M28W320ECT70N1F データシートの表示（PDF） - STMicroelectronics
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M28W320ECT70N1F Datasheet PDF : 53 Pages
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M28W320ECT, M28W320ECB
Table 5. Read Electronic Signature
Code
Device
EG
Manufacture.
Code
VIL VIL
M28W320ECT VIL VIL
Device Code
M28W320ECB VIL VIL
Note: RP = VIH.
W A0
VIH VIL
VIH VIH
VIH VIH
A1 A2-A7 A8-A20
VIL
0
Don’t Care
VIL
0
Don’t Care
VIL
0
Don’t Care
DQ0-DQ7 DQ8-DQ15
20h
00h
BAh
88h
BBh
88h
Table 6. Read Block Lock Signature
Block Status
E G W A0 A1 A2-A7 A8-A11
A12-A20 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-A20
DQ0
Lock
VIL VIL VIH 80h Don’t Care Don’t Care
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
Note: 1. DQ2 in the Protection Lock Register must not be programmed to 0.
DQ1
DQ2 DQ3-DQ7 DQ8-DQ15
OTP Prot. Don’t Care
data See note (1)
Don’t
Care
Don’t Care
ID data
ID data ID data ID data
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
OTP data OTP data OTP data OTP data
OTP data OTP data OTP data OTP data
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