Datasheet

SN75ALS199
QUADRUPLE DIFFERENTIAL LINE RECEIVER
SLLS046C – JANUARY 1989 – REVISED MAY 1995
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
VOLTAGE WAVEFORMS
TEST CIRCUIT
t
PZL
t
PZL
V
OL
1.5 V
4.5 V
0 V
1.5 V
3 V
Input
Output
SW1 to –2.5 V
SW2 Closed
SW3 Open
t
PLZ
t
PLZ
Input
Output
3 V
1.5 V
0 V
0.5 V
1.4 V
V
OL
SW1 to –2.5 V
SW2 Closed
SW3 Closed
V
OH
t
PHZ
t
PHZ
0.5 V
1.5 V
3 V
0 V
1.4 V
Input
Output
SW1 to 2.5 V
SW2 Closed
SW3 Closed
t
PZH
t
PZH
SW1 to 2.5 V
SW2 Open
SW3 Closed
3 V
1.5 V
0 V
V
OH
0 V
1.5 V
Input
Output
SW2
See Note C
2 kΩ
5 k Ω
SW3
Output
5 V
2.5 V
– 2.5 V
SW1
51 Ω
C
L
= 15 pF
(see Note B)
Generator
(see Note A)
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 1 MHz, duty cycle ≤ 50%, Z
O
= 50 Ω,
t
r
≤ 6 ns, t
f
≤ 6 ns.
B. C
L
includes probe and jig capacitance.
C. All diodes are 1N3064 or equivalent.
Figure 3. Test Circuit and Voltage Waveforms