ak4673 AKM Semiconductor, Inc., ak4673 Datasheet - Page 83

• Manufacturer Part Number: ak4673
• Description: Stereo Codec With Mic/hp-amp And Touch Screen Controller
• Manufacturer: AKM Semiconductor, Inc.

MS0670-E-01
Addr
01H
Addr
02H
PMPLL: PLL Power Management
MCKO: Master Clock Output Enable
M/S: Master / Slave Mode Select
PMHPR: Headphone-Amp Rch Power Management
PMHPL: Headphone-Amp Lch Power Management
HPMTN: Headphone-Amp Mute Control
HPZ: Headphone-Amp Pull-down Control
MGAIN1-0: MIC-Amp Gain Control
PMMP: MPWR pin Power Management
DACL: Switch Control from DAC to Line Output
0: EXT Mode and Power-Down (default)
1: PLL Mode and Power-up
0: Disable: MCKO pin = “L” (default)
1: Enable: Output frequency is selected by PS1-0 bits.
0: Slave Mode (default)
1: Master Mode
0: Power-down (default)
1: Power-up
0: Power-down (default)
1: Power-up
0: Mute (default)
1: Normal operation
0: Shorted to GND (default)
1: Pulled-down by 200kΩ (typ)
MGAIN1 bit is D5 bit of 03H.
0: Power-down: Hi-Z (default)
1: Power-up
0: OFF (default)
1: ON
When PMLO bit is “1”, DACL bit is enabled. When PMLO bit is “0”, the LOUT/ROUT pins go to VSS1.
Register Name
Power Management 2
Register Name
Signal Select 1
Default
Default
HPZ
D7
0
D7
0
0
(Table
HPMTN
D6
0
23)
D6
0
0
PMHPL
- 83 -
D5
0
D5
0
0
PMHPR
DACL
D4
0
D4
0
M/S
D3
D3
0
0
0
PMMP
D2
D2
0
0
0
MCKO
D1
D1
0
0
0
[AK4673]
MGAIN0
2007/10
PMPLL
D0
1
D0
0