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FPD TV用数字音频处理器
Digital Sound Processors for FPD TVs
ROHM用于FPD TV的数字声音处理器,在DSP部搭载了ROHM独有的TV专用音声信号处理电路,整机开发容易进行。备有数字输入部内置非同步采样频率比较器,模拟输入部内置音声合成AD比较器,输出部内置I2S/SPDIF的数字输出和音频DA比较器的产品阵容。备有P2Bass和P2Treble等ROHM独有的声音效果。

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28bit Audio DSP with Built-in 2ch ADC, 6ch DAC and ASRC
32bit Audio DSP with Built-in 4ch DAC and ASRC
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BU9408KS2 |

SQFP-T52
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32bit Audio DSP
32bit Audio DSP
FPD TV用数字音频处理器
| Part No. |
Power supply (V) |
Datawidth (bit) |
DataRAM (bit) |
Coefficient RAM (bit) |
Digital Input Select |
Digital Output |
ASRC |
ADC |
DAC |
P2Volume |
P2Bass |
P2Treble |
P-EQ |
Tone control |
Package |
RoHS |
| BU9406KS2 |
3.0 to 3.6 |
28 |
256×28 |
128×24 |
Stereo 4 |
Stereo 4 |
1 |
Stereo 1 |
Stereo 3 |
- |
○ |
○ |
12 Band |
P-EQ use |
SQFP-T80C |
Yes |
| BU9408KS2 |
3.0 to 3.6 |
32 |
256×32 |
128×24 |
Stereo 4 |
Stereo 3 |
1 |
- |
Stereo 2 |
○ |
○ |
○ |
7Band 3Band |
Bass Middle Treble |
SQFP-T52 |
Yes |
| BU9409FV |
3.0 to 3.6 |
32 |
256×32 |
128×24 |
Stereo 2 |
Stereo 3 |
- |
- |
- |
○ |
○ |
○ |
7Band 3Band |
Bass Middle Treble |
SSOP-B40 |
Yes |
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BU9414FV |
3.0 to 3.6 |
32 |
256×32 |
128×24 |
Stereo 2 |
Stereo 3 |
- |
- |
- |
Ö |
Plus harmonics |
Ö |
7Band |
Bass Middle Treble |
SSOP-B40 |
Yes |
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