SN55LBC175

QUADRUPLE LOW-POWER DIFFERENTIAL LINE RECEIVER

SGLS083A – MARCH 1995 – REVISED JUNE 2000

6

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

S2

0 V

3 V

S2 Closed

tPLZ

S2 Open

tPZL

VOL

Output

Input

1.3 V

(see Note A)

Generator

Output

(see Note B)

CL = 15 pF

1.5 V

See Note C

0.5 V

1.3 V

1.3 V

50

Ω

5 k

Ω

2 k

Ω

VCC

≈ 1.4 V

TEST CIRCUIT

VOLTAGE WAVEFORMS

NOTES: A. The input pulse is supplied by a generator having the following characteristics: PRR = 1 MHz, duty cycle

≤ 50%, tr ≤ 6 ns,

tf ≤ 6 ns, ZO = 50 Ω.

B. CL includes probe and jig capacitance.

C. All diodes are 1N916 or equivalent.

TYPICAL CHARACTERISTICS

OUTPUT VOLTAGE

vs

DIFFERENTIAL INPUT VOLTAGE

Figure 4

1.5

1

0.5

0

010

20

30

40

50

2

2.5

3

60

70

80

90 100

3.5

4

4.5

VID – Differential Input Voltage – mV

VCC = 5 V

TA = 25°C

1.5

1

0.5

0

0

– 4

– 8 – 12 – 16 – 20

2

2.5

HIGH-LEVEL OUTPUT VOLTAGE

vs

HIGH-LEVEL OUTPUT CURRENT

3

– 24 – 28 – 32 – 36 – 40

3.5

4

4.5

IOH – High-Level Output Current – mA

5

5.5

VCC = 4.75 V

VCC = 5.25 V

VCC = 5 V

VID = 0.2 V

TA = 25°C

Figure 5