0.5 V

3 V

0 V

V

OH

» 0 V

t

PHZ

t

PZH

50%

50%

V

I

V

O

50%

90%

R = 110

1%

L

W

±

Input

Generator

50 W

3 V

S1

C = 50 pF 20%

L

±

C Includes Fixture

and Instrumentation

Capacitance

L

D

A

B

DE

V

O

V

I

S0304-01

A

50%

B

W

W

»

»

50%

V

OC

V

OD

0 V or 3 V

A

B

V

A

V

B

V

OC(PP)

V

OC

C

L

D

A

RL/2

B

S0302-01

RL/2

60

1%

W ±

V

OD

0 V or 3 V

_

+

–7 V < V(test) < 12 V

DE

V

CC

A

B

D

375

1%

W ±

375

1%

W ±

S0301-01

SN55HVD75-EP

SLOS913 – OCTOBER 2015

www.ti.com

7 Parameter Measurement Information

Input generator rate is 100 kbps, 50% duty cycle, rise or fall time is less than 6 ns, output impedance is 50

Ω.

Figure 6. Measurement of Driver Differential Output Voltage With Common-Mode Load

Figure 7. Measurement of Driver Differential and Common-Mode Output With RS-485 Load

Figure 8. Measurement of Driver Differential Output Rise and Fall Times and Propagation Delays

D at 3 V to test non-inverting output, D at 0 V to test inverting output.

Figure 9. Measurement of Driver Enable and Disable Times With Active High Output and Pulldown Load

8

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