AK4640_05 Datasheet, PDF (48/78 Pages) Asahi Kasei Microsystems – 16-Bit ΔΣ CODEC with MIC/HP/SPK-AMP

ASAHI KASEI
[AK4640]
Addr Register Name
D7
D6
D5
D4
01H Power Management 2 MCKPD PMXTL PMPLL
0
R/W
R/W
R/W
R/W
RD
Default
1
0
0
0
PMDAC: DAC Block Power Control
0: Power down (Default)
1: Power up
PMHPR: Rch of Headphone-Amp Common Voltage Power Control
0: Power down (Default)
1: Power up
PMHPL: Lch of Headphone-Amp Common Voltage Power Control
0: Power down (Default)
1: Power up
PMSPK: Speaker Block Power Control
0: Power down (Default)
1: Power up
PMPLL: PLL Block Power Control Select
0: EXT Mode and Power down (Default)
1: PLL Mode and Power up
PMXTL: X’tal Oscillation Block Power Control
0: Power down (Default)
1: Power up
MCKPD: XTI/MCKI pin pull down control
0: Master Clock input enable
1: Pull down by 25kΩ (Default)
D3
PMSPK
R/W
0
D2
PMHPL
R/W
0
D1
PMHPR
R/W
0
D0
PMDAC
R/W
0
MS0273-E-02
- 48 -
2005/04