	16
Number of functions	1
Number of terminals	47
word count	2097152 words
character code	2000000
Operating mode	ASYNCHRONOUS
Maximum operating temperature	70 °C
Minimum operating temperature
organize	2MX16
Package body material	PLASTIC/EPOXY
encapsulated code	TFBGA
Package shape	RECTANGULAR
Package form	GRID ARRAY, THIN PROFILE, FINE PITCH
Parallel/Serial	PARALLEL
Programming voltage	3 V
Certification status	Not Qualified
Maximum seat height	1.2 mm
Maximum supply voltage (Vsup)	3.6 V
Minimum supply voltage (Vsup)	2.7 V
Nominal supply voltage (Vsup)	3 V
surface mount	YES
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	BALL
Terminal pitch	0.75 mm
Terminal location	BOTTOM
type	NOR TYPE
width	6.39 mm

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M28W320BT

M28W320BB

32 Mbit (2Mb x16, Boot Block)

3V Supply Flash Memory

FEATURES SUMMARY

SUPPLY VOLTAGE

– V

= 2.7V to 3.6V Core Power Supply

– V

DDQ

= 1.65V to 3.6V for Input/Output

– V

= 12V for fast Program (optional)

FBGA

Figure 1. Packages

ACCESS TIME: 70, 85, 90,100ns

PROGRAMMING TIME

– 10µs typical

– Double Word Programming Option

TFBGA47 (ZB)

6.39 x 10.5mm

COMMON FLASH INTERFACE

– 64 bit Security Code

MEMORY BLOCKS

– Parameter Blocks (Top or Bottom location)

– Main Blocks

BLOCK PROTECTION on TWO PARAMETER

BLOCKS

– WP for Block Protection

AUTOMATIC STAND-BY MODE

PROGRAM and ERASE SUSPEND

100,000 PROGRAM/ERASE CYCLES per

BLOCK

ELECTRONIC SIGNATURE

– Manufacturer Code: 20h

– Top Device Code, M28W320BT: 88BCh

– Bottom Device Code, M28W320BB: 88BDh

TSOP48 (N)

12 x 20mm

May 2002

1/43

M28W320BT, M28W320BB

Table 6. Program, Erase Times and Program/Erase Endurance Cycles . . . . . . . . . . . . . . . . . . . . 14

STATUS REGISTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Program/Erase Controller Status (Bit 7) . . .

Erase Suspend Status (Bit 6) . . . . . . . . . . .

Erase Status (Bit 5) . . . . . . . . . . . . . . . . . . .

Program Status (Bit 4) . . . . . . . . . . . . . . . . .

Status (Bit 3). . . . . . . . . . . . . . . . . . . . .

Program Suspend Status (Bit 2) . . . . . . . . .

Block Protection Status (Bit 1). . . . . . . . . . .

Reserved (Bit 0). . . . . . . . . . . . . . . . . . . . . .

Table 7. Status Register Bits . . . . . . . . . . . .

......

.......

......

.......

......

. . . . 15

. . . . 16

MAXIMUM RATING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Table 8. Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

DC and AC PARAMETERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Table 9. Operating and AC Measurement Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Figure 6. AC Measurement I/O Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Figure 7. AC Measurement Load Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Table 10. Device Capacitance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Table 11. DC Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 8. Read AC Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Table 12. Read AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 9. Write AC Waveforms, Write Enable Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Table 13. Write AC Characteristics, Write Enable Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 10. Write AC Waveforms, Chip Enable Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Table 14. Write AC Characteristics, Chip Enable Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 11. Power-Up and Reset AC Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Table 15. Power-Up and Reset AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

PACKAGE MECHANICAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 12. TSOP48 - 48 lead Plastic Thin Small Outline, 12 x 20mm, Package Outline . . . . . . . . 26

Table 16. TSOP48 - 48 lead Plastic Thin Small Outline, 12 x 20mm, Package Mechanical Data . 26

Figure 13. TFBGA47 6.39x10.5mm - 8x6 ball array, 0.75mm pitch, Bottom View Package Outline27

Table 17. TFBGA47 6.39x10.5mm - 8x6 ball array, 0.75mm pitch, Package Mechanical Data . . . 27

Figure 14. TFBGA47 Daisy Chain - Package Connections (Top view through package) . . . . . . . . 28

Figure 15. TFBGA47 Daisy Chain - PCB Connections proposal (Top view through package) . . . . 28

PART NUMBERING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Table 18. Ordering Information Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Table 19. Daisy Chain Ordering Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

REVISION HISTORY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Table 20. Document Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

3/43

M28W320BT, M28W320BB

APPENDIX A. BLOCK ADDRESS TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Table 21. Top Boot Block Addresses, M28W320BT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Table 22. Bottom Boot Block Addresses, M28W320BB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

APPENDIX B. COMMON FLASH INTERFACE (CFI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table 23. Query Structure Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table 24. CFI Query Identification String . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table 25. CFI Query System Interface Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Table 26. Device Geometry Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Table 27. Primary Algorithm-Specific Extended Query Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Table 28. Security Code Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

APPENDIX C. FLOWCHARTS AND PSEUDO CODES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Figure 16. Program Flowchart and Pseudo Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Figure 17. Double Word Program Flowchart and Pseudo Code . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Figure 18. Program Suspend & Resume Flowchart and Pseudo Code . . . . . . . . . . . . . . . . . . . . . 39

Figure 19. Erase Flowchart and Pseudo Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Figure 20. Erase Suspend & Resume Flowchart and Pseudo Code. . . . . . . . . . . . . . . . . . . . . . . . 41

APPENDIX D. COMMAND INTERFACE AND PROGRAM/ERASE CONTROLLER STATE . . . . . . . 42

Table 29. Write State Machine Current/Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

4/43

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