參數(shù)資料
型號: AK4631
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16-Bit Mono CODEC with ALC & MIC/SPK-AMP
中文描述: 16位單聲道編解碼器ALC的
文件頁數(shù): 1/69頁
文件大小: 568K
代理商: AK4631
ASAHI KASEI
[AK4631]
MS0317-J-01
2004/11
- 1 -
AK4631
16bit
CODEC
ALC(Automatic Level Control)
DSC
28pin
QFN
1. 16-Bit Delta-Sigma Mono CODEC
2.
1ch Mono Input
ALC
ADC
: S/(N+D) : 80dB, DR, S/N : 85dB
3.
Digital Volume
Mono Line Output: S/(N+D) : 85dB, S/N : 93dB
Mono Speaker-Amp
- SPK-AMP
- BTL
-
- ALC(Automatic Level Control)
-
: 250mW @ 8
&SVDD=3.3V
(0dB, 20dB, 26dB or 32dB)
(-8dB
+27.5dB, 0.5dB Step)
IPGA
(+12dB
-115dB, 0.5dB Step, Mute)
: S/(N+D) : 50dB, S/N : 90dB (240mW@ 8
,
)
3.0Vrms@SVDD=5V
Beep
4.
5. PLL Mode:
: 11.2896MHz, 12MHz, 12.288MHz, 13.5MHz, 24MHz, 27MHz (MCKI pin)
1fs (FCK pin)
16fs, 32fs or 64fs (BICK pin)
6. EXT Mode:
: 256fs, 512fs or 1024fs (MCKI pin)
7. Sampling Rate:
PLL Slave Mode (FCK pin) : 7.35kHz
~
26kHz
PLL Slave Mode (BICK pin) : 7.35kHz
~
48kHz
PLL Slave Mode (MCKI pin):
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
PLL Master Mode:
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
EXT Slave Mode:
7.35kHz
~
48kHz (256fs), 7.35kHz
~
26kHz (512fs), 7.35kHz
~
13kHz (1024fs)
8. Output Master Clock Frequency: 256fs
9.
μ
P
: 3
10.
/
16-Bit
Σ
Mono CODEC with ALC & MIC/SPK-AMP
AK4631
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