ADF7022 Datasheet PDF - Analog Devices
| Part Number | ADF7022 | |
| Description | io-homecontrol-Compliant RF Transceiver | |
| Manufacturers | Analog Devices | |
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io-homecontrol-Compliant RF Transceiver
ADF7022
FEATURES
Very low power consumption
Very low power, high performance, low IF transceiver
Fully integrated io-homecontrol®-compliant protocol covering
Layer 1, Layer 2, and time critical elements of Layer 3
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
Autonomous packet handling without intervention of host
microprocessor thus significantly increasing battery life
1-way and 2-way communication supported
Automatic wake-up timer
32-bit hardware timer, 16-bit firmware timer (48 bits total)
Uses either
External 32 kHz crystal
Internal 32 kHz RC oscillator
Patented fast settling automatic frequency control (AFC)
Fully integrated image rejection calibration (patent pending)
Digital RSSI
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
time every 0.5 seconds)
Receiver sensitivity (10−3 BER)
−107.5 dBm at 38.4 kbps FSK, 20 kHz deviation
Output power programmable up to 13.5 dBm
Automatic PA ramping
Dual PAs offer Tx antenna diversity
Very few external components
Integrated PLL loop filter
Integrated Rx/Tx switch
Integrated battery monitor
On-chip 8-bit ADC and temperature sensor
Efficient and flexible SPI control interface
4 lines available for low cost microcontroller interface
Flexible Tx and Rx data buffers
Efficient burst mode register access
1.8 V to 3.6 V power supply
5 mm × 5 mm, 32-lead LFCSP package
Operating frequencies
Channel 1: 868.25 MHz
Channel 2: 868.95 MHz
Channel 3: 869.85 MHz
APPLICATIONS
Home automation
Process and building control
FUNCTIONAL BLOCK DIAGRAM
ADCIN_ATB3
RFIO_1P
RFIO_1N
RFO2
LNA
PA
PA DIVIDER
PA RAMP
PROFILE
ADF7022
RSSI/
LOGAMP
8-BIT
ADC
FSK
ASK
DEMOD
CDR
AFC
AGC
8-BIT RISC
PROCESSOR
LOOP
FILTER
CHARGE
PUMP
PFD
DIVIDER
fDEV
4kB ROM
IO-H/C
MAC
2kB RAM
256-BYTE
PACKET
RAM
64-BYTE
BBRAM
256-BYTE
MCR RAM
Σ-Δ
MODULATOR
GAUSSIAN
FILTER
WAKE UP CONTROL
TIMER UNIT
IRQ
CTRL
SPI
GPIO
TEST
DAC
CLOCK
DIVIDER
BIAS
ANALOG
TEST
TEMP
BATTERY
SENSOR MONITOR
32kHz
OSC
32kHz
RCOSC
26MHz
OSC
IRQ_GP3
CSN
MISO
SCLK
MOSI
GPIO1
CREGRFx CREGVCO CREGSYNTH CREGDIGx RBIAS
1GPIO REFERS TO PIN GP0 TO PIN GP5.
XOSC32KN_ATB2 XOSC32KP_GP5_ATB1 XOSC26N XOSC26P
Figure 1.
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.
Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
www.analog.com
Fax: 781.461.3113
©2009 Analog Devices, Inc. All rights reserved.
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for ADF7022 electronic component. |
| Information | Total 2 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ ADF7022.PDF Datasheet ] | |
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