74CBTLV3244

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© NXP B.V. 2011. All rights reserved.

Product data sheet

Rev. 2 — 15 December 2011

3 of 18

NXP Semiconductors

74CBTLV3244

8-bit bus switch with 4-bit output enables

5.

Pinning information

5.1 Pinning

Fig 3.

Pin configuration for TSSOP20 (SOT360-1)

Fig 4.

Pin configuration for SSOP20 (SOT724-1)

74CBTLV3244

1OE

1A1

2OE

2B4

1B1

1A2

2A4

2B3

1B2

1A3

2A3

2B2

1B3

1A4

2A2

2B1

1B4

GND

2A1

001aan304

1

2

3

4

5

6

7

8

9

10

12

11

14

13

16

15

18

17

20

19

74CBTLV3244

1OE

1A1

2OE

2B4

1B1

1A2

2A4

2B3

1B2

1A3

2A3

2B2

1B3

1A4

2A2

2B1

1B4

GND

2A1

001aan305

1

2

3

4

5

6

7

8

9

10

12

11

14

13

16

15

18

17

20

19

(1) This is not a supply pin. The substrate is attached to this pad using conductive die attach material. There is no electrical or

mechanical requirement to solder this pad. However, if it is soldered, the solder land should remain floating or be connected to

GND.

Fig 5.

Pin configuration for DHVQFN20 (SOT764-1)

001aan306

74CBTLV3244

Transparent top view

1B4

1A4

2B1

2A2

2B2

1B3

1A3

2A3

2B3

1B2

1A2

2A4

2B4

1B1

1A1

2OE

9

12

8

13

7

14

6

15

5

16

4

17

3

18

2

19

terminal 1

index area