74LVC_LVCH244A

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Product data sheet

Rev. 8 — 26 June 2013

2 of 19

NXP Semiconductors

74LVC244A; 74LVCH244A

Octal buffer/line driver; 3-state

3.

Ordering information

4.

Functional diagram

Table 1.

Ordering information

Type number

Package

Temperature range

Name

Description

Version

74LVC244AD

40 C to +125 C

SO20

plastic small outline package; 20 leads;

body width 7.5 mm

SOT163-1

74LVCH244AD

74LVC244ADB

40 C to +125 C

SSOP20

plastic shrink small outline package; 20 leads;

body width 5.3 mm

SOT339-1

74LVCH244ADB

74LVC244APW

40 C to +125 C

TSSOP20

plastic thin shrink small outline package; 20 leads;

body width 4.4 mm

SOT360-1

74LVCH244APW

74LVC244ABQ

40 C to +125 C

DHVQFN20

plastic dual in-line compatible thermal enhanced

very thin quad flat package; no leads; 20 terminals;

body 2.5

 4.5  0.85 mm

SOT764-1

74LVCH244ABQ

74LVC244ABX

40 C to +125 C

DHXQFN20

plastic dual in-line compatible thermal enhanced

extremely thin quad flat package; no leads; 20

terminals; body 4.5

 2.5  0.5 mm

SOT1045-2

74LVCH244ABX

Fig 1.

Logic symbol

mna874

8

6

4

2

1A0

1A1

1A2

1A3

1OE

18

16

1Y0

1Y1

1Y2

1Y3

14

12

1

11

13

15

17

2A0

2A1

2A2

2A3

2OE

3

5

2Y0

2Y1

2Y2

2Y3

7

9

19