MC74LCX244 View Datasheet(PDF) - ON Semiconductor

Part Name

Description

Manufacturer

MC74LCX244

Low-Voltage CMOS Octal Buffer

ON Semiconductor 

MC74LCX244

1Dn, 2Dn

Vmi

tPLH

1On, 2On

VCC

Vmi

0V

tPHL

VOH

Vmo

Vmo

VOL

WAVEFORM 1 – PROPAGATION DELAYS

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

1OE, 2OE

1On, 2On

1On, 2On

Vmi

Vmi

tPZH

tPHZ

Vmo

tPZL

tPLZ

Vmo

VCC

0V

VCC

VOH - 0.3 V

≈0V

≈ 3.0 V

VOL + 0.3 V

GND

WAVEFORM 2 – OUTPUT ENABLE AND DISABLE TIMES

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

Figure 3. AC Waveforms

Symbol 3.3 V ± 0.3 V

Vmi

1.5 V

Vmo

1.5 V

VHZ

VOL + 0.3 V

VLZ

VOH – 0.3 V

VCC

2.7 V

1.5 V

1.5 V

VOL + 0.3 V

VOH – 0.3 V

2.5 V ± 0.2 V

VCC/2

VCC/2

VOL + 0.15 V

VOH – 015 V

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