
Description
M29W640GH, M29W640GL, M29W640GT, M29W640GB
Figure 2.
TSOP48 connections
Table 5.
Protection granularity on the M29W640GB
Block
Kbytes/Kwords
Protection Block Group
(x8)
(x16)
0 to 7
8x 8/4(1)
Block level
000000h–00FFFFh(2)
8 to 10
3 x 64/32
Protection Group
010000h-03FFFFh
008000h-01FFFFh
11 to 14
4 x 64/32
Protection Group
040000h-07FFFFh
020000h-03FFFFh
--
127 to 130
4 x 64/32
Protection Group
780000h-7BFFFFh
3C0000h-3DFFFFh
131 to 134
4 x 64/32
Protection Group
7C0000h–7FFFFFh
3E0000h–3FFFFFh
1.
Boot blocks.
2.
Used as the Extended Block Addresses in Extended Block mode.
DQ3
DQ9
DQ2
A6
DQ0
W
A3
RB
DQ6
A8
A9
DQ13
A17
A10
DQ14
A2
DQ12
DQ10
DQ15A–1
VCC
DQ4
DQ5
A7
DQ7
VPP/WP
A21
M29W640GT
M29W640GB
M29W640GH
M29W640GL
12
1
13
24
25
36
37
48
DQ8
A20
A19
A1
A18
A4
A5
DQ1
DQ11
G
A12
A13
A16
A11
BYTE
A15
A14
VSS
E
A0
RP
VSS
AI13695