MX839

DATA BULLETIN MX839 Features x 4 input intelligent 10 bit A/D monitoring subsystem 4 High and 4 Low Comparators External IRQ Generator Free Running Operation x Three 8/10 bit DACs x Two Variable Attenuators x Selectable A/D Clock Frequencies x Full Control via 4-wire Serial Interface x Low Power 3.0 Operation Digitally Controlled Analog I/O Processor PRELIMINARY INFORMATION Applications x PCS, Cellular, LMR, Wireless Transceivers, and General Purpose x Monitor and Control: RSSI, Battery State, Temperature, VSWR, and Error Voltages x Digital Trim and Calibration: VCOs, TCXO, Power Output, Bias, Current, IF Gain, Deviation, Modulation Depth, and Baseband Gain RECEIVER RSSI VSWR RADIO BATTERY STATE 4 x 10 bit Free Run A/D BATTERY 4 x Hi Comparator SYSTEM 4 x Low Comparator IRQ on Compare 3x 8/10 bit DAC TEMPERATURE MX839Clock Osc & Dividers C-BUS Interface & Control Logic 2x Variable Attenuator µC C-BUS SERIAL BUS 0 : 3 RF TRANSMITTER TX POWER REF. OFFSET TRIM VCO TRIM M...