IBM0436A41DLAB IBM0418A41DLAB
IBM0418A81DLAB IBM0436A81DLAB
8Mb (256Kx36 & 512x18) and 4Mb (128Kx36 & 256Kx18) SRAM
AC Test Conditions (TA = 0 to +85°C, VDD = 3.3V -5%, +5%, VDDQ = 1.8V)
Parameter
Output Driver Supply Voltage
Symbol
VDDQ
Conditions
1.8
Units
Notes
VIH
VIL
Input High Level
1.5
V
V
Input Low Level
0.3
VREF
VDIF-CLK
VCM-CLK
TR
Input Reference Voltage
Differential Clocks Voltage
Clocks Common Mode Voltage
Input Rise Time
0.90
0.75
0.9
V
V
V
0.5
ns
TF
Input Fall Time
0.5
0.9
ns
V
I/O Signals Reference Level (except K, C Clocks)
Clocks Reference Level
Differential Cross Point
V
Output Load Conditions
1, 2
1. See the AC Test Loading figure below.
2. Parameter tested with RQ = 250Ω and VDDQ = 1.8V.
AC Test Loading
Ω
50
0.9V
Ω
50
5pF
Ω
25
DQ
0.9V
Ω
50
Ω
50
0.9V
5pF
crrh3319.10.fm.00
June 12, 2002
Page 10 of 25
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