RHF1201 datasheet(4/18 Pages) STMICROELECTRONICS

4 / 18 page

Pin descriptions

RHF1201

4/18

Pin descriptions

Table 1.

Pin descriptions

Name

Description

Observation

Name

Description

Observation

GNDBI

Digital buffer ground

0 V

SRC

Slew rate control input

2.5 V/3.3 V CMOS

input

GNDBE

Digital buffer ground

0 V

OEB

Output Enable input

2.5 V/3.3 V CMOS

input

VCCBE

Digital buffer power

supply

2.5 V/3.3 V

DFSB

Data Format Select input

2.5 V/3.3 V CMOS

input

Non connected

AVCC

Analog power supply

2.5 V

Non connected

AVCC

Analog power supply

2.5 V

Out Of Range output

CMOS output

(2.5 V/3.3 V)

AGND

Analog ground

0 V

D11(MSB)

Most Significant Bit

output

CMOS output

(2.5 V/3.3 V)

IPOL

Analog bias current input

D10

Digital output

CMOS output

(2.5 V/3.3 V)

VREFP

Top voltage reference

1 V

Digital output

CMOS output

(2.5 V/3.3 V)

VREFM

Bottom voltage

reference

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)

VIN

Analog input

1 Vpp

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)

VINB

Inverted analog input

1 Vpp

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)

INCM

Input common mode

0.5 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)

AVCC

Analog power supply

2.5 V

D0(LSB)

Least Significant Bit

output

CMOS output

(2.5 V/3.3 V)

AVCC

Analog power supply

2.5 V

Data Ready output

CMOS output

(2.5 V/3.3 V)

DVCC

Digital power supply

2.5 V

Non connected

DVCC

Digital power supply

2.5 V

Non connected

DGND

Digital ground

0 V

VCCBE

Digital Buffer power

supply

2.5 V/3.3 V

CLK

Clock input

2.5 V compatible

CMOS input

GNDBE

Digital Buffer ground

0 V

DGND

Digital ground

0 V

VCCBI

Digital Buffer power

supply

2.5 V

DGND

Digital ground

0 V

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