74ALVC373BQ datasheet(4/17 Pages) NXP

部件名	74ALVC373BQ

功能描述	Octal D-type transparent latch; 3-state

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制造商	NXP [NXP Semiconductors]

网页	http://www.nxp.com

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4 / 17 page

74ALVC373_2

Product data sheet

Rev. 02 — 18 October 2007

4 of 17

NXP Semiconductors

74ALVC373

Octal D-type transparent latch; 3-state

5.

Pinning information

5.1 Pinning

5.2 Pin description

(1) The die substrate is attached to this pad using

conductive die attach material. It can not be used as

a supply pin or input.

Fig 6.

Pin conﬁguration SO20 and TSSOP20

Fig 7.

Pin conﬁguration DHVQFN20

373A

OE

VCC

Q0

Q7

D0

D7

D1

D6

Q1

Q6

Q2

Q5

D2

D5

D3

D4

Q3

Q4

GND

LE

001aad090

1

2

3

4

5

6

7

8

9

10

12

11

14

13

16

15

18

17

20

19

001aad089

373A

Transparent top view

Q4

D3

Q3

D4

D2

D5

Q2

Q5

Q1

Q6

D1

D6

D0

D7

Q0

Q7

9

12

8

13

7

14

6

15

GND(1)

5

16

4

17

3

18

2

19

terminal 1

index area

Table 2.

Pin description

Symbol

Description

D[0:7]

3, 4, 7, 8, 13, 14, 17, 18

data input

LE

11

latch enable input (active HIGH)

OE

1

output enable input (active LOW)

Q[0:7]

2, 5, 6, 9, 12, 15, 16, 19

3-state latch output

VCC

20

supply voltage

GND

10

ground (0 V)

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