KT0803K

www.DataSheet.co.kr Monolithic Digital Stereo FM Transmitter Radio-Station-on-a-Chip™ KT0803K ƒ Features Hardware compatible with KT0803 Additional features to KT0803 Increased transmission Power Input signal detection Bass boost control 32.768 KHz clock support Professional Grade Performance: SNR ≥ 60 dB Stereo Separation > 40 dB International compatible 70MHz ~ 108MHz Ultra-Low Power Consumption: < 17 mA operation current < 3 µA standby current Small Form factor: 16-pin SOP Simple Interface: Single power supply 2 Industry standard 2-wire I C MCU interface compatible Advanced Digital Audio Signal Processing: On-chip 20-bit ΔΣ Audio ADC On-chip DSP core On-chip 24dB PGA with optional 1dB step Automatic calibration against process and temperature On-Chip LDO (low-drop-out) regulator: Accommodates 1.6V ~ 3.6V supply Programmable transmit level Programmable pre-emphasis (50/75 µs) Pb-free and RoHS Compliant Figure 1: KT0803K System Diagram ƒ General Description KT0803K, our new generation of low cost Monolithic Digital FM Transmitter, is designed to process high-fidelity stereo audio signal and transmit modulated FM signal over a short range. It’s based on the architecture of awardwinning KT0801 and it’s also an upgrade of KT0803. The additional features added to KT0803K are increased transmission power up to 113 dBuV, auto level detection and bass boost and support of 32.768K Hz clock or crystal. The KT0803K features dual 20-bit ΔΣ audio ADCs, a highfidelity digital stereo ...