74ABT646A 查看數據表（PDF） - NXP Semiconductors.

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74ABT646A

Octal bus transceiver/register; 3-state

NXP Semiconductors. 

NXP Semiconductors

74ABT646A

Octal bus transceiver/register; 3-state

3. Ordering information

Table 1. Ordering information

Type number Package

Temperature

range

74ABT646AD −40 °C to +85 °C

74ABT646ADB −40 °C to +85 °C

74ABT646APW −40 °C to +85 °C

Name

Description

Version

SO24

plastic small outline package; 24 leads; body width 7.5 mm SOT137-1

SSOP24 plastic shrink small outline package; 24 leads;

body width 5.3 mm

SOT340-1

TSSOP24 plastic thin shrink small outline package; 24 leads;

body width 4.4 mm

SOT355-1

4. Functional diagram

4 5 6 7 8 9 10 11

A0 A1 A2 A3 A4 A5 A6 A7

1 CPAB

2 SAB

3 DIR

23 CPBA

22 SBA

21 OE

B0 B1 B2 B3 B4 B5 B6 B7

20 19 18 17 16 15 14 13

001aae891

Fig 1. Logic symbol

21

G3

3EN1[BA]

3

3EN2[AB]

22

G6

2

G7

23

C4

1

C5

20

4

≥1 6 4D

1

61

5D 7 ≥1

2

17

5

19

6

18

7

17

8

16

9

15

10

14

11

13

001aae892

Fig 2. IEC logic symbol

74ABT646A_3

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 03 — 15 March 2010

© NXP B.V. 2010. All rights reserved.

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