uA9637AC

DUAL DIFFERENTIAL LINE RECEIVER

SLLS111B – SEPTEMBER 1980 – REVISED MAY 1995

4

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

VCC +

Output

VCC +

Input

51

Ω

392

Ω

3.92 k

Ω

CL = 30 pF

(see Note A)

Input

(see Note B)

Output

0.5 V

– 0.5 V

50%

50%

tPLH

tPHL

1.5 V

TEST CIRCUIT

VOLTAGE WAVEFORM

1.5 V

NOTES: A. CL includes probe and jig capacitance.

B. The input pulse is supplied by a generator having the following characteristics: tr ≤ 5 ns, tf ≤ 5 ns, PRR ≤ 5 MHz, duty cycle = 50%.

Figure 1. Test Circuit and Voltage Waveform

TYPICAL CHARACTERISTICS

Figure 2

– 100

100

–50

0

50

OUTPUT VOLTAGE

vs

DIFFERENTIAL INPUT VOLTAGE

VID – Differential Input Voltage – mV

VCC = 4.75 V

TA = 25°C

VIC = 0

VIC = ± 7 V

VIC = 0

VIC = ± 7 V

3

2

1

0

4

3.5

2.5

1.5

0.5

– 75

– 25

25

75

Figure 3

VID – Differential Input Voltage – mV

3

2

1

0

4

50

0

– 50

100

– 100

TA = 25°C

VIC = 0

VIC = ± 7 V

VIC = 0

OUTPUT VOLTAGE

vs

DIFFERENTIAL INPUT VOLTAGE

VCC = 5.25 V

VIC = ± 7 V

3.5

2.5

1.5

0.5

–75

– 25

25

75