MM74C157 Просмотр технического описания (PDF) - Fairchild Semiconductor

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MM74C157

Quad 2-Input Multiplexers

Fairchild Semiconductor 

AC Electrical Characteristics (Note 2)

TA = 25°C, CL = 50 pF, unless otherwise specified

Symbol

Parameter

Conditions

Min

Typ

Max

Units

tpd0, tpd1

tpd0, tpd1

tpd0, tpd1

CIN

CPD

Propagation Delay from

Data to Output

Propagation Delay from

Select to Output

Propagation Delay from

Enable to Output

Input Capacitance

Power Dissipation

Capacitance

VCC = 5.0V

VCC = 10V

VCC = 5V

VCC = 10V

VCC = 5V

VCC = 10V

(Note 3)

(Note 4)

150

250

ns

70

110

ns

180

300

ns

80

130

ns

180

300

ns

80

130

ns

5

pF

20

pF

Note 2: AC Parameters are guaranteed by DC correlated testing.

Note 3: Capacitance is guaranteed by periodic testing.

Note 4: CPD determines the no load AC power consumption of any CMOS device. For complete explanation, see Family Characteristics, Application Note

AN-90.

Typical Applications

74L Compatibility

Guaranteed Noise Margin

as a Function of VCC

3

www.fairchildsemi.com

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