MC1489, MC1489A, SN55189, SN55189A, SN75189, SN75189A
QUADRUPLE LINE RECEIVERS
SLLS095D – SEPTEMBER 1973 – REVISED OCTOBER 1998
PARAMETER MEASUREMENT INFORMATION
VCC
Output
Pulse
Generator
(see Note A)
Response
Control
Open
RL
See Note C
CL = 15 pF
(see Note B)
TEST CIRCUIT
≤10
ns
90%
50%
tPHL
90%
Output
50%
10%
90%
50%
≤10
ns
4V
10%
tPLH
VOH
50%
10%
tTLH
VOLTAGE WAVEFORMS
90%
VOL
Input
10%
0V
tTHL
NOTES: A. The pulse generator has the following characteristics: ZO = 50
Ω,
tw = 500 ns.
B. CL includes probe and jig capacitances.
C. All diodes are 1N3064 or equivalent.
Figure 4. Test Circuit and Voltage Waveforms
6
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