PCA9505 datasheet(6/31 Pages) NXP

Part #	PCA9505

Description	40-bit I2C-bus I/O port with RESET, OE and INT

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Manufacturer	NXP [NXP Semiconductors]

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PCA9505_9506_3

Product data sheet

Rev. 03 — 6 June 2007

6 of 31

NXP Semiconductors

PCA9505/06

40-bit I2C-bus I/O port with RESET, OE and INT

6.2 Pin description

Fig 4.

Pin conﬁguration for HVQFN56

IO1_5

VDD

002aab975

PCA9506BS

Transparent top view

IO3_0

IO1_6

IO1_7

IO3_1

IO3_2

VSS

IO1_4

IO3_3

IO1_3

IO3_4

IO1_2

IO3_5

IO1_1

IO3_6

IO1_0

IO3_7

IO0_7

IO4_0

VSS

VDD

IO0_6

IO4_1

IO0_5

IO4_2

IO0_4

IO4_3

14

29

13

30

12

31

11

32

10

33

9

34

8

35

7

36

6

37

5

38

4

39

3

40

2

41

1

42

terminal 1

index area

Table 2.

Pin description

Symbol

Type

Description

TSSOP56

HVQFN56

SDA

1

50

I/O

serial data line

SCL

2

51

I

serial clock line

IO0_0 to IO0_7

3, 4, 5, 7, 8, 9,

10, 12

52, 53, 54, 56, 1,

2, 3, 5

I/O

input/output bank 0

IO1_0 to IO1_7

13, 14, 15, 16,

17, 19, 20, 21

6, 7, 8, 9, 10, 12,

13, 14

I/O

input/output bank 1

IO2_0 to IO2_7

22, 24, 25, 26,

31, 32, 33, 35

15, 17, 18, 19,

24, 25, 26, 28

I/O

input/output bank 2

IO3_0 to IO3_7

36, 37, 38, 40,

41, 42, 43, 44

29, 30, 31, 33,

34, 35, 36, 37

I/O

input/output bank 3

IO4_0 to IO4_7

45, 47, 48, 49,

50, 52, 53, 54

38, 40, 41, 42,

43, 45, 46, 47

I/O

input/output bank 4

VSS

6, 11, 23, 34,

39, 51

4, 16, 27, 32, 44,

55[1]

power

supply

ground supply voltage

VDD

18, 46

11, 39

power

supply

supply voltage

A0

27

20

I

address input 0

A1

28

21

I

address input 1

A2

29

22

I

address input 2

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