Datasheet

SN65LBC174, SN75LBC174
QUADRUPLE LOW-POWER DIFFERENTIAL LINE DRIVERS
SLLS162D – JULY 1993 – REVISED SEPTEMBER 2003
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
R
L
= 110 Ω
VOLTAGE WAVEFORMS
TEST CIRCUIT
Output
Input
t
PZH
1.5 V
2.3 V
0.5 V
t
PHZ
1.5 V
V
OH
V
off
≈ 0 V
0 V
3 V
Output
3 V or 0 V
S1
C
L
= 50 pF
(see Note B)
Generator
(see Note A) 50 Ω
Input
Figure 4. t
PZH
and t
PHZ
Test Circuit and Waveforms
VOLTAGE WAVEFORMS
TEST CIRCUIT
5 V
V
OL
t
PLZ
2.3 V
0 V or 3 V
Generator
(see Note A)
R
L
= 110 Ω
Output
S1
C
L
= 50 pF
(see Note B)
50 Ω
Input
Output
Input
t
PZL
1.5 V
5 V
1.5 V
0 V
3 V
0.5 V
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 1 MHz, duty cycle = 50%, t
r
≤ 5 ns,
t
f
≤ 5 ns, Z
O
= 50 Ω.
B. C
L
includes probe and stray capacitance.
Figure 5. t
PZL
and t
PLZ
Test Circuit and Waveforms