HCF4042 datasheet(3/13 Pages) STMICROELECTRONICS

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LOGIC BLOCK DIAGRAM AND TRUTH TABLE

Clock

Polarity

Latch

\__

Latch

STATIC ELECTRICAL CHARACTERISTICS (over recommended operating conditions)

Test Conditions

Value

V I

V O

|I O |V DD

T Lo w*

°CT High*

Symbol

Parameter

(V)

(

µA) (V)

Min. Max. Min. Typ. Max. Min. Max.

Unit

I L

Quiescent

Current

HCC

Types

0/ 5

0.02

µA

0/10

0.02

0/15

0.02

120

0/20

0.04

600

HCF

Types

0/5

0.02

0/10

0.02

0/15

0.02

120

VOH

Output High

Voltage

0/ 5

< 1

4.95

0/10

< 1

9.95

0/15

< 1

14.95

VOL

Output Low

Voltage

5/0

< 1

0.05

10/0

< 1

0.05

15/0

< 1

0.05

VIH

Input High

Voltage

0.5/4.5

< 1

3.5

1/9

< 1

1.5/13.5

< 1

*TLow =– 55

°Cfor HCC device : – 40°Cfor HCF device.

*THigh = + 125

°Cfor HCC device : + 85°Cfor HCF device.

The Noise Margin for both ”1” and ” 0” level is : 1V min. with VDD = 5V, 2V min. with VDD = 10V, 2.5V min. with VDD = 15V.

HCC/HCF4042B

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