MC74LCX74 データシートの表示（PDF） - Motorola => Freescale

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MC74LCX74

Low-Voltage CMOS Dual D-Type Flip-Flop With 5 V−Tolerant Inputs

Motorola => Freescale 

MC74LCX74

Dn

ts

CPn

On,

On

th

tw

1.5V

fmax

tPLH, tPHL

1.5V

2.7V

1.5V

0V

2.7V

0V

VOH

VOL

WAVEFORM 1 – PROPAGATION DELAYS, SETUP AND HOLD TIMES

tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns

2.7V

SDn

0V

CDn

tPLH

2.7V

1.5V

0V

tPHL

On

1.5V

1.5V

VOL

tPLH

VOH

On

1.5V

1.5V

tPHL

WAVEFORM 2 – PROPAGATION DELAYS

tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns

LCX DATA

BR1339 — REV 3

SDn, CDn

tw

2.7V

1.5V

0V

trec

2.7V

CPn

1.5V

0V

WAVEFORM 3 – RECOVERY TIME

tR = tF = 2.5ns from 10% to 90%; f = 1MHz; tw = 500ns

Figure 1. AC Waveforms

5

MOTOROLA

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