SN75C185

LOW-POWER MULTIPLE DRIVERS AND RECEIVERS

SLLS065F – AUGUST 1989 – REVISED JANUARY 2000

8

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

VI

IOS(L)

–IOS(H)

VIT, VI

IOL

VOH

–IOH

VOL

4 V

0 V

50%

50%

Input

t PHL

t PLH

90%

50%

10%

50%

10%

90%

t THL

t TLH

VOH

VOL

TEST CIRCUIT

VOLTAGE WAVEFORMS

Output

NOTES: A. CL includes probe and jig capacitance.

B. The pulse generator has the following characteristics: tw = 25 µs, PRR = 20 kHz, ZO = 50 Ω, tr = tf < 50 ns.

Pulse

Generator

(See Note B)

RL

Input

Output

CL

(see Note A)

Figure 6. Receiver Propagation and Transition Times