參數(shù)資料
型號： IBM11N2645H
廠商： IBM Microeletronics
英文描述： 2M x 64 DRAM Module(2M x 64 動態(tài)RAM模塊)
中文描述： 200萬× 64內(nèi)存（2米× 64動態(tài)內(nèi)存模塊）
文件頁數(shù)： 6/31頁
文件大?。?/td> 566K
代理商： IBM11N2645H
IBM11N2645H
IBM11N2735H
2M x 64/72 DRAM MODULE
IBM Corporation. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 6 of 31
50H7623.E93788
Released 5/98
Serial Presence Detect
Byte #
Description
SPD Entry Value
Serial PD Data Entry (Hexadecimal)
80
08
02
0B
0A
01
4000
4800
01
32
3C
0D
0F
00
02
00
08
00
08
00
cc
A400000000000000
91
53
31314E323634354842rr2D36305420202020
31314E323634354842rr2D37305420202020
31314E323733354842rr2D36305420202020
31314E323733354842rr2D37305420202020
rr20
wwyy
ssssssss
00
00
0
Number of Serial PD Bytes Written during Production
128
1
Total Number of Bytes in Serial PD device
256
2
Fundamental Memory Type
EDO
3
Number of Row Addresses on Assembly
11
4
Number of Column Addresses on Assembly
10
5
Number of DIMM Banks
1
6 - 7
Data Width of Assembly
2M x 64
x64
2M x 72
x72
8
Voltage Interface Level of this Assembly
LVTTL
9
RAS Access
50ns
60ns
10
CAS Access
13ns
15ns
11
DIMM Configuration Type
2M x 64
Non-Parity
2M x 72
ECC
12
Assembly Refresh Rate/Type
Normal 15.6us
13
Primary DRAM Data Width
x8
14
Error Checking DRAM Data Width
2M x 64
N/A
2M x 72
x8
15 - 62
63
64 - 71
Reserved
Checksum for bytes 0 - 62
Manufacturers’ JEDEC ID Code
Undefined
Checksum Data
IBM
Toronto, Canada
Vimercate, Italy
ASCII ‘11N2645HB”R”-60T’
ASCII ‘11N2645HB”R”-70T’
ASCII ‘11N2735HB”R”-60T’
ASCII ‘11N2735HB”R”-70T’
“R” plus ASCII blank
Week/Year Code
Serial Number
Undefined
Undefined
72
Module Manufacturing Location
73 - 90
Module Part Number
2M x 64
2M x 64
2M x 72
2M x 72
91 - 92
93 - 94
95 - 98
99 - 127
128 - 255 Open for Customer Use
cc = Checksum Data byte, 00-FF (Hex)
“R” = Alphanumeric revision code, A-Z, 0-9
rr = ASCII coded revision code byte “R”
ww = Binary coded decimal week code, 01-52 (Decimal)
01-34 (Hex)
yy = Binary coded decimal year code, 00-99 (Decimal)
00-63 (Hex)
ss = Serial number data byte, 00-FF (Hex)
Module Revision Code
Module Manufacturing Date
Module Serial Number
Reserved
Discontinued (9/98 - last order; 3/99 last ship)
相關(guān)PDF資料
PDF描述
IBM11N2735H 2M x 72 DRAM Module(2M x 72 動態(tài)RAM模塊)
IBM11N4645BB 4M x 64 DRAM Module(4M x 64 動態(tài)RAM模塊)
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