M74HC147C1R datasheet(5/10 Pages) STMICROELECTRONICS

部件名	M74HC147C1R

功能描述	10 TO 4 LINE PRIORITY ENCODER

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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5 / 10 page

AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns)

Symbol

Parameter

Test Conditions

Value

Unit

VCC

(V)

TA =25

oC

54HC and 74HC

-40 to 85

oC

74HC

-55 to 125

oC

54HC

Min.

Typ.

Max.

Min.

Max.

Min.

Max.

tTLH

tTHL

Output Transition

Time

2.0

30

75

95

110

ns

4.5

8

151922

6.0

7

131619

tPLH

tPHL

Propagation

Delay Time

2.0

60

125

190

225

ns

4.5

18

30

38

45

6.0

15

26

32

38

CIN

Input Capacitance

5

10

pF

CPD (*)

Power Dissipation

Capacitance

24

pF

(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.

(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD

•VCC •fIN +ICC

TEST CIRCUIT ICC (Opr.)

SWITCHING CHARACTERISTICS TEST

CIRCUIT

INPUT WAVEFORM IS THE SAME AS THAT IN CASE OF

SWITCHING CHARACTERISTICS TEST.

M54/M74HC147

5/10

类似零件编号 - M74HC147C1R

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类似说明 - M74HC147C1R

制造商	部件名	数据表	功能描述
National Semiconductor ...	MM54HC147	108Kb / 4P	10-to-4 Line Priority Encoder
Hitachi Semiconductor	HD74HC147	43Kb / 8P	10-to-4-line Priority Encoder
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Renesas Technology Corp	HD74HC147	77Kb / 6P	10-to-4-line Priority Encoder
National Semiconductor ...	MM54HCT147	105Kb / 4P	10-to-4 Line Priority Encoder
NXP Semiconductors	74HC147N	43Kb / 7P	10-TO-4 LINE PRIORITY ENCODER December 1990
STMicroelectronics	HCC40147B	275Kb / 12P	10 TO 4 LINE BCD PRIORITY ENCODER
Intersil Corporation	CD40147BMS	81Kb / 8P	10 Line to 4 Line BCD Priority Encoder December 1992
Texas Instruments	CD40147B	436Kb / 10P	[Old version datasheet] 10-LINE TO 4-LINE BCD PRIORITY ENCODER
Intersil Corporation	ACS147MS	39Kb / 2P	Radiation Hardened 10-to-4 Line Priority Encoder July 1999