M28W640EC-ZB Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
M28W640EC-ZB Datasheet PDF : 55 Pages
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M28W640ECT, M28W640ECB
Table 6. Read Block Lock Signature
Block Status
E G W A0 A1 A2-A7 A8-A11
A12-A21 DQ0 DQ1 DQ2-DQ15
Locked Block
VIL VIL VIH VIL VIH
0 Don’t Care Block Address 1
0
00h
Unlocked Block
VIL VIL VIH VIL VIH
0 Don’t Care Block Address 0
0
00h
Locked-Down
Block
VIL VIL VIH VIL VIH
0 Don’t Care Block Address X (1) 1
00h
Note: 1. A Locked-Down Block can be locked "DQ0 = 1" or unlocked "DQ0 = 0"; see Block Locking section.
Table 7. Read Protection Register and Lock Register
Word
E G W A0-A7 A8-A21
DQ0
Lock
VIL VIL VIH 80h Don’t Care
0
Unique ID 0 VIL VIL VIH 81h Don’t Care ID data
Unique ID 1 VIL VIL VIH 82h Don’t Care ID data
Unique ID 2 VIL VIL VIH 83h Don’t Care ID data
Unique ID 3 VIL VIL VIH 84h Don’t Care ID data
OTP 0
VIL VIL VIH 85h Don’t Care OTP data
OTP 1
VIL VIL VIH 86h Don’t Care OTP data
OTP 2
VIL VIL VIH 87h Don’t Care OTP data
OTP 3
VIL VIL VIH 88h Don’t Care OTP data
OTP 4
VIL VIL VIH 89h Don’t Care OTP data
OTP 5
VIL VIL VIH 8Ah Don’t Care OTP data
OTP 6
VIL VIL VIH 8Bh Don’t Care OTP data
OTP 7
VIL VIL VIH 8Ch Don’t Care OTP data
DQ1
OTP Prot.
data
ID data
ID data
ID data
ID data
OTP data
OTP data
OTP data
OTP data
OTP data
OTP data
OTP data
OTP data
DQ2 DQ3-DQ7 DQ8-DQ15
0
00h
00h
ID data ID data ID data
ID data ID data ID data
ID data ID data ID data
ID data ID data ID data
OTP data OTP data OTP data
OTP data OTP data OTP data
OTP data OTP data OTP data
OTP data OTP data OTP data
OTP data OTP data OTP data
OTP data OTP data OTP data
OTP data OTP data OTP data
OTP data OTP data OTP data
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