74HC423 datasheet(9/23 Pages) NXP

部件名	74HC423

功能描述	Dual retriggerable monostable multivibrator with reset

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制造商	NXP [NXP Semiconductors]

网页	http://www.nxp.com

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9 / 23 page

74HC_HCT423_3

Product data sheet

Rev. 03 — 24 July 2008

9 of 23

NXP Semiconductors

74HC423; 74HCT423

Dual retriggerable monostable multivibrator with reset

REXT

external timing

resistor

VCC = 2.0 V; see Figure 8

10

-

1000

----

k

Ω

VCC = 5.0 V

2

-

1000

----

k

Ω

CEXT

external timing

capacitor

VCC = 5.0 V; see Figure 8

[5]

no limits

pF

CPD

power

dissipation

capacitance

per package; VI = GND to VCC

[6]

-

54

-

----

pF

74HCT423

tpd

propagation

delay

nA or nB to nQ or nQ; REXT =5kΩ;

CEXT = 0 pF; see Figure 7

VCC = 4.5 V

[1]

-

30

51

-

64

-

77

ns

VCC = 5.0 V; CL =15pF

[1]

-

26

-

----

ns

nRD to nQ or nQ; REXT =5kΩ;

CEXT = 0 pF; see Figure 7

[1]

-

26

48

-

60

-

72

ns

VCC = 4.5 V

[1]

-

26

48

-

60

-

72

ns

VCC = 5.0 V; CL =15pF

[1]

-

22

-

----

ns

tt

transition time

VCC = 4.5 V; Figure 7

[2]

-

7

15

-

19

-

22

ns

tW

pulse width

trigger pulse; nA input LOW; VCC = 4.5 V;

see Figure 7 and Figure 10

20

5

-

25

-

30

-

ns

trigger pulse; nB input HIGH; VCC = 4.5 V;

see Figure 7 and Figure 10

20

5

-

25

-

30

-

ns

reset pulse; nRD input LOW; VCC = 4.5 V;

see Figure 7 and Figure 11

20

7

-

25

-

30

-

ns

output pulse; nQ HIGH or nQ LOW;

VCC = 5.0 V; REXT =10kΩ;

CEXT = 100 nF; see Figure 7, Figure 10

and Figure 11

-

450

-

----

µs

output pulse; nQ HIGH or nQ LOW;

VCC = 5.0 V; REXT =5kΩ; CEXT = 0 pF;

VI = GND to VCC − 1.5 V; see Figure 7,

Figure 10 and Figure 11

[3]

-

75

-

----

ns

trtrig

retrigger time

nA or nB input; VCC = 5.0 V; REXT =5kΩ;

CEXT = 0 pF; see Figure 10

-

110

-

----

ns

REXT

external timing

resistor

VCC = 5.0 V; see Figure 8

2

-

1000

----

k

Ω

CEXT

external timing

capacitor

VCC = 5.0 V; see Figure 8

[5]

no limits

pF

Table 7.

Dynamic characteristics …continued

GND = 0 V; test circuit see Figure 12.

Symbol Parameter

Conditions

25

°C

−40 °Cto

+85

°C

−40 °Cto

+125

°C

Unit

Min

Typ

Max

Min Max Min Max

类似零件编号 - 74HC423

制造商	部件名	数据表	功能描述
NXP Semiconductors	74HC423	103Kb / 14P	Dual retriggerable monostable multivibrator with reset 1998 Jul 08
NXP Semiconductors	74HC423	295Kb / 24P	Dual retriggerable monostable multivibrator with reset Rev. 6-19 December 2011
Nexperia B.V. All right...	74HC423	764Kb / 19P	Dual retriggerable monostable multivibrator with reset Rev. 7 - 11 February 2016
NXP Semiconductors	74HC423BQ	295Kb / 24P	Dual retriggerable monostable multivibrator with reset Rev. 6-19 December 2011
Nexperia B.V. All right...	74HC423BQ	764Kb / 19P	Dual retriggerable monostable multivibrator with reset Rev. 7 - 11 February 2016

More results

类似说明 - 74HC423

制造商	部件名	数据表	功能描述
NXP Semiconductors	74LV123	134Kb / 23P	Dual retriggerable monostable multivibrator with reset Rev. 05-8 November 2007
	74AHC123A	111Kb / 24P	Dual retriggerable monostable multivibrator with reset 2000 Mar 15
	74HC_HCT123	267Kb / 25P	Dual retriggerable monostable multivibrator with reset Rev. 9-19 January 2015
Nexperia B.V. All right...	74LV123	310Kb / 19P	Dual retriggerable monostable multivibrator with reset Rev. 9 - 13 September 2021
Nexperia B.V. All right...	74AHC123A-Q100	303Kb / 20P	Dual retriggerable monostable multivibrator with reset Rev. 2 - 17 June 2020
NXP Semiconductors	74AHC123A-Q100	326Kb / 22P	Dual retriggerable monostable multivibrator with reset Rev. 1-23 May 2013
	74LV423	156Kb / 16P	Dual retriggerable monostable multivibrator with reset 1997 Feb 04
	74AHC_AHCT123A	315Kb / 22P	Dual retriggerable monostable multivibrator with reset Rev. 4-8 November 2011
Nexperia B.V. All right...	74AHCT123A	302Kb / 19P	Dual retriggerable monostable multivibrator with reset Rev. 5 - 17 June 2020
NXP Semiconductors	74LV123	145Kb / 16P	Dual retriggerable monostable multivibrator with reset 1998 Apr 20
NXP Semiconductors	74HC423D.653	295Kb / 24P	Dual retriggerable monostable multivibrator with reset Rev. 6-19 December 2011

More results

74HC423 数据表(PDF) 9 Page - NXP Semiconductors

74HC423 数据表(HTML) 9 Page - NXP Semiconductors

类似零件编号 - 74HC423

类似说明 - 74HC423

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74HC423 数据表(PDF) 9 Page - NXP Semiconductors

74HC423 数据表(HTML) 9 Page - NXP Semiconductors

类似零件编号 - 74HC423

类似说明 - 74HC423

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