Datasheet

SN65ALS180, SN75ALS180
DIFFERENTIAL DRIVER AND RECEIVER PAIRS
SLLS052G – AUGUST 1987 – REVISED APRIL 2003
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
–I
OH
V
OH
+I
OL
V
OL
V
ID
Figure 6. Receiver V
OH
and V
OL
TEST CIRCUIT VOLTAGE WAVEFORMS
V
OL
V
OH
3 V
0 V
t
PHL
t
PLH
Output
Input
51 Ω
Output
0 V
1.5 V
Generator
(see Note B)
C
L
= 15 pF
(see Note A)
NOTES: A. C
L
includes probe and jig capacitance.
B. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 1 MHz, 50% duty cycle, t
r
≤ 6 ns, t
f
≤ 6 ns,
Z
O
=50Ω.
1.5 V 1.5 V
1.3 V 1.3 V
Figure 7. Receiver Test Circuit and Voltage Waveforms