IS61NF25618-8.5TQ Datasheet, PDF (2/20 Pages) Integrated Silicon Solution, Inc – 128K x 32, 128K x 36 and 256K x 18 FLOW-THROUGH NO WAIT STATE BUS SRAM

IS61NF12832 IS61NF12836 IS61NF25618
IS61NLF12832 IS61NLF12836 IS61NLF25618
BLOCK DIAGRAM
ISSI ^®
A [0:16] or
A [0:17]
ADDRESS
REGISTER
A2-A16 or A2-A17
MODE
A0-A1
BURST
ADDRESS
COUNTER
A'0-A'1
128Kx32; 125Kx36;
256Kx18
MEMORY ARRAY
CLK
CKE
CONTROL
LOGIC K
CE
CE2
CE2
} ^ADV
WE
BWŸX
(X=a,b,c,d or a,b)
CONTROL
REGISTER
OE
ZZ
DQa0-DQd7 or DQa0-DQb8
DQPa-DQPd
WRITE
ADDRESS
REGISTER
CONTROL
LOGIC
K DATA-IN
REGISTER
32, 36 or 18
BUFFER
2
Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
Rev. A
11/11/02