M29W640DT, M29W640DB

40/49

Note: For Bottom Boot devices, Erase Block Region 1 is located from address 000000h to 007FFFh and Erase Block Region 2 from address

008000h to 3FFFFFh.

For Top Boot devices, Erase Block Region 1 is located from address 000000h to 3F7FFFh and Erase Block Region 2 from address

3F8000h to 3FFFFFh.

Table 25. Primary Algorithm-Specific Extended Query Table

35h

36h

37h

38h

6Ah

6Ch

6Eh

70h

0000h

0000h

0000h

0000h

Region 3 Information

Number of Erase Blocks of identical size=007Fh+1

Region 3 Information

Block size in Region 3 = 0000h * 256 byte

0

0

39h

3Ah

3Bh

3Ch

72h

74h

76h

78h

0000h

0000h

0000h

0000h

Region 4 Information

Number of Erase Blocks of Identical size=007Fh+1

Region 4 Information

Block size in Region 4 = 0000h * 256 byte

0

0

Address

Data

Description

Value

x16

x8

40h

80h

0050h

Primary Algorithm extended Query table unique ASCII string “PRI”

"P"

41h

82h

0052h

"R"

42h

84h

0049h

"I"

43h

86h

0031h

Major version number, ASCII

“1”

44h

88h

0033h

Minor version number, ASCII

"3"

45h

8Ah

0000h

Address Sensitive Unlock (bits 1 to 0)

00h = required, 01h = not required

Silicon Revision Number (bits 7 to 2)

Yes

46h

8Ch

0002h

Erase Suspend

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

2

47h

8Eh

0004h

Block Protection

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

4

48h

90h

0001h

Temporary Block Unprotect

00h = not supported, 01h = supported

Yes

49h

92h

0004h

Block Protect /Unprotect

04 = M29W640D

04

4Ah

94h

0000h

Simultaneous Operations, 00h = not supported

No

4Bh

96h

0000h

Burst Mode, 00h = not supported, 01h = supported

No

4Ch

98h

0000h

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

word

No

4Dh

9Ah

00B5h

bit 7 to 4 HEX value in volts

bit 3 to 0 BCD value in 100 mV

11.5V

4Eh

9Ch

00C5h

bit 7 to 4 HEX value in volts

bit 3 to 0 BCD value in 100 mV

12.5V

4Fh

9Eh

0002h

0003h

Top/Bottom Boot Block Flag

02h = Bottom Boot device

03h = Top Boot device

–

Address

Data

Description

Value

x16

x8