74HCT244DB datasheet(9/18 Pages) PHILIPS

부품명	74HCT244DB

상세설명	Octal buffer/line driver; 3-state Rev. 4 ??24 September 2012

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74HC_HCT244

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Product data sheet

Rev. 4 — 24 September 2012

9 of 18

NXP Semiconductors

74HC244; 74HCT244

Octal buffer/line driver; 3-state

Test data is given in Table 9.

Definitions test circuit:

RT = Termination resistance should be equal to output impedance Zo of the pulse generator.

CL = Load capacitance including jig and probe capacitance.

RL = Load resistance.

S1 = Test selection switch.

Fig 8.

Test circuit for measuring switching times

VM

tW

10 %

90 %

0 V

VI

negative

pulse

positive

pulse

0 V

VM

90 %

10 %

tf

tr

tf

001aad983

DUT

VCC

VI

VO

RT

RL

S1

CL

open

G

Table 9.

Test data

Type

Input

Load

S1 position

VI

tr, tf

CL

RL

tPHL, tPLH

tPZH, tPHZ

tPZL, tPLZ

74HC244

VCC

6ns

15pF, 50 pF

1k



open

GND

VCC

74HCT244

3 V

6 ns

15 pF, 50 pF

1 k



open

GND

VCC

유사한 부품 번호 - 74HCT244DB

제조업체	부품명	데이터시트	상세설명
NXP Semiconductors	74HCT244DB	39Kb / 7P	Octal buffer/line driver; 3-state December 1990
	74HCT244DB	127Kb / 22P	Octal buffer/line driver; 3-state Rev. 03-22 December 2005
	74HCT244DB	145Kb / 18P	Octal buffer/line driver; 3-state Rev. 4-24 September 2012
	74HCT244DB	145Kb / 18P	Octal buffer/line driver; 3-state Rev. 4-24 September 2012
	74HCT244DB	145Kb / 18P	Octal buffer/line driver; 3-state Rev. 4-24 September 2012

More results

유사한 설명 - 74HCT244DB

제조업체	부품명	데이터시트	상세설명
NXP Semiconductors	74HC7540D	157Kb / 16P	Octal Schmitt trigger buffer/line driver; 3-state; inverting Rev. 4 ??31 December 2012 Rev. 4-31 December 2012
	74LV541PW-118	107Kb / 15P	Octal buffer/line driver; 3-state Rev. 03 ??14 April 2009 Rev. 03-14 April 2009
	74AHC541	81Kb / 16P	Octal buffer/line driver; 3-state 1999 Nov 24
	74HC541D-T	55Kb / 7P	Octal buffer/line driver; 3-state December 1990
	74VHC_VHCT541	103Kb / 16P	Octal buffer/line driver; 3-state Rev. 01-12 August 2009
	74HC_HCT244	145Kb / 18P	Octal buffer/line driver; 3-state Rev. 4-24 September 2012
	74LVC244APW-T	150Kb / 19P	Octal buffer/line driver; 3-state Rev. 8-26 June 2013
Nexperia B.V. All right...	74AHCV244A	202Kb / 15P	Octal buffer/line driver 3-state
	74HC244-Q100	249Kb / 15P	Octal buffer/line driver; 3-state
	74VHC244	608Kb / 16P	Octal buffer/line driver; 3-state

More results

74HCT244DB 데이터시트(PDF) 9 Page - NXP Semiconductors

74HCT244DB 데이터시트(HTML) 9 Page - NXP Semiconductors

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