參數(shù)資料
型號(hào): MSM521216
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 65,536-Word ×16-Bit CMOS STATIC RAM(64k字×16位靜態(tài)RAM)
中文描述: 65,536字× 16位的CMOS靜態(tài)RAM(64K的字× 16位靜態(tài)RAM)的
文件頁數(shù): 3/11頁
文件大?。?/td> 143K
代理商: MSM521216
3/11
Semiconductor
MSM521216
BLOCK DIAGRAM
V
CC
V
SS
Memory Array
256 Rows
256 Columns
16 Blocks
Row
Select
I/O1
:
:
WE
CE
LB
UB
Input
Data
Control
Column I/O
Circuits
Column Select
A0
A1
A2
A3
A4
A8
A9
A10
A11
A12
A13
A14
A15
A5
A6
A7
I/O8
I/O9
:
:
I/O16
OE
:
:
FUNCTION TABLE
Operating Mode
Non Selectable
CE
H
L
L
L
L
L
L
L
L
L
WE
X
H
H
H
H
H
L
L
L
L
OE
X
H
L
L
L
L
X
X
X
X
Read Cycle
Write Cycle
LB
X
X
L
L
H
H
L
L
H
H
UB
X
X
L
H
L
H
L
H
L
H
I/O1 - I/O8
High-Z
High-Z
Data Read
Data Read
High-Z
High-Z
Data Write
Data Write
High-Z
High-Z
I/O9 - I/O16
High-Z
High-Z
Data Read
High-Z
Data Read
High-Z
Data Write
High-Z
Data Write
High-Z
Power Mode
Standby
Active
Active
Active
Active
Active
Active
Active
Active
Active
*
Don't Care ("H" or "L")
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