(see Note A)

TEST CIRCUIT

S1

Open

GND

B. Waveform 1 is for an output with internal conditions such that the output is low

, except when disabled by the output control.

Waveform 2 is for an output with internal conditions such that the output is high, except when disabled by the output control.

C. All input pulses are supplied by generators having the following characteristics: PRR

D. The outputs are measured one at a time, with one transition per measurement.

50 Ω

DUT

50 Ω

50 Ω

50 Ω

TEST

S1

3.3 V

200 Ω

GND

10 pF

0.3 V

Input Generator

Input Generator

3.3 V

GND

200 Ω

10 pF

0.3 V

VOLTAGE WAVEFORMS

ENABLE AND DISABLE TIMES

Output Control

1.25 V

2.5 V

0 V

1.25 V

Output

Waveform 2

S1 at GND

(see Note B)

Output

Waveform 1

(see Note B)

TS3V712E

www.ti.com

SCDS292 – JANUARY 2010

PARAMETER MEASUREMENT INFORMATION

Figure 5. Test Circuit and Voltage Waveforms

Copyright © 2010, Texas Instruments Incorporated

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