AK2347A - Two-way Radio Audio & Sub-Audio Processor
AK2347A includes audio filter, limiter, splatter filter, compandor, scrambler, which is highly integrated two-way radio baseband functions for FRS and LMR.
Audio high-pass filter shows a high attenuation in magnitude response characteristics under 250Hz that supports to eliminate a subaudio tone cle
AK2347A Features
* Audio processing
* TX and RX amplifier
* Pre/De-emphasis circuit
* Compressor and Expander with no external components
* Scrambler and De-scrambler in frequency inversion type (3.388kHz or 3.290kHz)
* Limiter with level adjuster
* Splatter fi