參數(shù)資料
型號： AK4671
廠商： Asahi Kasei Microsystems Co.,Ltd
元件分類： Codec
英文描述： Stereo CODEC with MIC/RCV/HP-AMP
中文描述： 立體聲編解碼器麥克風(fēng)/垃圾車/惠普腺苷
文件頁數(shù)： 11/164頁
文件大小： 1792K
代理商： AK4671
[AK4671]
MS0666-E-00
2007/10
- 11 -
PMVCM = MUTEN bits = “1”, PMPLL = MCKO = PMMP = M/S = PMSRA = PMSRB = PMPCM bits = “0”.
AVDD=13.2mA (typ), PVDD=0mA (typ), DVDD=6.7mA (typ), TVDD2=0mA (typ), TVDD3=0mA (typ),
SAVDD=0.8mA (typ).
Note 26. PLL Master Mode and LP bit = “0”, fs=44.1kHz, PMADL = PMMICL= PMMICR= PMADR = PMDAL =
PMDAR = PMLO1 = PMRO1 = PMLO2 = PMRO2 = PMLO2S = PMRO2S = PMLO3 = PMRO3 =PMSAD =
PMVCM = PMPLL = M/S = PMMP = MUTEN bits = “1”, MCKO = PMSRA = PMSRB = PMPCM bits = “0”,
PLL Reference Clock = MCKI = 11.2896MHz.
AVDD=14.7mA (typ), PVDD=0mA (typ), DVDD=7.0mA (typ), TVDD2=0mA (typ), TVDD3=0mA (typ),
SAVDD=0.8mA (typ).
Note 27. In case of LP bit = “1”, fs=8kHz, EXT Slave Mode and PMVCM = PMMP = PMMICL = PMADL = PMDAR =
RCV = PMLO1 = PMRO1 = PMSRA = PMSRB = PMPCM bits = “1”.
AVDD=5.2mA (typ), PVDD=0.6mA (typ), DVDD=2.2mA (typ), TVDD2=0mA (typ), TVDD3=0mA (typ),
SAVDD=0mA (typ).
Note 28. All digital input pins are fixed to each supply pin (DVDD, TVDD2 or TVDD3) or VSS4.
SRC CHARACTERISTICS
(Ta=25
°
C; AVDD=PVDD=SAVDD=DVDD=TVDD2=TVDD3=3.3V; VSS1=VSS2=VSS3=VSS4=0V;
Signal Frequency=1kHz; 16bit Data; Measurement frequency=20Hz
～
3.4kHz; unless otherwise specified)
Parameter
SRC Characteristics (Down Sampling: SRC-A):
SDTI
SRC-A
SDTOA/SDTOB
Resolution
Input Sample Rate
Output Sample Rate
THD+N (Input = 1kHz,
1dBFS,
Note 29
)
FSO/FSI = 8kHz/44.1kHz
Dynamic Range (Input = 1kHz,
60dBFS,
Note 29
)
FSO/FSI = 8kHz/44.1kHz
Ratio between Input and Output Sample Rate
SRC Characteristics (Up Sampling: SRC-B):
SDTIA/SDTIB
SRC-B
SDTO
Resolution
Input Sample Rate
Output Sample Rate
THD+N (Input = 1kHz,
1dBFS,
Note 29
)
FSO/FSI = 44.1kHz/8kHz
Dynamic Range (Input = 1kHz,
60dBFS,
Note 29
)
FSO/FSI = 44.1kHz/8kHz
Ratio between Input and Output Sample Rate
Note 29. Measured by Audio Precision System Two Cascade.
Note 30. fs is the sampling frequency for Stereo CODEC. fs2 is for PCM I/F.
Symbol
min
typ
max
Units
-
8
-
-
-
-
-
8
16
48
-
-
-
1
Bits
kHz
kHz
FSI (fs)
FSO (fs2)
94
97
dB
dB
-
FSO/FSI
1/6
-
-
8
-
-
1
-
8
-
16
-
48
-
-
6
Bits
kHz
kHz
dB
dB
-
FSI (fs2)
FSO (fs)
95
100
FSO/FSI
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4671_10 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/RCV/HP-AMP
AK4671EG 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/RCV/HP-AMP
AK4673 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP-AMP and Touch Screen Controller
AK4673EG 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP-AMP and Touch Screen Controller
AK4675 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/RCV/HP/SPK-AMP
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