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PARAMETER MEASUREMENT INFORMATION

From Output

Under Test

(see Note A)

LOAD CIRCUIT

S1

Open

GND

2 k

Ω

2 k

Ω

Output

Control

(low-level

enabling)

Output

Waveform 1

S1 at 2

(see Note B)

Output

Waveform 2

S1 at GND

(see Note B)

0 V

0 V

0 V

0 V

VOLTAGE WAVEFORMS

SETUP AND HOLD TIMES

VOLTAGE WAVEFORMS

PULSE DURATION

VOLTAGE WAVEFORMS

ENABLE AND DISABLE TIMES

Timing

Input

Data

Input

Input

Open

2

GND

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 transition per measurement.

0 V

0 V

Input

Output

VOLTAGE WAVEFORMS

PROPAGATION DELAY TIMES

2

SN74AVC16646

16-BIT BUS TRANSCEIVER AND REGISTER

WITH 3-STATE OUTPUTS

SCES181F – DECEMBER 1998 – REVISED JUNE 2005

V

Figure 3. Load Circuit and Voltage Waveforms

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