MSM5118165B-XXJS View Datasheet(PDF) - Oki Electric Industry
Part Name
Description
MFG CO.
MSM5118165B-XXJS
Oki Electric Industry
'MSM5118165B-XXJS' PDF : 16 Pages View PDF
¡ Semiconductor
MSM5118165B
BLOCK DIAGRAM
RAS
LCAS
UCAS
A0 - A9
Timing
Generator
Column
10 Address
Buffers
WE
OE
I/O
Controller
I/O
Controller
10 Column Decoders
8
Output
Buffers
8
8
Input
Buffers
8
Internal
Address
Counter
Refresh
Control Clock
10
Row
Address 10
Buffers
Row
Deco-
ders
Word
Drivers
Sense Amplifiers
16
I/O
Selector 16
Memory
Cells
8
Input
Buffers
8
8
Output
Buffers
8
VCC
On Chip
VBB Generator
On Chip
IVCC Generator
VSS
DQ1 - DQ8
DQ9 - DQ16
FUNCTION TABLE
Input Pin
DQ Pin
Function Mode
RAS LCAS UCAS WE
OE
DQ1 - DQ8 DQ9 - DQ16
H
*
*
*
*
L
H
H
*
*
L
L
H
H
L
High-Z
High-Z
DOUT
High-Z
High-Z
High-Z
Standby
Refresh
Lower Byte Read
L
H
L
H
L
High-Z
DOUT
Upper Byte Read
L
L
L
H
L
DOUT
DOUT
Word Read
L
L
H
L
H
DIN
Don't Care Lower Byte Write
L
H
L
L
H
Don't Care
DIN
Upper Byte Write
L
L
L
L
H
DIN
DIN
Word Write
L
L
L
H
H
High-Z
High-Z
—
*: "H" or "L"
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