General Description
The MAX7044 crystal-referenced phase-locked-loop (PLL) VHF/UHF transmitter is designed to transmit OOK/ASK data in the 300MHz to 450MHz frequency range. The MAX7044 supports data rates up to 100kbps, and provides output power up to +13dBm into a 50Ω load while only drawing 7.7mA at 2.7V.
FEATUREs
♦ +2.1V to +3.6V Single-Supply Operation
♦ OOK/ASK Transmit Data Format
♦ Up to 100kbps Data Rate
♦ +13dBm Output Power into 50Ω Load
♦ Low 7.7mA (typ) Operating Supply Current*
♦ Uses Small, Low-Cost Crystal
♦ Small 3mm x 3mm 8-Pin SOT23 Package
♦ Fast-On Oscillator: 250μs Startup Time
APPLICATIONs
Remote Keyless Entry (RKE)
Tire-Pressure Monitoring (TPM)
Security Systems
Garage Door Openers
RF Remote Controls
Wireless Game Consoles
Wireless Computer Peripherals
Wireless Sensors