GND

2.4 V

Input

SUB

’451B

’452B

’453B

’454B

0.4 V

Output

VS = 20 V

65 W

2 mH

1N3064

5 V

Pulse

Generator

(see Note A)

Circuit

Under

Test

CL = 15 pF

(see Note B)

10%

10%

90%

90%

1.5 V

1.5 V

≤ 5 ns

90%

90%

10%

10%

1.5 V

1.5 V

0.5

s

m

10%

10%

90%

90%

50%

50%

tPHL

tPLH

tTHL

3 V

0 V

3 V

0 V

VOH

VOL

Output

Input

≤ 10 ns

≤ 5 ns

≤ 10 ns

tTLH

’451B

’453B

Input

’452B

’454B

7

SN55451B, SN55452B, SN55453B, SN55454B

SN75451B, SN75452B, SN75453B, SN75454B

www.ti.com

SLRS021C – DECEMBER 1967 – REVISED MAY 2016

Product Folder Links: SN55451B SN55452B SN55453B SN55454B SN75451B SN75452B SN75453B SN75454B

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Copyright © 1967–2016, Texas Instruments Incorporated

Parameter Measurement Information (continued)

A.

The pulse generator has the following characteristics: PRR

≤ 1 MHz, ZO = 50 Ω.

B.

CL includes probe and jig capacitance.

Figure 3. Waveforms, Complete Drivers

A.

The pulse generator has the following characteristics: PRR

≤ 12.5 kHz, ZO = 50 Ω.

B.

CL includes probe and jig capacitance.

Figure 4. Test Circuit for Latch-Up Test of Complete Drivers