SN55113, SN75113

DUAL DIFFERENTIAL LINE DRIVERS

SLLS070C – SEPTEMBER 1973 – REVISED MARCH 1997

11

POST OFFICE BOX 655303

Figure 16

PROPAGATION DELAY TIMES

FROM DATA INPUTS

vs

FREE-AIR TEMPERATURE

TA – Free-Air Temperature – °C

10

8

4

2

0

18

6

14

12

16

20

– 75 – 50

– 25

0

25

50

75

100

125

VCC = 5 V

See Figure 1

CL = 30 pF

tPHL

tPLH

Figure 17

20

10

5

0

25

15

OUTPUT ENABLE AND DISABLE TIMES

vs

FREE-AIR TEMPERATURE

30

– 75 – 50

– 25

0

25

50

75

100

125

TA – Free-Air Temperature – °C

See Figures 2 and 3

VCC = 5 V

tPLZ

tPZL

tPHZ

tPZH

† Data for temperatures below 0

°C and above 70°C and for supply voltages below 4.75 V and above 5.25 V are applicable to SN55113 circuits

only. These parameters were measured with the active pullup connected to the sink output.

APPLICATION INFORMATION

Location 1

SN75113 Driver

SN75115 Receiver

Location 3

Location 2

Location 5

Location 4

RT‡

Location 6

Twisted

Pair

RT‡

‡ RT = ZO. A capacitor may be connected in series with RT to reduce power dissipation.

Figure 18. Basic Party-Line or Data-Bus Differential Data Transmission