is42s16128 Integrated Silicon Solution, Inc., is42s16128 Datasheet - Page 3

• Manufacturer Part Number: is42s16128
• Description: 128k Words Bits Banks Sdram
• Manufacturer: Integrated Silicon Solution, Inc.

FUNCTIONAL BLOCK DIAGRAM
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. A
03/13/00
IS42S16128
CKE
RAS
CAS
CLK
WE
A8
CS
A9
A7
A6
A5
A4
A3
A2
A1
A0
GENERATOR
COMMAND
DECODER
9
CLOCK
CONTROLLER
&
COUNTER
REFRESH
REFRESH
ADDRESS
LATCH
ROW
REGISTER
MODE
CONTROLLER
REFRESH
SELF
9
8
9
9
ADDRESS
ADDRESS
BUFFER
BUFFER
ROW
ROW
9
9
512
512
8
COLUMN DECODER
SENSE AMP I/O GATE
SENSE AMP I/O GATE
MEMORY CELL
MEMORY CELL
BANK 0
BANK 1
ARRAY
ARRAY
256x16
256x16
16
16
DATA OUT
BUFFER
BUFFER
DATA IN
16
16
Vcc/VccQ
GND/GNDQ
ISSI
DQM
I/O 0-15
®
3