MC74LCX2952DW 데이터 시트보기 (PDF) - Motorola => Freescale

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MC74LCX2952DW

Low-Voltage CMOS Octal Registered Transceiver With Dual Output and Clock Enables

Motorola => Freescale 

MC74LCX2952

2.7V

CAB,

1.5V

CBA

0V

tPLH, tPHL

VOH

Bn, An

1.5V

VOL

WAVEFORM 1 – Cxx to An/Bn PROPAGATION DELAYS

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

OEAB,

OEBA 1.5V

tPZH

An, Bn

tPZL

Bn, An

1.5V

tPHZ

1.5V

tPLZ

1.5V

2.7V

0V

VOH – 0.3V

≈ 0V

≈ 3V

VOL + 0.3V

WAVEFORM 2 – OExx to An/Bn OUTPUT ENABLE AND DISABLE TIMES

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

An, Bn,

CEAB,

CEBA

ts

CAB,

CBA

1.5V

2.7V

1.5V

0V

th

2.7V

tw

1.5V

0V

fmax

WAVEFORM 3 – Cxx MINIMUM PULSE WIDTH, An/Bn/CExx to Cxx

SETUP AND HOLD TIMES

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

Figure 3. AC Waveforms

MOTOROLA

6

LCX DATA

BR1339 — REV 3

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