SN75161B, SN75162B

OCTAL GENERAL-PURPOSE INTERFACE BUS TRANSCEIVERS

SLLS005B – OCTOBER 1980 – REVISED MAY 1995

11

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

90%

Output

Terminal

S1 Open

S1 Closed

Terminal

tPHZ

VOLTAGE WAVEFORMS

Output

0 V

VOH

tPLZ

0.7 V

tPZL

1.5 V

tPZH

1.5 V

See Note B

Control

Input

VOL

4 V

1 V

0 V

3 V

1.5 V

LOAD CIRCUIT

3 k

Ω

240

Ω

Test Point

4.3 V

S1

CL = 15 pF

(see Note A)

From (Terminal)

Output Under

Test

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.

Figure 4. Terminal Enable and Disable Times Load Circuit and Voltage Waveforms