M29W641DH datasheet(34/42 Pages) STMICROELECTRONICS

34 / 42 page

M29W641DH, M29W641DL, M29W641DU

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Table 22. Primary Algorithm-Specific Extended Query Table

Table 23. Security Code Area

Address

Data

Description

Value

40h

0050h

Primary Algorithm extended Query table unique ASCII string “PRI”

"P"

41h

0052h

"R"

42h

0049h

"I"

43h

0031h

Major version number, ASCII

"1"

44h

0030h

Minor version number, ASCII

"0"

45h

0000h

Address Sensitive Unlock (bits 1 to 0)

00 = required, 01= not required

Silicon Revision Number (bits 7 to 2)

Yes

46h

0002h

Erase Suspend

00 = not supported, 01 = Read only, 02 = Read and Write

47h

0004h

Block Protection

00 = not supported, x = number of blocks per protection group

48h

0001h

Temporary Block Unprotect

00 = not supported, 01 = supported

Yes

49h

0004h

Block Protect /Unprotect

04 = M29W400B

4Ah

0000h

Simultaneous Operations, 00 = not supported

4Bh

0000h

Burst Mode, 00 = not supported, 01 = supported

4Ch

0000h

Page Mode, 00 = not supported, 01 = 4 page word, 02 = 8 page word

4Dh

00B5h

VPP Supply Minimum Program/Erase voltage

bit 7 to 4 HEX value in volts

bit 3 to 0 BCD value in 100 mV

11.5V

4Eh

00C5h

VPP Supply Maximum Program/Erase voltage

bit 7 to 4 HEX value in volts

bit 3 to 0 BCD value in 100 mV

12.5V

Address

Data

Description

61h

XXXX

64 bit: unique device number

62h

XXXX

63h

XXXX

64h

XXXX

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