MC74LCX543DW Ver la hoja de datos (PDF) - Motorola => Freescale

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MC74LCX543DW

Low–Voltage CMOS Octal Latching Transceiver

Motorola => Freescale 

CAPACITIVE CHARACTERISTICS

Symbol

CIN

CI/O

CPD

Parameter

Input Capacitance

Input/Output Capacitance

Power Dissipation Capacitance

MC74LCX543

Condition

Typical

Unit

VCC = 3.3V, VI = 0V or VCC

7

pF

VCC = 3.3V, VI = 0V or VCC

8

pF

10MHz, VCC = 3.3V, VI = 0V or VCC

25

pF

2.7V

An

or Bn

1.5V

Bn

or An

0V

tPLH, tPHL

VOH

1.5V

VOL

WAVEFORM 1 – A/B to B/A PROPAGATION DELAYS

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

OExx

or Exx

1.5V

tPZH

An

or Bn

tPZL

An

or Bn

1.5V

tPHZ

1.5V

tPLZ

1.5V

2.7V

0V

VOH – 0.3V

≈ 0V

≈ 3.0V

VOL + 0.3V

WAVEFORM 2 – OExx/Exx to A or B OUTPUT ENABLE AND DISABLE TIMES

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

Figure 1. AC Waveforms

LCX DATA

5

BR1339 — REV 3

MOTOROLA

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