參數(shù)資料
型號(hào)： IBM11N8645B
廠商： IBM Microeletronics
英文描述： 8M x 64 DRAM MODULE(8M x 64動(dòng)態(tài)RAM模塊)
中文描述： 8米× 64 DRAM模塊（8米× 64動(dòng)態(tài)內(nèi)存模塊）
文件頁(yè)數(shù)： 5/31頁(yè)
文件大?。?/td> 626K
代理商： IBM11N8645B
IBM11N8645B
IBM11N8645C
IBM11N8735B
IBM11N8735C
8M x 64/72 DRAM MODULE
75H1747
SA14-4624-04
Revised 3/97
IBM Corporation. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 5 of 33
Truth Table
Function
RAS
CAS
WE
OE
Row
Address
Column
Address
DQx
Standby
H
H
→
X
X
X
X
X
High Impedance
Read
Early-Write
L
L
L
L
H
L
L
X
Row
Row
Col
Col
Valid Data Out
Valid Data In
Late-Write
L
L
H
→
L
H
→
L
H
Row
Col
Valid Data In
RMW
L
L
L
→
H
Row
Col
Valid Data In/Out
EDO Page Mode - Read 1st Cycle
L
H
→
L
H
→
L
H
→
L
H
→
L
H
→
L
H
→
L
H
L
Row
Col
Valid Data Out
Subsequent Cycles
L
H
L
N/A
Col
Valid Data Out
EDO Page Mode - Write 1st Cycle
L
L
X
Row
Col
Valid Data In
Subsequent Cycles
L
L
X
N/A
Col
Valid Data In
EDO Page Mode - RMW 1st Cycle
L
H
→
L
H
→
L
L
→
H
L
→
H
Row
Col
Valid Data In/Out
Subsequent Cycles
L
N/A
Col
Valid Data In/Out
RAS-Only Refresh
L
H
X
X
Row
N/A
High Impedance
CAS-Before-RAS Refresh
H
→
L
L
H
X
X
X
High Impedance
Hidden Refresh
Read
L
→
H
→
L
L
H
L
Row
Col
Data Out
Write
L
→
H
→
L
L
H
X
Row
Col
Data In
Discontinued (9/98 - last order; 3/99 last ship)
相關(guān)PDF資料
PDF描述
IBM11N8645C 8M x 64 DRAM MODULE(8M x 64動(dòng)態(tài)RAM模塊)
IBM11N8735B 8M x 72 DRAM MODULE(8M x 72動(dòng)態(tài)RAM模塊)
IBM11N8735C 8M x 72 DRAM MODULE(8M x 72動(dòng)態(tài)RAM模塊)
IBM11N8645H 8M x 64 DRAM Module(8M x 64 動(dòng)態(tài)RAM模塊)
IBM11N8735H 8M x 72 DRAM Module(8M x 72 動(dòng)態(tài)RAM模塊)
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