IA4420 Universal ISM Band FSK Transceiver

Silicon Labs IA4420 is a single chip, low power, multi-channel FSK transceiver designed for use in applications requiring FCC or ETSI conformance for unlicensed use in the 315, 433, 868 and 915 MHz bands. The IA4420 transceiver is a part of Silicon Labs EZRadioTM product line, which produces a flexible, low cost, and highly integrated solution that does not require production alignments. The chip is a complete Analog RF and baseband transceiver including a multi-band PLL synthesizer with PA, LNA I/Q Down Converter mixers, baseband Filters and Amplifiers and an I/Q Demodulator All required RF functions are integrated. Only an external crystal and bypass filtering are needed for operation By integration