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

CPn

SDn, CDn, CPn

1.5V

tw

2.7V

1.5V

0V

tw

1.5V

2.7V

1.5V

0V

WAVEFORM 4 – PULSE WIDTH

tR = tF = 2.5ns (or fast as required) from 10% to 90%;

Output requirements: VOL ≤ 0.8V, VOH ≥ 2.0V

Figure 1. AC Waveforms (continued)

VCC

PULSE

GENERATOR

DUT

RT

CL

RL

CL = 50pF or equivalent (Includes jig and probe capacitance)

RL = R1 = 500Ω or equivalent

RT = ZOUT of pulse generator (typically 50Ω)

Figure 2. Test Circuit

MOTOROLA

6

LCX DATA

BR1339 — REV 3

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