PCA9535 datasheet(3/19 Pages) PHILIPS

Part #	PCA9535

Description	16-bit I2C and SMBus, low power I/O port with interrupt

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Manufacturer	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product data

PCA9535

16-bit I2C and SMBus, low power I/O port with interrupt

2003 Jun 27

3

PIN CONFIGURATION — SO, TSSOP

SU01438

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

INT

A1

A2

I/O0.0

I/O0.1

I/O0.2

I/O0.3

I/O0.4

I/O0.5

I/O0.6

I/O0.7

VDD

SDA

SCL

A0

I/O1.7

I/O1.6

I/O1.5

I/O1.3

I/O1.4

I/O1.2

I/O1.1

I/O1.0

VSS

Figure 1. Pin configuration — SO, TSSOP

PIN CONFIGURATION —HVQFN

18

17

16

15

14

1

2

3

4

5

su01683

TOP VIEW

I/O0.0

A0

6

13

I/O0.1

I/O0.2

I/O0.3

I/O0.4

I/O0.5

I/O1.3

I/O1.4

I/O1.5

I/O1.6

I/O1.7

Figure 2. Pin configuration — HVQFN

PIN DESCRIPTION

SO,

TSSOP

NUMBER

HVQFN

NUMBER

SYMBOL

FUNCTION

1

22

INT

Interrupt output (open drain)

2

23

A1

Address input 1

3

24

A2

Address input 2

4-1 1

1-8

I/O0.0-I/O0.7

I/O0.0 to I/O0.7

12

9

VSS

Supply ground

13-20

10-17

I/O1.0-I/O1.7

I/O1.0 to I/O1.7

21

18

A0

Address input 0

22

19

SCL

Serial clock line

23

20

SDA

Serial data line

24

21

VDD

Supply voltage

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