ASAHI KASEI
AKM CONFIDENTIAL
[AK4561]
Control Data Interface
33 CCLK
34
CS
35 CDTI
ALC Block
7 MIC_IN_L
38 RIN
40 LIN
43 MIC_IN_R
DAC
11 ROUT2
13 LOUT2
39 ROUT1
41 LOUT1
Analog Volume
12 OPGR
14 OPGL
Headphone Amp
8 HVCM
9 HPL
10 HPR
Mixer Amp
16 MOUT
Other Functions
15 BEEP
21 TEST
27 COMP
31
PD
32 REC_MUTE
36 MUTE
59 VTH
I
I
I
I
I
I
I
O
O
O
O
I
I
O
O
O
O
I
O
O
I
I
I
I
Control Clock Input Pin
Chip Select Pin
Control Data Input Pin
Lch MIC Input Pin
Rch Line Input Pin
Lch Line Input Pin
Rch MIC Input Pin
Rch #2 Line Output Pin, -5.5dBV@VA=2.8V
Lch #2 Line Output Pin, -5.5dBV@VA=2.8V
Rch #1 Line Output Pin, +2dBV@VA=2.8V, VOL=+7.5dB
Lch #1 Line Output Pin, +2dBV@VA=2.8V, VOL=+7.5dB
Rch Analog Volume Input Pin
Lch Analog Volume Input Pin
Headphone-Amp Common Voltage Output Pin
Lch Headphone-Amp Output Pin
Rch Headphone-Amp Output Pin
Mixing Analog Output Pin
Beep Signal Input Pin
Test pin
Comparator Output Pin
Power Down & Reset Pin, “L”: Power-down & Reset, “H”: Normal operation
Rec Mute Pin, “L”: Normal Operation, “H”: ADC Output Data Mute
Mute Pin, “L”: Normal Operation, “H”: Mute
Comparator Threshold Voltage Input Pin
Note: All input pins should not be left floating.
Rev. 0.9
-5-
2000/09
AKM [ ASAHI KASEI MICROSYSTEMS ]
