Description
Table 5.
Block
0 to 7
8 to 10
11 to 14
--
127 to 130
131 to 134
1. Boot blocks.
M29W640GH, M29W640GL, M29W640GT, M29W640GB
Protection granularity on the M29W640GB
Kbytes/Kwords
8x 8/4
(1)
3 x 64/32
4 x 64/32
--
4 x 64/32
4 x 64/32
Protection Block Group
Block level
Protection Group
Protection Group
--
Protection Group
Protection Group
(x8)
000000h–00FFFFh
(2)
010000h-03FFFFh
040000h-07FFFFh
--
780000h-7BFFFFh
7C0000h–7FFFFFh
(x16)
000000h–007FFFh
(2)
008000h-01FFFFh
020000h-03FFFFh
--
3C0000h-3DFFFFh
3E0000h–3FFFFFh
2. Used as the Extended Block Addresses in Extended Block mode.
Figure 2.
TSOP48 connections
A15
A14
A13
A12
A11
A10
A9
A8
A19
A20
W
RP
A21
VPP/WP
RB
A18
A17
A7
A6
A5
A4
A3
A2
A1
1
48
12
13
M29W640GT
M29W640GB
M29W640GH
M29W640GL
37
36
24
25
A16
BYTE
VSS
DQ15A–1
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
DQ4
VCC
DQ11
DQ3
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
G
VSS
E
A0
AI13695
10/90