74AC11378

HEX D-TYPE FLIP-FLOP

WITH CLOCK ENABLE

SCAS150 − APRIL 1991 − REVISED APRIL 1993

6

POST OFFICE BOX 655303

POST OFFICE BOX 1443

From Output

Under Test

500

Ω

LOAD CIRCUIT

0 V

0 V

Input

(see Note B)

In-Phase

Output

Out-Of-Phase

Output

tPLH

tPHL

tPHL

tPLH

VOLTAGE WAVEFORMS

PROPAGATION DELAY TIMES

VOH

VOH

VOL

VOL

tw

High-Level

Input

Low-Level

Input

VOLTAGE WAVEFORMS

PULSE DURATIONS

tsu

th

Timing

Input

(see Note B)

Data

Input

VOLTAGE WAVEFORMS

SETUP AND HOLD TIMES

0 V

0 V

VCC

50%

0 V

VCC

VCC

50%

50%

50% VCC

VCC

VCC

CL = 50 pF

(see Note A)

PARAMETER MEASUREMENT INFORMATION

50% VCC

50% VCC

50% VCC

50% VCC

50% VCC

50% VCC

50% VCC

50% VCC

50% VCC

NOTES: A. CL includes probe and jig capacitance.

B. Input pulses are supplied by generators having the following characteristics: PRR

≤ 10 MHz, ZO = 50 Ω, tr = 3 ns, tf = 3 ns.

C. The outputs are measured one at a time with one input transition per measurement.

Figure 1. Load Circuit and Voltage Waveforms