ak4650 AKM Semiconductor, Inc., ak4650 Datasheet - Page 75

• Manufacturer Part Number: ak4650
• Description: 16bit 6 Codec With Mic/hp/spk-amp & Tsc
• Manufacturer: AKM Semiconductor, Inc.

L
MS0502-E-01
Power Management (60H)
PMMIC: MIC Block (MIC-Amp and ALC1) Power Management
PMAUX: AUX Input Power Management
PMMO: Mono Line Output Power Management
PMLIN: Stereo Line Input Power Management
PMBPM: Mono Beep Input Power Management
PMHPR: Headphone-Amp Rch Power Management
PMHPL: Headphone-Amp Lch Power Management
PMSPK: Speaker-Amp Power Management
MCKPD: XTI pin pull down control
MPWRI: Internal MIC Power Supply Control (Table 11)
MPWRE: External MIC Power Supply Control (Table 12)
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Power down (default)
1: Power up
0: Master Clock input enable (default)
1: XTI pin is internally pulled-down
0: OFF (default)
1: MIC Power is ON for Internal MIC.
0: OFF (default)
1: MIC Power is ON for External MIC.
Even if PMBPM= “0”, the path is still connected between BEEP pin and HP/SPK-Amp. BPMHP and BPMSP
bits should be set to “0” to disconnect these paths, respectively.
MPWRI bit is enabled when PMMIC bit = “1”.
MPWRE bit is enabled when PMMIC bit = “1”.
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[AK4650]
2007/04