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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.
TRF4400 Datasheet
