74ACT11157 Datasheet, PDF (4/5 Pages) Texas Instruments – QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER

74ACT11157
ą
QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTOR/MULTIPLEXER
ą
SCAS180 − D3908, SEPTEMBER 1991 − REVISED APRIL 1993
PARAMETER MEASUREMENT INFORMATION
From Output
Under Test
CL = 50 pF
(see Note A)
500 Ω
LOAD CIRCUIT
Input
(see Note B)
tPLH
Output
1.5 V
3V
1.5 V
0V
50% VCC
tPHL
VOH
50% VCC
VOL
VOLTAGE WAVEFORMS
NOTES: A. CL includes probe and jig capacitance.
B. Input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, ZO = 50 Ω, tr = 3 ns, tf = 3 ns.
C. The outputs are measured one at a time with one input transition per measurement.
Figure 1. Load Circuit and Voltage Waveforms
2−4
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