TRF4400 SINGLE-CHIP 433-MHz RF TRANSMITTER D Single-Chip RF Transmitter for 433 MHz ISM Band D 420-MHz to 450-MHz Operation D FM/FSK Operation for Transmit D 24-Bit Direct Digital Synthesizer (DDS) With 11-Bit DAC D On-Chip Voltage-Controlled Oscillator (VCO) and Phase-Locked Loop (PLL) D On-Chip Reference Oscillator D Minimal External Components Required D Low Power Consumption D Typical Output Power of 7 dBm SLWS113C –NOVEMBER 2000 – REVISED SEPTEMBER 2001 D Typical Output Frequency Resolution of 230 Hz D Ultrafast Lock Times From DDS Implementation D Two Fully-Programmable Operational Modes D 2.
2-V to 3.
6-V Operation D Flexible Serial Interface to TI MSP430 Microcontroller D 24-Pin Plas...

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