SN75ALS199

QUADRUPLE DIFFERENTIAL LINE RECEIVER

SLLS046C – JANUARY 1989 – REVISED MAY 1995

6

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

VOLTAGE WAVEFORMS

TEST CIRCUIT

tPZL

tPZL

VOL

1.5 V

4.5 V

0 V

1.5 V

3 V

Input

Output

SW1 to – 2.5 V

SW2 Closed

SW3 Open

tPLZ

tPLZ

Input

Output

3 V

1.5 V

0 V

0.5 V

1.4 V

VOL

SW1 to – 2.5 V

SW2 Closed

SW3 Closed

VOH

tPHZ

tPHZ

0.5 V

1.5 V

3 V

0 V

1.4 V

Input

Output

SW1 to 2.5 V

SW2 Closed

SW3 Closed

tPZH

tPZH

SW1 to 2.5 V

SW2 Open

SW3 Closed

3 V

1.5 V

0 V

VOH

0 V

1.5 V

Input

Output

SW2

See Note C

2 k

Ω

5 k

Ω

SW3

Output

5 V

2.5 V

– 2.5 V

SW1

51

Ω

CL = 15 pF

(see Note B)

Generator

(see Note A)

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

≤ 1 MHz, duty cycle ≤ 50%, ZO = 50 Ω,

tr ≤ 6 ns, tf ≤ 6 ns.

B. CL includes probe and jig capacitance.

C. All diodes are 1N3064 or equivalent.

Figure 3. Test Circuit and Voltage Waveforms