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PARAMETER MEASUREMENT INFORMATION

From Output

Under Test

(see Note A)

LOAD CIRCUIT

S1

2

500

Ω

500

Ω

Output

Control

(low-level

enabling)

Output

Waveform 1

S1 at 2

(see Note B)

Output

Waveform 2

S1 at Open

(see Note B)

0 V

0 V

90 V

Open

Input

Output

VOLTAGE WAVEFORMS

VOLTAGE WAVEFORMS

Open

2

Open

TEST

S1

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 input transition per measurement.

SN74AC244-EP

OCTAL BUFFER/DRIVER

WITH 3-STATE OUTPUTS

SCAS723B – OCTOBER 2003 – REVISED APRIL 2006

Figure 1. Load Circuit and Voltage Waveforms

5

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