SN75161B, SN75162B

OCTAL GENERAL-PURPOSE INTERFACE BUS TRANSCEIVERS

SLLS005B – OCTOBER 1980 – REVISED MAY 1995

10

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

NOTES: A. CL includes probe and jig capacitance.

B. 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.

S1 Open

tPHZ

1.5 V

3 V

0 V

S1 Closed

1 V

3.5 V

VOL

Input

Control

See Note B

1.5 V

tPZH

S1

VOLTAGE WAVEFORMS

2 V

tPZL

90%

0.5 V

tPLZ

VOH

0 V

Bus

Output

Bus

Output

5 V

Test Point

CL = 15 pF

(see Note A)

200

Ω

480

Ω

LOAD CIRCUIT

From (Bus)

Output Under

Test

Figure 3.