AD8190

Rev. 0 | Page 6 of 24

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

PIN 1

INDICATOR

1

AVCC

2

IN_A0

3

IP_A0

4

AVEE

5

IN_A1

6

IP_A1

7

VTTI

8

IN_A2

9

IP_A2

10

AVCC

11

IN_A3

12

IP_A3

13

AVEE

14

I2C_ADDR

35

IP_B1

36

VTTI

37

IN_B2

38

IP_B2

39

AVEE

40

IN_B3

41

IP_B3

42

AVCC

34

IN_B1

33

AVCC

32

IP_B0

31

IN_B0

30

AVEE

29

I2C_SDA

TOP VIEW

(Not to Scale)

AD8190

NOTES

1. THE AD8190 LFCSP HAS AN EXPOSED PADDLE (ePAD) ON THE UNDERSIDE

OF THE PACKAGE WHICH AIDS IN HEAT DISSIPATION. THE ePAD MUST BE

ELECTRICALLY CONNECTED TO THE AVEE SUPPLY PLANE IN ORDER TO

MEET THERMAL SPECIFICATIONS.

Figure 3. Pin Configuration

Table 4. Pin Function Descriptions

Pin No.

Mnemonic

Type1

Description

1, 10, 33, 42

AVCC

Power

Positive Analog Supply. 3.3 V nominal.

2

IN_A0

HS I

High Speed Input Complement.

3

IP_A0

HS I

High Speed Input.

4, 13, 30, 39, ePAD

AVEE

Power

Negative Analog Supply. 0 V nominal.

5

IN_A1

HS I

High Speed Input Complement.

6

IP_A1

HS I

High Speed Input.

7, 36

VTTI

Power

Input Termination Supply. Nominally connected to AVCC.

8

IN_A2

HS I

High Speed Input Complement.

9

IP_A2

HS I

High Speed Input.

11

IN_A3

HS I

High Speed Input Complement.

12

IP_A3

HS I

High Speed Input.

14

I2C_ADDR

Control

15, 21

DVCC

Power

Positive Digital Power Supply. 3.3 V nominal.

16

ON0

HS O

High Speed Output Complement.

17

OP0

HS O

High Speed Output.

18, 24

VTTO

Power

Output Termination Supply. Nominally connected to AVCC.

19

ON1

HS O

High Speed Output Complement.

20

OP1

HS O

High Speed Output.

22

ON2

HS O

High Speed Output Complement.

23

OP2

HS O

High Speed Output.

25

ON3

HS O

High Speed Output Complement.

26

OP3

HS O

High Speed Output.

27

AA

EA

Control

Configuration Registers Reset. This pin is normally pulled up to DVCC.

28

I2C_SCL

Control

29

I2C_SDA

Control

31

IN_B0

HS I

High Speed Input Complement.

32

IP_B0

HS I

High Speed Input.