IS61NSCS25672 Datasheet, PDF (5/32 Pages) Integrated Silicon Solution, Inc – RAM 256K x 72, 512K x 36 18Mb Synchronous SRAM

IS61NSCS25672
IS61NSCS51236
ISSI ^®
PIN DESCRIPTION TABLE
Symbol
NC
NC
NC
NC
W
VCC
VCCQ
GND
ZQ
Pin Location
Description
Type
Comments
C5, D4, D5, D7, D8, K4,
K8, K9, T4, T5, T7,
T8, U3, U5, U7, U9
No Connect
—
Not connected to die (all versions)
B5
No Connect
—
Not connected to die (x72 version)
C7
No Connect
—
Not connected to die (x72/x36 versions)
A1, A2, B1, B2, B4, B9,
C1, C2, C3, C8, D1, D2,
E1, E10, F10, F11, G10,
G11, H10, H11, J10, J11,
L1, L2, M1, M2, N1, N2,
P1, P2, R2, R11, T10,
T11, U10, U11, V10,
V11, W10, W11
No Connect
—
Not connected to die (x36 version)
B6
Write
Input
Active Low
E5, E6, E7, G5, G7,
J5, J7, L5, L7, N5,
Core Power Supply
Input
N7, R5, R6, R7
1.8 V Nominal
E3, E4, E8, E9, J3, J4,
J8, J9, L3, L4, L8, Output Driver Power Supply
Input
L9, N3, N4, N8, N9,
R3, R4, R8, R9
1.8 V or 1.5 V Nominal
D3, D9, F3, F4, F5, F7,
F8, F9, H3, H4, H5, H7,
H8, H9, K5, K7, M3, M4,
Ground
Input
—
M5, M7, M8, M9, P3, P4,
P5, P7, P8, P9, T3, T9
F6
Output Impedance Control
Input
Low = Low Impedance [High Drive]
High = High Impedance [Low Drive]
Default = High
Integrated Silicon Solution, Inc. — 1-800-379-4774
5
ADVANCE INFORMATION Rev. 00A
06/19/01