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參數(shù)資料
| 型號： | MC-454AC726 |
| 廠商： | NEC Corp. |
| 英文描述： | 4M-Word By 72-BIT Dynamic RAM Module(4M×72位動態(tài)RAM模塊) |
| 中文描述： | 分詞由72位動態(tài)內(nèi)存模塊（4米× 72位動態(tài)內(nèi)存模塊） |
| 文件頁數(shù)： | 11/16頁 |
| 文件大?。?/td> | 150K |
| 代理商： | MC-454AC726 |
11
MC-454AC726
(2/2)
Byte No.
Function Described
Hex
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Notes
32
Command and address signal input
setup time
20H
0
0
1
0
0
0
0
0
2 ns
33
Command and address signal input
hold time
10H
0
0
0
1
0
0
0
0
1 ns
34
Data signal input setup time
20H
0
0
1
0
0
0
0
0
2 ns
35
Data signal input hold time
10H
0
0
0
1
0
0
0
0
1 ns
36-61
00H
0
0
0
0
0
0
0
0
62
SPD revision
12H
0
0
0
1
0
0
1
0
1.2
63
Checksum for bytes 0 - 62
(-A80)
E3H
1
1
1
0
0
0
1
1
(-A10)
59H
0
1
0
1
1
0
0
1
64-71
Manufacture’s JEDEC ID code
72
Manufacturing location
73-90
Manufacture’s P/N
91-92
Revision code
93-94
Manufacturing date
95-98
Assembly serial number
99-125
Mfg specific
126
Intel specification frequency
64H
0
1
1
0
0
1
0
0
100 MHz
127
Intel specification /CAS
(-A80)
FFH
1
1
1
1
1
1
1
1
latency support
(-A10)
FDH
1
1
1
1
1
1
0
1
Timing Chart
Please refer to NEC Synchronous DRAM Data sheet.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MC-454AD644-A67 | 4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AC724 | 4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AC724F-A67 | 4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AD644 | 4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AD646 | 4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MC-454AD644 | 制造商:NEC 制造商全稱:NEC 功能描述:4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AD644-A10 | 制造商:NEC 制造商全稱:NEC 功能描述:4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AD644-A12 | 制造商:NEC 制造商全稱:NEC 功能描述:4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AD644-A67 | 制造商:NEC 制造商全稱:NEC 功能描述:4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
| MC-454AD646 | 制造商:NEC 制造商全稱:NEC 功能描述:4M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE |
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