AK4541VQ Asahi Kasei Microsystems, AK4541VQ Datasheet - Page 22

• Manufacturer Part Number: AK4541VQ
• Description: AC97 Rev 2.1 Multimedia Audio CODEC
• Manufacturer: Asahi Kasei Microsystems

LINE_IN_
LINE_IN_R
PC_BEEP
VIDEO_L
VIDEO_R
CD_GND
PHONE
AUX_L
AUX_R
CD_R
CD_L
MIC1
MIC2
[ASAHI KASEI]
<M0047-E-01>
AK4541 Block Diagram
Mux
(20[8])
Vref
Voltage Reference
PD 26[11]
20dB
(0E[6])
VRADDA
AVdd1
PC_VOL (0A[4:1])
GAIN (0C[5:0])
GAIN(10[12:8])
GAIN (10[4:0])
GAIN (12[12:8])
GAIN (12[4:0])
GAIN (14[12:8])
GAIN (14[4:0])
GAIN (16[12:8])
GAIN (16[4:0])
GAIN (0E[5:0])
AVss1
AVdd2
Mute(0A[15])
Mute(0C[15])
Mute(10[15])
Mute(10[15])
Mute(12[15])
Mute(12[15])
Mute(14[15])
Mute(14[15])
Mute(16[15])
Mute(16[15])
Mute(0E[15])
Avss2
- 22 -
TEST2
1A[10:8]
Mux
PD 26[8]
PD 26[10]
Mixer
<Left>
(L)
TEST3
AK4541
PD 26[10]
Mixer
<Right>
TEST1
(R)
1A[2:0]
PD 26[8]
Mux
1/2
Mixer
PD 26[10]
PD 26[13]
XTL_IN
Mixer
PD 26[10]
1/2
Mixer
(L)
1/2
PD 26[10]
POP 20[15]
Mixer
(R)
XTL_OUT
PD 26[13]
Mute(18[15])
Mute(18[15])
22[1:0]
3Dcap
3D
GAIN
1C[11:8]
GAIN
1C[3:0]
Mux
AFILT2
20[9]
Mixer
Mixer
GAIN (18[12:8])
GAIN (18[4:0])
Mute
1C[15]
Mute
1C[15]
Mono Volume
06[5:0]
AFILT1
PD 26[14]
3D 20[13]
3D 20[13]
Mux
Mux
DVss1
ADC.L
ADC.R
PD 26[8]
Master Volume
02[13:8]
Master Volume
02[5:0]
DAC.L
DAC.R
LNLVL Volume
04[5:0]
PD 26[9]
LNLVD Volume
04[13:8]
DVdd1
20[7]
DVss2
Mute
04[15]
Mute
04[15]
Mute
02[15]
Mute
02[15]
20[7]
Mute
06[15]
PD 26[16]
DVdd2
Registers
AC’97
Digital
Interface
RESET#
RESET#
Mux
Mux
SYNC
BIT_CLK
SDATA_OUT
SDATA_IN
RESET#
EAPD
Codec ID0#
LNLVL_OUT_L
LNLVL_OUT_R
LINE_OUT_L
LINE_OUT_R
MONO_OUT
Codec ID1#
[AK4541]
1999/01