SN75163B

OCTAL GENERALPURPOSE INTERFACE BUS TRANSCEIVER

SLLS006A − D2611, OCTOBER 1985 − REVISED FEBRUARY 1993

POST OFFICE BOX 655303

POST OFFICE BOX 1443

2−6

PARAMETER MEASUREMENT INFORMATION

0.7 V

1.5 V

VOLTAGE WAVEFORMS

TEST CIRCUIT

90%

TE Input

D Output

S1 to 3 V

S2 Open

D Output

S1 to GND

S2 Closed

tPZL

1.5 V

tPZH

1.0 V

1.5 V

tPHZ

tPLZ

3 V

0 V

VOH

0 V

4 V

VOL

3 k

Ω

240

Ω

S2

4.3 V

(see Note B)

CL = 15 pF

Output

D

B

S1

3 V

TE

50

Ω

Generator

(see Note A)

Figure 4. TE-to-Terminal Test Circuit and Voltage Waveforms

TEST CIRCUIT

VOLTAGE WAVEFORMS

tdis

90%

1.5 V

B Output

PE Input

2 V

ten

1.5 V

VOL = 0.8 V

VOH

0 V

3 V

RL = 480 Ω

Output

B

D

3 V

TE

PE

50

Ω

(see Note B)

CL = 15 pF

Generator

(see Note A)

Figure 5. PE-to-Bus Pullup Test Circuit and Voltage Waveforms

NOTES: C. The input pulse is supplied by a generator having the following characteristics: PRR

≤ 1 MHz, 50% duty cycle, tr ≤ 6 ns, tf ≤ 6 ns,

ZO = 50 Ω.

D. CL includes probe and jig capacitance.