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Not Recommended for New Design 28bit Audio DSP with Built-in 2ch ADC, 6ch DAC, and ASRC - BU9406KS2

Recommended Products
* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number | BU9406KS2
Status | NRND
Package | SQFP-T80C
Unit Quantity | 500
Minimum Package Quantity | 50
Packing Type | Tray
RoHS | Yes

Specifications:

Vcc(Min.)[V]

3.0

Vcc(Max.)[V]

3.6

Iq[mA]

60.0

I/F

2 wire port

Digital Audio I/F

I2S SPDIF

Additional Feature

P²Bass, P²Treble, 12band P-EQ, Surround

Number of ADCs

2

Number of DACs

6

Sampling Rate(Max.)[kHz]

48

ADC SNR(Typ.)[dB]

90

ADC THD+N[%]

0.02

DAC SNR(Typ.)[dB]

96

DAC THD+N[%]

0.005

Multi Input

Stereo 4

Volume Range

+6to-121 dB

Volume Step

0.5

Tone Control Band

12 Band P-EQ

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Features:

・ 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): 16/20/24bit (I2S, Left-Justified, Right-Justified, S/PDIF)
・ Asynchronous Sampling Rate Converter (Stereo 1 line): 32kHz/44.1kHz → 48kHz
・ Audio ADC: Stereo Input 1 line 20bit 64 x Over-sampling sigma delta ADC S/N: 90dB THD+N: 0.02% (Sine-wave 1kHz, -0.5dB) Digital HPF (fc=1Hz)
・ Audio DAC: Stereo Output 2 lines 24bit 8x Over-sampling digital filter + 1bit sigma delta DAC S/N: 96dB THD+N: 0.005% (Sine-wave 1kHz, 0dB)
・ Audio 16bit DAC: Stereo Output 1 line 24bit 8x Over-sampling digital filter + Audio 16bit DAC S/N: 90dB THD+N: 0.03% (Sine-wave 1kHz, 0dB)
・ The sound signal processing function for FPD TVs Pre-scaler, Channel Mixer, Pseudo Stereo, Surround, P2Bass, SAS,12-band parametric EQ, Master Volume, L/R Balance, Compression, Post-scaler, Output Signal Clipper (P2Bass and SAS are ROHM’s own sound effect functions.)