AK4685 AKM [Asahi Kasei Microsystems], AK4685 Datasheet - Page 47

• Manufacturer Part Number: AK4685
• Description: Multi-channel CODEC with Differential Analog I/O
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS1106-E-00
Addr
Addr
Addr
0BH
0CH
10H
PTS2-0: Headphone-Amp Mute ON/OFF Transition Time
HPMTN: Headphone-Amp Mute
MOFF: Soft transition for HPMTN bit change
HPZ: Headphone-Amp Pull-down Control
HPGA4-0: Headphone-Amp Volume Setting
AMTS2-0: Analog Mute Clock Source Control
PTSA: MUTE pin/bit Transition Time Setting
Headphone Control 1
Headphone Control 2
Headphone Control 3
Default
Default
Default
Default: “100”; typ. 16.4ms
0: Mute (default)
1: Normal Output
0: Enable (default)
1: Disable
0: Ground Mode (default)
1: Hi-Z Mode
0: Fixed (PTS2-0 = “011”) (default)
1: Controlled by PTS2-0 bits
Default: 19H; 0dB
Refer
Default: “000”; typ. 10.3ms
Refer
Register Name
Register Name
Register Name
R/W
R/W
R/W
HPL/HPR pins are shorted to VSS3.
HPL/HPR pins are pulled-down by 50kΩ(typ) to VSS5.
Table 19.
Table
22.
PTSA
R/W
RD
RD
D7
D7
D7
0
0
0
0
0
RD
RD
RD
D6
D6
D6
0
0
0
0
0
0
- 47 -
AMTS2 AMTS1 AMTS0
HPZ
R/W
R/W
RD
D5
D5
D5
0
0
0
0
HPGA4 HPGA3 HPGA2 HPGA1 HPGA0
MOFF
R/W
R/W
R/W
D4
D4
D4
0
1
0
HPMTN
R/W
R/W
R/W
D3
D3
D3
0
1
0
PTS2
R/W
R/W
RD
D2
D2
D2
1
0
0
0
PTS1
R/W
R/W
RD
D1
D1
D1
0
0
0
0
[AK4685]
2009/08
PTS0
R/W
R/W
RD
D0
D0
D0
0
1
0
0