MS82V48540 Datasheet, PDF (3/44 Pages) OKI electronic componets – 393,216-Word × 32-Bit × 4-Bank FIFO-SGRAM

OKI Semiconductor
BLOCK DIAGRAM
CKE
CLK
CS
RAS
CAS
WE
DQM0
to
DQM3
Timing
Register
BA0, BA1
Bank
Controller
Internal
Column
Address
Counter
A0 to
A10
BA0,
BA1
Column
8 Address
Buffers
Internal
Row
Address
Counter
Row
11 ^Address
Buffers
FEDS82V48540-01
MS82V48540
I/O
Controller
Column Decoders
Sense Amplifiers
12Mb
Memory
Cells
Bank A
Bank B
Bank C
Bank D
Input
Input
Data
Register ^{32 Buffers 32}
Read
32
Data ^{32 Output 32 DQ0}
Register
Buffers
to
DQ31
3/44