M36W432B70ZA1T datasheet(3/57 Pages) STMICROELECTRONICS

Part #	M36W432B70ZA1T

Description	32 Mbit 2Mb x16, Boot Block Flash Memory and 4 Mbit 256K x16 SRAM, Multiple Memory Product

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M36W432T, M36W432B

Figure 10. Flash Write AC Waveforms, Write Enable Controlled ... ....... ...... ...... ....26

Table 16. Flash Write AC Characteristics, Write Enable Controlled . ....... ...... ...... ....27

Figure 11. Flash Write AC Waveforms, Chip Enable Controlled .... ....... ...... ...... ....28

Table 17. Flash Write AC Characteristics, Chip Enable Controlled. . ....... ...... ...... ....29

Figure 12. Flash Power-Up and ResetACWaveforms ..... ...... ....... ...... ...... ....30

Table 18. Flash Power-Up and ResetAC Characteristics... ...... ....... ...... ...... ....30

Figure 13. SRAM Read AC Waveforms, Address Controlled with UBS = LBS = VIL . ...... ....31

Figure 14. SRAM Read AC Waveforms, E1S, E2S or GS Controlled ....... ...... ...... ....31

Figure 15. SRAM Standby AC Waveforms . ...... ....... ...... ....... ...... ...... ....32

Table 19. SRAM Read AC Characteristics . ...... ....... ...... ....... ...... ...... ....32

Figure 16. SRAM Write AC Waveforms,WS Controlled with GS Low ...... ...... ...... ....33

Figure 17. SRAM Write AC Waveforms,WS Controlled with GS High ...... ...... ...... ....33

Figure 18. SRAM Write AC Waveforms,UBS and LBS Controlled . . ....... ...... ...... ....34

Figure 19. SRAM Write AC Waveforms,E1S Controlled ... ...... ....... ...... ...... ....34

Table 20. SRAM Write AC Characteristics . ...... ....... ...... ....... ...... ...... ....35

Figure 20. SRAM Low VDDS Data Retention AC Waveforms,E1S Controlled ...... ...... ....36

Figure 21. SRAM Low VDDS Data Retention AC Waveforms, E2S Controlled ...... ...... ....36

Table 21. SRAM Low VDDS Data Retention Characteristic .. ...... ....... ...... ...... ....36

PACKAGE MECHANICAL . . . ...... ....... ...... ....... ...... ....... ...... ...... ....37

Figure 22. Stacked LFBGA66 - 8 x 8 ball array, 0.8 mm pitch,Bottom View Package Outline....37

Table 22. Stacked LFBGA66 - 8 x 8 ball array, 0.8 mm pitch, Package Mechanical Data . . . .... 37

Figure 23. Stacked LFBGA66 Daisy Chain - Package Connections (Top view through package) . 38

Figure 24. Stacked LFBGA66 Daisy Chain - PCB Connections proposal (Top view through package)39

PART NUMBERING .. ...... ...... ....... ...... ....... ...... ....... ...... ...... ....40

Table 23. Ordering Information Scheme ... ...... ....... ...... ....... ...... ...... ....40

Table 24. DaisyChain Ordering Scheme . . ...... ....... ...... ....... ...... ...... ....40

REVISION HISTORY. . ...... ...... ....... ...... ....... ...... ....... ...... ...... ....41

Table 25. Document Revision History ..... ...... ....... ...... ....... ...... ...... ....41

APPENDIXA. FLASH MEMORY BLOCKADDRESS TABLES ...... ....... ...... ...... ....42

Table 26. Top Boot Block Addresses, M36W432T . ....... ...... ....... ...... ...... ....42

Table 27. Bottom Boot Block Addresses, M36W432B ..... ...... ....... ...... ...... ....43

APPENDIXB. COMMONFLASH INTERFACE (CFI) . ....... ...... ....... ...... ...... ....44

Table 28. Query Structure Overview ...... ...... ....... ...... ....... ...... ...... ....44

Table 29. CFI Query Identification String . . ...... ....... ...... ....... ...... ...... ....44

Table 30. CFIQuerySystem Interface Information . ....... ...... ....... ...... ...... .... 45

Table 31. Device Geometry Definition ..... ...... ....... ...... ....... ...... ...... ....46

Table 32. Primary Algorithm-Specific Extended Query Table ...... ....... ...... ...... ....47

Table 33. Security Code Area .... ....... ...... ....... ...... ....... ...... ...... ....48

APPENDIXC. FLASH MEMORY FLOWCHARTSand PSEUDO CODES ..... ...... ...... ....49

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