TSA1203

4/20

PIN DESCRIPTION

ELECTRICAL CHARACTERISTICS

ABSOLUTE MAXIMUM RATINGS

Pin No

Name

Description

Observation

Pin No

Name

Description

Observation

1

AGND

Analog ground

0V

25

GNDBE

Digital buffer ground

0V

2

INI

I channel analog input

26

VCCBE

Digital Buffer power supply

2.5V/3.3V

3

AGND

Analog ground

0V

27

D11(MSB) Most Significant Bit output

CMOS output (2.5V/3.3V)

4

INBI

I channel inverted analog input

28

D10

Digital output

CMOS output (2.5V/3.3V)

5

AGND

Analog ground

0V

29

D9

Digital output

CMOS output (2.5V/3.3V)

6

IPOL

Analog bias current input

30

D8

Digital output

CMOS output (2.5V/3.3V)

7

AVCC

Analog power supply

2.5V

31

D7

Digital output

CMOS output (2.5V/3.3V)

8

AGND

Analog ground

0V

32

D6

Digital output

CMOS output (2.5V/3.3V)

9

INQ

Q channel analog input

33

D5

Digital output

CMOS output (2.5V/3.3V)

10

AGND

Analog ground

0V

34

D4

Digital output

CMOS output (2.5V/3.3V)

11

INBQ

Q channel inverted analog input

35

D3

Digital output

CMOS output (2.5V/3.3V)

12

AGND

Analog ground

0V

36

D2

Digital output

CMOS output (2.5V/3.3V)

13

REFPQ

Q channel top reference voltage

37

D1

Digital output

CMOS output (2.5V/3.3V)

14

REFMQ

Q channel bottom reference

voltage

0V

38

D0(LSB)

Least Significant Bit output

CMOS output (2.5V/3.3V)

15

INCMQ

Q channel input common mode

39

VCCBE

Digital Buffer power supply

2.5V/3.3V - See Application

Note

16

AGND

Analog ground

0V

40

GNDBE

Digital buffer ground

0V

17

AVCC

Analog power supply

2.5V

41

VCCBI

Digital Buffer power supply

2.5V

18

DVCC

Digital power supply

2.5V

42

VCCBI

Digital Buffer power supply

2.5V

19

DGND

Digital ground

0V

43

OEB

Output Enable input

2.5V/3.3V CMOS input

20

CLK

Clock input

2.5V CMOS input

44

AVCC

Analog power supply

2.5V

21

SELECT

Channel selection

2.5V CMOS input

45

AVCC

Analog power supply

2.5V

22

DGND

Digital ground

0V

46

INCMI

I channel input common mode

23

DVCC

Digital power supply

2.5V

47

REFMI

I channel bottom reference voltage 0V

24

GNDBI

Digital buffer ground

0V

48

REFPI

I channel top reference voltage

Symbol

Parameter

Values

Unit

AVCC

1). All voltages values, except differential voltage, are with respect to network ground terminal. The magnitude of input and output voltages must not exceed -0.3V or VCC

0 to 3.3

V

DVCC

0 to 3.3

V

VCCBE

0 to 3.6

V

VCCBI

0 to 3.3

V

IDout

Digital output current

-100 to 100

mA

Tstg

Storage temperature

+150

°C

ESD

2). ElectroStatic Discharge pulse (ESD pulse) simulating a human body discharge of 100 pF through 1.5k

Ω

3). Discharge to Ground of a device that has been previously charged.

2

1.5

kV

4). Corporate ST Microelectronics procedure number 0018695

A