Datasheet

SN75437A
QUADRUPLE PERIPHERAL DRIVER
SLRS019B – DECEMBER 1986 – REVISED SEPTEMBER 2000
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
A/G
Pulse
Generator
(see Note A)
Circuit
Under
Test
Output
R
L
= 60 Ω
30 V
V
CC
Input
2.4 V
G/A
Open
10%
90%
1.5 V
Input
Output
1.5 V
10%
90%
≤ 5 ns
5 µs
≤ 10 ns
3 V
0 V
t
PHL
t
THL
90%
10%
50%
t
TLH
90%
50%
10%
V
O
H
V
OL
t
PLH
TEST CIRCUIT VOLTAGE WAVEFORMS
C
L
= 30 pF
(see Note B)
NOTES: A. The pulse generator has the following characteristics: PRR = 100 kHz, Z
O
= 50 Ω.
B. C
L
includes probe and jig capacitance.
Figure 1. Test Circuit and Voltage Waveforms
Pulse
Generator
(see Note A)
Circuit
Under
Test
C
L
= 15 pF
(see Note B)
Output
GND SUB
R
L
V
S
Input
2.4 V
A
G
5 V
2 mH
TEST CIRCUIT
Input
V
OH
V
OL
3 V
0 V
VOLTAGE WAVEFORMS
90% 90%
1.5 V
1.5 V
10% 10%
40 µs
≤ 5 ns ≤ 10 ns
Output
NOTES: A. The pulse generator has the following characteristics: PRR = 12.5 kHz, Z
O
= 50 Ω.
B. C
L
includes probe and jig capacitance.
Figure 2. Latch-Up Test Circuit and Voltage Waveforms