IS61NLF25636A Datasheet, PDF (28/37 Pages) Integrated Silicon Solution, Inc – 256K x 36 and 512K x 18 9Mb, FLOW THROUGH (NO WAIT) STATE BUS SRAM

IS61NLF25636A/IS61NVF25636A
IS61NLF51218A/IS61NVF51218A
TAP AC TEST CONDITIONS (2.5V/3.3V)
Input pulse levels
0 to 2.5V/0 to 3.0V
Input rise and fall times
1ns
Input timing reference levels
1.25V/1.5V
Output reference levels
1.25V/1.5V
Test load termination supply voltage 1.25V/1.5V
Vtrig
1.25V/1.5V
ISSI ^®
TAP Output Load Equivalent
50Ω
Vtrig
TDO
Z0 = 50Ω
20 pF
GND
TAP TIMING
TCK
TMS
TDI
TDO
1
2
3
tTHTH
tTLTH
tTHTL
tMVTH tTHMX
tDVTH tTHDX
4
5
6
tTLOV
tTLOX
DON'T CARE
UNDEFINED
28
Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
Rev. B
08/26/05