IBM043611QLAB
IBM041811QLAB
32K X 36 & 64K X 18 SRAM
)
Preliminary
Programmable Impedance Output Driver DC Electrical Characteristics
(T
A
= 0 to +70
°
C, V
DD
=3.3 - 5% + 10% V)
Parameter
Output “High” Level Voltage
Output “Low” Level Voltage
Symbol
V
OH
V
OL
Min.
V
DDQ
/ 2
V
SS
Max.
V
DDQ
V
DDQ
/ 2
Units
V
V
Notes
1. I
OH
= (V
DDQ
/ 2) / (RQ / 5) +/- 25% @ V
OH
= V
DDQ
/ 2 For: 185
Ω ≤
RQ
≤
350
Ω
.
2. I
OL
= (V
DDQ
/ 2) / (RQ / 5) +/- 25% @ V
OL
= V
DDQ
/ 2 For: 185
Ω ≤
RQ
≤
350
Ω
.
3. Parameter tested with RQ = 250
Ω
and V
DDQ
= 1.5 V.
AC Test Conditions
(T
A
=0 to +70
°
C, V
DD
=3.3
−
5% + 10% V)
Parameter
Input High Level
Input Low Level
Input Reference Voltage
Differential Clocks Voltage
Clocks Common Mode Voltage
Input Rise Time
Input Fall Time
I/O Signals Reference Level (except K, C Clocks)
Clocks Reference Level
Output Load Conditions
1. See AC Test Loading figure on page 8.
2. Parameter tested with RQ = 250
Ω
and V
DDQ
= 1.4 V.
Symbol
V
IH
V
IL
V
REF
V
DIF-CLK
V
CM-CLK
T
R
T
F
Conditions
1.4
V
SS
0.7
0.7
0.7
0.5
0.5
0.7
Differential Cross Point
Units
V
V
V
V
V
ns
ns
V
V
1, 2
Notes
AC Test Loading
16.7Ω
50
Ω
16.7Ω
DQ
16.7Ω
50
Ω
5pF
50
Ω
0.7V
5pF
50
Ω
0.7V
0.7V
©IBM Corporation, 1996. All rights reserved.
Use is further subject to the provisions at the end of this document.
03H9040
SA14-4659-04
Revised 7/96
Page 8 of 21
IBM [ IBM ]
