BD9406KS2 Datasheet 28bit Audio DSP

Manufacturer: ROHM

Overview: Digital Sound Processors for FPD TVs 28bit Audio DSP with Built-in 2ch ADC, 6ch DAC and ASRC BD9406KS2 No.

Datasheet Details

This LSI is the digital sound processor which made the use digital signal processing for FPD TVs.

DSP of ROHM original is used for the TV sound processor unit, and it excels in cost performance.

The asynchronous sampling rate converter is built in the digital input one line.

Digital Signal Processor unit Word length: 28bit (Data RAM) The fastest machine Cycle: 40.7ns (512fs, fs=48kHz) Multiplier: 28x24 → 52 bit Adder: 28+28 → 28bit Data RAM: 256x28bit Coefficient RAM: 128x24bit Sampling Frequency: fs=48kHz Master Clock: 512fs (24.576Mhz, fs=48kHz).
Digital Signal Input (Stereo 4 lines): 16/20/24bit (I2S, Left-Justified, Right-Justified) Digital Signal Output (Stereo 4 lines): 16/20/24.