參數(shù)資料
型號(hào): AK4650VG
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16Bit ツヒ CODEC with MIC/HP/SPK-AMP & TSC
中文描述: 16位ツヒ編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁數(shù): 24/86頁
文件大小: 824K
代理商: AK4650VG
[AK4650]
MS0502-E-01
2007/04
- 24 -
Power Management
Power management of each block is controlled via 26H and 60H register.
PR0 = “1”
PR1 = “1”
ADC
PD
PU
DAC
PU
PD
VCM
PU
PU
XTL
PU
PU
PLL
VRA
VRA
AC-Link
PU
PU
HP
PMHPL/R
PMHPL/R
SPK
PMSPK
PMSPK
MIC
PMMIC
PMMIC
Line In
PMLIN
PMLIN
AUXIN
PMAUX
PMAUX
Mono Out
PMMO
PMMO
BEEP
PMBPM
PMBPM
TSC
PM12AD
PM12AD
PR2 = “1”
PU
PU
PU
PU
VRA
PU
PD
PD
PD
PD
PD
PD
PD
PM12AD
Table 6. Power Management
PR3 = “1”
PD
PD
PD
PU
PD
PU(Note 38)
PD
PD
PD
PD
PD
PD
PD
PD
PR4 = “1”
PD
PD
PU
PU
VRA
PD
PMHPL/R
PMSPK
PMMIC
PMLIN
PMAUX
PMMO
PMBPM
PM12AD
PR5 = “1”
PD
PD
PU
PD
PD
PD
PMHPL/R
PMSPK
PMMIC
PMLIN
PMAUX
PMMO
PMBPM
PM12AD
PR6 = “1”
PU
PU
PU
PU
VRA
PU
PD
PMSPK
PMMIC
PMLIN
PMAUX
PMMO
PMBPM
PM12AD
PD: Power Down
PU: Power Up
PM*: depends on each PM bit.
VRA
VRA bit = “1”: PLL Power Up
VRA bit = “0”: PLL Power Down
Note 38. When PLL1 pin = “H”(MCKI=3.6864MHz or 12MHz), AC-Link is powered-down by PR3 bit = “1”.
Digital High Pass Filter
The ADC has a digital high pass filter for DC offset cancellation. The cut-off frequency of the HPF is 1.0Hz @fs=48kHz
and scales with sampling rate (fs).
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相關(guān)代理商/技術(shù)參數(shù)
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