CD74ACT05EE4 datasheet(3/12 Pages) TI1

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Switching Characteristics

Operating Characteristics

PARAMETER MEASUREMENT INFORMATION

tPZL

tPLZ

VCC

0 V

Input

VOLTAGE WAVEFORMS

PROPAGATION DELAY TIMES

NOTES: A. CL includes probe and jig capacitance.

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

≤ 1 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.

50% VCC

Output

VOL

≈VCC

50% VCC

20% VCC

From Output

Under Test

CL = 50 pF

(see Note A)

LOAD CIRCUIT

× VCC

R1 = 500

Ω†

R2 = 500

Ω†

† When VCC = 1.5 V, R1 = R2 = 1 kΩ

CD54ACT05

,, CD74ACT05

HEX INVERTERS

WITH OPEN-DRAIN OUTPUTS

SCHS311C – JANUARY 2001 – REVISED JANUARY 2007

ACT INPUT LOAD TABLE(1)

Input

Unit Load

0.18

(1)

Unit load is

∆I

CC limit specified in

electrical characteristics table

(e.g., 2.4 mA at 25

°C).

over recommended operating free-air temperature range, V

CC = 5 V ± 0.5 V, CL = 50 pF (unless otherwise noted) (see

Figure 1)

–40

°C TO

–55

°C TO

FROM

°C

125

°C

PARAMETER

UNIT

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

tPZL

2.4

8.5

2.3

9.3

A or B

tPLZ

2.8

9.8

2.7

10.8

CC = 5 V, TA = 25°C

PARAMETER

TYP

UNIT

Cpd

Power dissipation capacitance

105

Figure 1. Load Circuit and Voltage Waveforms

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