TSA1203IF datasheet(5/30 Pages) STMICROELECTRONICS

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TSA1203

Pin descriptions

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Pin descriptions

Table 1.

Pin descriptions (TQFP48 package)

Name

Description

Observation

Name

Description

Observation

AGND

Analog ground

0 V

GNDBE

Digital buffer ground

0 V

2INI

I channel analog

input

VCCBE

Digital buffer power

supply

2.5 V/3.3 V

AGND

Analog ground

0 V

D11(MS

Most significant bit

output

CMOS output

(2.5 V/3.3 V)

4INBI

I channel inverted

analog input

D10

Digital output

CMOS output

(2.5 V/3.3 V)

AGND

Analog ground

0 V

Digital output

CMOS output

(2.5 V/3.3 V)

6IPOL

Analog bias current

input

Digital output

CMOS output

(2.5 V/3.3 V)

AVCC

Analog power supply

2.5 V

Digital output

CMOS output

(2.5 V/3.3 V)

AGND

Analog ground

0 V

Digital output

CMOS output

(2.5 V/3.3 V)

9INQ

Q channel analog

input

Digital output

CMOS output

(2.5 V/3.3 V)

AGND

Analog ground

0 V

Digital output

CMOS output

(2.5 V/3.3 V)

INBQ

Q channel inverted

analog input

Digital output

CMOS output

(2.5 V/3.3 V)

AGND

Analog ground

0 V

Digital output

CMOS output

(2.5 V/3.3 V)

REFPQ

Q channel top

reference voltage

Digital output

CMOS output

(2.5 V/3.3 V)

REFMQ

Q channel bottom

reference voltage

0 V

D0(LSB)

Least significant bit

output

CMOS output

(2.5 V/3.3 V)

INCMQ

Q channel input

common mode

VCCBE

Digital buffer power

supply

2.5 V/3.3 V - see

Table 14.

AGND

Analog ground

0 V

GNDBE

Digital buffer ground

0 V

AVCC

Analog power supply

2.5 V

VCCBI

Digital buffer power

supply

2.5 V

DVCC

Digital power supply

2.5 V

CLKD

Data clock input

Idle at high level

2.5 V or 3.3 V

DGND

Digital ground

0 V

OEB

Output enable input

2.5 V/3.3 V

CMOS input

CLK

Clock input

2.5 V CMOS

input

AVCC

Analog power

supply

2.5 V

SELECT Channel selection

2.5 V CMOS

input

AVCC

Analog power

supply

2.5 V

DGND

Digital ground

0 V

INCMI

I channel input

common mode

DVCC

Digital power supply

2.5 V

REFMI

I channel bottom

reference voltage

GNDBI

Digital buffer ground

0 V

REFPI

I channel top

reference voltage

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