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EVAL-ADF7020DBZ2 Scheda tecnica(PDF) 1 Page - Analog Devices |
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EVAL-ADF7020DBZ2 Scheda tecnica(HTML) 1 Page - Analog Devices |
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1 / 48 page  High Performance, ISM Band, FSK/ASK Transceiver IC Data Sheet ADF7020 Rev. D Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibilityisassumedbyAnalogDevicesforitsuse,norforanyinfringementsofpatentsorother rightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.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 ©2005–2012 Analog Devices, Inc. All rights reserved. FEATURES Low power, low IF transceiver Frequency bands 431 MHz to 478 MHz 862 MHz to 956 MHz Data rates supported 0.15 kbps to 200 kbps, FSK 0.15 kbps to 64 kbps, ASK 2.3 V to 3.6 V power supply Programmable output power −16 dBm to +13 dBm in 0.3 dBm steps Receiver sensitivity −119 dBm at 1 kbps, FSK −112 dBm at 9.6 kbps, FSK −106.5 dBm at 9.6 kbps, ASK Low power consumption 19 mA in receive mode 26.8 mA in transmit mode (10 dBm output) −3 dBm IIP3 in high linearity mode On-chip VCO and fractional-N PLL On-chip 7-bit ADC and temperature sensor Fully automatic frequency control loop (AFC) compensates for ±25 ppm crystal at 862 MHz to 956 MHz or±50 ppm at 431 MHz to 478 MHz Digital RSSI Integrated Tx/Rx switch Leakage current of <1 µA in power-down mode APPLICATIONS Low cost wireless data transfer Remote control/security systems Wireless metering Keyless entry Home automation Process and building control Wireless voice FUNCTIONAL BLOCK DIAGRAM Tx/Rx CONTROL AGC CONTROL FSK/ASK DEMODULATOR DATA SYNCHRONIZER RSSI 7-BIT ADC GAIN DIV R SERIAL PORT RFOUT OFFSET CORRECTION OFFSET CORRECTION LNA VCO PFD CP AFC CONTROL OSC1 OSC2 DIVIDERS/ MUXING N/N + 1 DIV P MUX TEMP SENSOR OSC CLK DIV CLKOUT TEST MUX VCOIN CPOUT LDO(1:4) MUXOUT ADCIN RSET CREG[1:4] RLNA RFIN RFINB SLE SDATA CE DATA CLK SREAD SCLK INT/LOCK DATA I/O FSK MOD CONTROL GAUSSIAN FILTER Σ-Δ MODULATOR IF FILTER ADF7020 Figure 1. |
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