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參數(shù)資料
| 型號： | IBM13N16734HCB |
| 廠商： | IBM Microeletronics |
| 英文描述： | 16M x 72 Two-Bank Unbuffered SDRAM Module(16M x 72 2組不帶緩沖同步動態(tài)RAM模塊) |
| 中文描述： | 1,600 × 72雙行緩沖內存模組（16米x 72 2組不帶緩沖同步動態(tài)內存模塊） |
| 文件頁數(shù)： | 7/18頁 |
| 文件大?。?/td> | 331K |
| 代理商： | IBM13N16734HCB |
IBM Corporation. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 7 of 18
IBM13N16644HCB
IBM13N16734HCB
16M x 64/72 Two-Bank Unbuffered SDRAM Module
09K3605.F38386
12/99
31
Module Bank Density
64MB
10
32
Address and Command Setup Time Before Clock
1.5ns
15
33
Address and Command Hold Time After Clock
0.8ns
08
34
Data Input Setup Time Before Clock
1.5ns
15
35
Data Input Hold Time After Clock
0.8ns
08
36 - 61
Reserved
Undefined
00
62
SPD Revision
2
02
63
Checksum for bytes 0 - 62
Checksum Data
cc
2
64 - 71
Manufacturers’ JEDEC ID Code
IBM
A400000000000000
72
Module Manufacturing Location
Toronto, Canada
91
Vimercate, Italy
53
73 - 90
Module Part Number
16M x 64,
-75A
ASCII ‘13N16644HC”R”-75AT’
31334E31363634344843rr
2D373541542020
3, 4
16M x 72,
-75A
ASCII ‘13N16734HC”R”-74AT’
31334E31363733344843rr
2D373541542020
91 - 92
Module Revision Code
“R” plus ASCII blank
rr20
3, 4
93 - 94
Module Manufacturing Date
Year/Week Code
yyww
5, 6
95 - 98
Module Serial Number
Serial Number
ssssssss
7
99 - 125 Reserved
Undefined
00
126
Module Supports this Clock Frequency
100 MHz
64
8
127
Attributes for Clock Frequency defined in byte 126
CK0, CK1, CK2, CK3, CL3,
concurrent AP
F5
8
128 - 255
Open for Customer Use
Undefined
00
Serial Presence Detect (Part 2 of 2)
Byte #
Description
SPD Entry Value
Serial PD Data Entry
(Hexadecimal)
Note
s
1. See the AC output load circuit in the AC Characteristics section below
2. cc = Checksum Data byte, 00-FF (Hex)
3. “R” = Alphanumeric revision code, A-Z, 0-9
4. rr = ASCII coded revision code byte “R”
5. yy = Binary coded decimal year code, 00-99 (Decimal)
00-63 (Hex)
6. ww = Binary coded decimal week code, 01-52 (Decimal)
01-34 (Hex)
7. ss = Serial number data byte, 00-FF (Hex)
8. For PC100 applications only.
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