IBM11D1475B IBM11D2475B
IBM11E1475B IBM11E2475B
1M/2M x 32 Desktop ECC-on-SIMM
Pin Description
Pinout
Pin # Name
Pin # Name
Pin # Name
Row Address Strobe
RAS0, RAS2
(4MB)
VSS
1
2
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
DQ24
DQ7
DQ25
A7
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
DQ9
Row Address Strobe
RAS0 - RAS3
(8MB)
DQ0
DQ18
DQ1
DQ19
DQ2
DQ20
DQ3
DQ21
VCC
DQ27
DQ10
DQ28
DQ11
DQ29
DQ12
DQ30
DQ13
DQ31
VCC
CAS0 - CAS3
WE
Column Address Strobe
Read/write Input
3
4
A0 - A9
Address Inputs
5
TP0
DQ0-7, 9-16,
18-25, 27-34
VCC
6
Data Input/output
7
A8
VCC
VSS
Power (+5V)
Ground
8
A9
9
RAS3*
RAS2
NC
NC
No Connect
Presence Detects
Test Points
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PD1 - PD4
TP0 - TP3
NC
A0
NC
DQ32
DQ14
DQ33
DQ15
DQ34
DQ16
TP2
A1
NC
A2
NC
VSS
A3
A4
CAS0
CAS2
CAS3
CAS1
RAS0
RAS1*
TP1
A5
A6
NC
PD1
DQ4
DQ22
DQ5
DQ23
DQ6
PD2
PD3
PD4
WE
TP3
VSS
NC
1. DQ numbering is compatible with parity (x36) SIMMs.
2. * RAS1 and RAS3 are “NC” on 4MB SIMM.
3. TPs are used during manufacturing test.
Ordering Information
Part Number
IBM11D1475B-6RJ
IBM11E1475B-6RJ
IBM11D2475B-6RJ
IBM11E2475B-6RJ
Organization
Addr.
10/10
Leads
Sn/Pb
Au
Dimensions
Package
SOJ
Notes
1
Speed
6Rns
1M x 32
2M x 32
4.25” x 1.04” x .397”
Sn/Pb
Au
4.25” x 1.40” x .397”
1. DRAM package designator appended to speed portion of part number on assemblies beginning with DRAM die rev G.
©IBM Corporation. All rights reserved.
Use is further subject to the provisions at the end of this document.
75H3507
SA14-4343-00
Released 6/96
Page 2 of 22
IBM [ IBM ]
