S2-LP datasheet(14/90 Pages) STMICROELECTRONICS

Nome de Peças	S2-LP

Descrição Electrónicos	Excellent receiver selectivity and blocking

PDF	90 Pages

Scroll/Zoom	100%

Fabricante Electrônico	STMICROELECTRONICS [STMicroelectronics]

Página de início	http://www.st.com

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14 / 90 page

Typical application diagram and pin description

S2-LP

14/90

DocID029944 Rev 1

Pin name

Pin type

Description

SDN

Digital in

Shutdown input pin. SDN should be = ‘0’ in all modes, but

SHUTDOWN mode

VDD

ANA/

SYNTH

Power

1.8 V to 3.6 V power

SYNTH

Analog in/out

1.2 V SYNTH-LDO output for decoupling

VREF

VCO

Analog out

1.2 V VCO-LDO for decoupling

VDD

VCO/TX

Power

1.8 V to 3.6 V power supply

RF output

RF output signal

VR RF

Analog in/out

1.2 V RX-LDO output for decoupling

RXn

RF in

Differential RF input signals for the LNA

RXp

RF in

VDD

RX/DIG

Power

1.8 V to 3.6 V power supply

SDO

Digital out

SPI slave data output

SDI

Digital in

SPI slave data input

SCLK

Digital in

SPI slave clock input

CSn

Digital in

SPI chip select

GPIO0

Digital I/O

General purpose I/O that may be configured through the SPI

registers to perform various functions

GPIO1

Digital I/O

GPIO2

Digital I/O

GPIO3

Digital I/O

VR DIG

Analog in/out

1.2 V digital power supply output for decoupling

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