General Description
The MAX2420/MAX2421/MAX2422/MAX2460/MAX2463 are highly integrated front-end ICs that provide the lowest cost solution for cordless phones and ISM-band radios operating in the 900MHz band. All devices incorporate transmit and receive image-reject mixers to reduce filter cost. They operate with a +2.7V to +4.8V power supply, allowing direct connection to a three-cell battery stack.
FEATUREs
♦ Receive/Transmit Mixers with 35dB Image Rejection
♦ Adjustable-Gain LNA
♦ Up to +2dBm Combined Receiver Input IP3
♦ 4dB Combined Receiver Noise Figure
♦ >35dB of Transmit Power Control Range
♦ PA Predriver Provides up to +2dBm
♦ Low Current Consumption: 23mA Receive 26mA Transmit 9.5mA Oscillator
♦ 0.5µA Shutdown Mode
♦ Operates from Single +2.7V to +4.8V Supply
APPLICATIONs
Cordless Phones
Spread-Spectrum Communications
Wireless Telemetry
Two-Way Paging
Wireless Networks