eval-adf7022eb1z Analog Devices, Inc., eval-adf7022eb1z Datasheet

eval-adf7022eb1z

Manufacturer Part Number

eval-adf7022eb1z

Description

Io-homecontrol Compliant Rf Transceiver

Manufacturer

Analog Devices, Inc.

Datasheet

1.EVAL-ADF7022EB1Z.pdf (2 pages)

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FEATURES

Very low power, high performance, low IF transceiver

Fully integrated io-homecontrol®-compliant protocol covering

Autonomous packet handling without intervention of host

1-way and 2-way communication supported

Automatic wake-up timer

32-bit hardware timer, 16-bit firmware timer (48 bits total)

Uses either

Patented fast settling automatic frequency control (AFC)

Fully integrated image rejection calibration (patent pending)

Digital RSSI

Operating frequencies

For more information on the ADF7022, contact a local sales office at Analog Devices, Inc.

Rev. Sp0

Information furnished by Analog Devices is believed to be accurate and reliable. However, no

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that may result from its use. Specifications subject to change without notice. No

license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

Trademarks and registered trademarks are the property of their respective owners.

Media access

Master, slave, and beacon modes supported

Automatic io-homecontrol channel scan

Automatic CRC, preamble, start byte insertion/check

UART data encoding as per io-homecontrol

Smart preamble detect/packet sniffing

Automatic address filtering

Low power modes

External 32 kHz crystal

Internal 32 kHz RC oscillator

Layer 1, Layer 2, and time critical elements of Layer 3

microprocessor thus significantly increasing battery life

Channel 1: 868.25 MHz

Channel 2: 868.95 MHz

Channel 3: 869.85 MHz

RFIO_1P

RFIO_1N

GPIO REFERS TO PIN GP0 TO PIN GP5.

RFO2

CREGRFx CREGVCO CREGSYNTH

ADF7022

PA RAMP

PROFILE

LNA

DIVIDER

io-homecontrol-Compliant RF Transceiver

LOGAMP

FILTER

LOOP

CREGDIGx

RSSI/

FUNCTIONAL BLOCK DIAGRAM

ADCIN_ATB3

MODULATOR

CHARGE

DIVIDER

RBIAS

PUMP

BIAS

Σ-Δ

ANALOG

8-BIT

ADC

TEST

PF D

Figure 1.

DEV

DEMOD

SENSOR

XOSC32KN_ATB2

CDR

AGC

FSK

ASK

AFC

TEMP

GAUSSIAN

FILTER

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781.329.4700

Fax: 781.461.3113

Very low power consumption

Receiver sensitivity (10

Output power programmable up to 13.5 dBm

Automatic PA ramping

Dual PAs offer Tx antenna diversity

Very few external components

Efficient and flexible SPI control interface

1.8 V to 3.6 V power supply

5 mm × 5 mm, 32-lead LFCSP package

APPLICATIONS

Home automation

Process and building control

13 mA in receive mode

24.1 mA in transmit mode (10 dBm output)

0.65 μA in RCO wake mode

1.25 μA in XTO wake mode (32 kHz oscillator active)

65 μA average current in low power mode (with 2 ms scan

−107.5 dBm at 38.4 kbps FSK, 20 kHz deviation

Integrated PLL loop filter

Integrated Rx/Tx switch

Integrated battery monitor

On-chip 8-bit ADC and temperature sensor

4 lines available for low cost microcontroller interface

Flexible Tx and Rx data buffers

Efficient burst mode register access

time every 0.5 seconds)

PROCESSOR

BATTERY

MONITOR

8-BIT RISC

XOSC32KP_GP5_ATB1

WAKE UP CONTROL

32kHz

OSC

TIMER UNIT

256-BYTE

MCR RAM

4kB ROM

2kB RAM

PACKET

64-BYTE

BBRAM

IO-H/C

MAC

RAM

RCOSC

32kHz

−3

XOSC26N XOSC26P

BER)

DIVIDER

CLOCK

GPIO

TEST

26MHz

CTRL

DAC

SPI

IRQ

OSC

IRQ_GP3

CSN

MISO

SCLK

MOSI

GPIO

ADF7022

www.analog.com

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eval-adf7022eb1z Summary of contents

Page 1

... CREGRFx CREGVCO CREGSYNTH 1 GPIO REFERS TO PIN GP0 TO PIN GP5. For more information on the ADF7022, contact a local sales office at Analog Devices, Inc. Rev. Sp0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use ...

Page 2

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