High Performance ISM Band Transceiver
Data Sheet
High Performance ISM Band Transceiver IC
ADF7025
FEATURES
Low power, zero-IF RF transceiver Frequency bands...
Description
Data Sheet
High Performance ISM Band Transceiver IC
ADF7025
FEATURES
Low power, zero-IF RF transceiver Frequency bands
431 MHz to 464 MHz 862 MHz to 870 MHz 902 MHz to 928 MHz Data rates supported 9.6 kbps to 384 kbps, FSK 2.3 V to 3.6 V power supply Programmable output power −16 dBm to +13 dBm in 63 steps Receiver sensitivity −104.2 dBm at 38.4 kbps, FSK −100 dBm at 172.8 kbps, FSK −95.8 dBm at 384 kbps, FSK Low power consumption 19 mA in receive mode 28 mA in transmit mode (10 dBm output)
RSET
CREG(1:4)
On-chip VCO and Fractional-N PLL On-chip, 7-bit ADC and temperature sensor Digital RSSI Integrated TRx switch Leakage current < 1 μA in power-down mode
APPLICATIONS
Wireless audio/video Remote control/security systems Wireless metering Keyless entry Home automation
FUNCTIONAL BLOCK DIAGRAM
ADCIN
MUXOUT
RLNA
BIAS
RFIN RFINB
LNA GAIN
LDO(1:4)
OFFSET CORRECTION
TEMP SENSOR
TEST MUX
LP FILTER
RSSI
MUX 7-BIT ADC
FSK DEMODULATOR
DATA SYNCHRONIZER
OFFSET CORREC...
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