IS61NF25632 Datasheet, PDF (2/20 Pages) Integrated Silicon Solution, Inc – SRAM

IS61NF25632 IS61NF25636 IS61NF51218
IS61NLF25632 IS61NLF25636 IS61NLF51218
BLOCK DIAGRAM
ISSI ^®
A [0:17] or
A [0:18]
ADDRESS
REGISTER
A2-A17 or A2-A18
MODE
A0-A1
BURST
ADDRESS
COUNTER
A'0-A'1
256Kx32; 256Kx36;
512Kx18
MEMORY ARRAY
CLK
CKE
CONTROL
LOGIC K
CE
CE2
CE2
} ^ADV
WE
BWXŸ
(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. — 1-800-379-4774
PRELIMINARY INFORMATION Rev. 00D
04/26/01