AT86RF211DAI-R datasheet(6/48 Pages) ATMEL

6 / 48 page

AT86RF211

1942C–WIRE–06/02

Pin Description

Notes:

1. All VCC pins must be connected in each functional mode (Tx, Rx, wake-up, PDN)

2. To be connected:

Rx mode only,all but: 1,3,17, 20,48

Tx mode only, all but: 15 to 17, 20, 25 to 27, 30 to 36, 45, 48

3. Pin 20 must remain unconnected or connected to ground

Table 1. Pinout

Name

Comments

Name

Comments

RPOWER

Full scale output power resistor

SKFILT

Threshold for data slicer

TXGND1

GND

DSIN

Data slicer input

RF input/output

DISCOUT

Discriminator output

TXGND2

GND

IF2VCC

VCC

TXGND3

GND

IF2GND

GND

TXGND4

GND

IF2IN

IF2 amplifier input

TXVCC

VCC

IF2DEC

2.2 nF to ground

TXGND5

GND

DISCFILT

Discriminator bypass

DIGND

GND

IF2OUT

IF2 mixer output

DIVCC

VCC

IF1DEC

4.7 nF to ground

DATAMSG

Input/output digital message

IF1IN

IF1 amplifier input

SLE

Serial interface enable

IF1OUT

IF1 mixer output

SCK

Serial interface clock

AGND

GND

SDATA

Serial interface data

AVCC

VCC

WAKEUP

Wake-up output

CVCC2

VCC

DATACLK

Data clock recovery

CGND2

GND

–

Test pin: do not connect

FILT1

Synthesizer output

EVCC1

VCC

VCOIN

Synthesizer input (VCO)

EGND1

GND

EVCC2

VCC

–

Test pin: do not connect

EGND2

GND

CGND1

GND

RXIN

LNA input from SAW filter

CVCC1

VCC

RXVCC

VCC

XTAL1

Crystal input

RXGND

GND

XTAL2

Crystal output

SWOUT

Switch output

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