MBM29F400TC-55/-70-90/MBM29F400BC-55/-70-90
MBM29F400TC/BC Sector Protection Verify Autoselect Codes
Code
A-1*1
Type
Manufacturer’s Code
A17 to A12
A6
A1
A0
(HEX)
X
VIL
VIL
VIL
VIL
VIL
X
04h
Byte
Word
Byte
23h
MBM29F400TC
MBM29F400BC
X
X
VIL
VIL
VIH
2223h
ABh
Device Code
VIL
X
VIL
VIL
VIL
VIH
VIH
VIL
Word
22ABh
Sector
Addresses
01h*2
Sector Protection
VIL
*1: A-1 is for Byte mode.
*2: Outputs 01h at protected sector addresses and outputs 00h at unprotected sector addresses.
Expanded Autoselect Code Table
DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 DQ9 DQ8 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 DQ0
Type
Code
A-1/0
Manufacturer’s Code
04h
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
1
1
1
1
0
0
1
1
1
1
1
(B) 23h A-1 Hi-Z Hi-Z Hi-Z Hi-Z Hi-Z Hi-Z Hi-Z 0
MBM29F400TC
Device
(W) 2223h
0
0
1
0
0
0
1
0
0
Code
(B) ABh A-1 Hi-Z Hi-Z Hi-Z Hi-Z Hi-Z Hi-Z Hi-Z 1
MBM29F400BC
(W) 22ABh
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
1
0
Sector Protection
01h A-1/0
(B): Byte mode
(W): Word mode
Hi-Z : High-Z
9