SN65175, SN75175
QUADRUPLE DIFFERENTIAL LINE RECEIVERS
SLLS145C − OCTOBER 1990 − REVISED NOVEMBER 2006
PARAMETER MEASUREMENT INFORMATION
1.5 V
−1.5 V
SW1
Output
2 kΩ
SW2
5V
See Note C
CL
(see Note B)
5 kΩ
Generator
(see Note A)
51
Ω
SW3
TEST CIRCUIT
3V
Input
tPZH
VOH
Output
tPZH
3V
Input
1.5 V
tPHZ
Output
0.5 V
0 V SW1 to 1.5 V
SW2 Closed
SW3 Closed
VOH
Output
1.4 V
tPHZ
VOLTAGE WAVEFORMS
NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR
≤
1 MHz, duty cycle = 50%, tf
≤
6 ns,
tr
≤
6 ns, ZO = 50
Ω.
B. CL includes probe and stray capacitance.
C. All diodes are 1N916 or equivalent.
tPLZ
3V
Input
tPLZ
1.4 V
0.5 V
VOL
1.5 V
0V
tPZL
3V
1.5 V
0V
SW1 to −1.5 V
SW2 Closed
SW3 Closed
1.5 V
0V
SW1 to 1.5 V
SW2 Open
SW3 Closed
Output
3V
Input
tPZL
4.5 V
1.5 V
VOL
1.5 V
0V
SW1 to −1.5 V
SW2 Closed
SW3 Open
Figure 3. Test Circuit and Voltage Waveforms
6
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