AK4213 Datasheet, PDF (33/38 Pages) Asahi Kasei Microsystems – Mono Class-D SPK-Amp with Stereo Cap-less HP-Amp

[AK4213]
Addr
03H
Register Name
Mode Control 0
R/W
Default
D7
D6
THDET
0
RD
RD
0
0
D5
D4
D3
0
BYPE
0
RD
R/W
RD
0
0
0
D2
D1
D0
SD3 SD2 SD1
R/W R/W R/W
0
0
0
SD1: Input mode setting of LIN1/IN1- and RIN1/IN1+ pins
0: Single-ended Mode (default)
1: Differential Mode
SD2: Input mode setting of LIN2/IN2- and RIN2/IN2+ pins
0: Single-ended Mode (default)
1: Differential Mode
SD3: Input mode setting of LIN3/IN3- and RIN3/IN3+ pins
0: Single-ended Mode (default)
1: Differential Mode
BYPE: Bypass Mode Enable
0: Disable (default)
1: Enable
When BYPE bit is changeed from “0” to “1” at PMSPK bit = “1”, the AK4213 changes to Bypass mode
after the speaker amp is powered-down. When BYPE bit is changed from “1” to “0”, SPK-Amp starts
operating according to the setting of PMSPK bit after exiting Bypass mode.
THDET: Thermal Shutdown Detection
0: Normal Operation (default)
1: Thermal Shutdown status
Addr
04H
05H
06H
07H
Register Name
Lch Headphone Mixer
Rch Headphone Mixer
Speaker Mixer
Reserved
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
0 HPLR3 HPLL3 HPLR2 HPLL2 HPLR1 HPLL1
0
0 HPRR3 HPRL3 HPRR2 HPRL2 HPRR1 HPRL1
0
0 SPKR3 SPKL3 SPKR2 SPKL2 SPKR1 SPKL1
0
0
0
0
0
0
0
0
RD
RD R/W R/W R/W R/W R/W R/W
0
0
0
0
0
0
0
0
Input Mixers: (Figure 7)
0: OFF (default)
1: ON
Addr
08H
09H
0AH
0BH
Register Name
Input Volume #1
Input Volume #2
Input Volume #3
Reserved
R/W
Default
D7
R1V3
R2V3
R3V3
0
R/W
1
D6
R1V2
R2V2
R3V2
0
R/W
0
D5
R1V1
R2V1
R3V1
0
R/W
1
D4
R1V0
R2V0
R3V0
0
R/W
0
D3
L1V3
L2V3
L3V3
0
R/W
1
D2
L1V2
L2V2
L3V2
0
R/W
0
D1
L1V1
L2V1
L3V1
0
R/W
1
D0
L1V0
L2V0
L3V0
0
R/W
0
Input Volumes: Default: 0dB (Table 1)
MS0949-E-01
- 33 -
2008/07