AK4561 Datasheet, PDF (5/48 Pages) Asahi Kasei Microsystems – 16bit CODEC with built-in ALC and MIC/HP-Amp

ASAHI KASEI
AKM CONFIDENTIAL
[AK4561]
Control Data Interface
33 CCLK
I Control Clock Input Pin
34 CS
I Chip Select Pin
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
I Control Data Input Pin
I Lch MIC Input Pin
I Rch Line Input Pin
I Lch Line Input Pin
I Rch MIC Input Pin
O Rch #2 Line Output Pin, -5.5dBV@VA=2.8V
O Lch #2 Line Output Pin, -5.5dBV@VA=2.8V
O Rch #1 Line Output Pin, +2dBV@VA=2.8V, VOL=+7.5dB
O Lch #1 Line Output Pin, +2dBV@VA=2.8V, VOL=+7.5dB
I Rch Analog Volume Input Pin
I Lch Analog Volume Input Pin
O Headphone-Amp Common Voltage Output Pin
O Lch Headphone-Amp Output Pin
O Rch Headphone-Amp Output Pin
O Mixing Analog Output Pin
I Beep Signal Input Pin
O Test pin
O Comparator Output Pin
31 PD
I Power Down & Reset Pin, “L”: Power-down & Reset, “H”: Normal operation
32 REC_MUTE
36 MUTE
59 VTH
I Rec Mute Pin, “L”: Normal Operation, “H”: ADC Output Data Mute
I Mute Pin, “L”: Normal Operation, “H”: Mute
I Comparator Threshold Voltage Input Pin
Note: All input pins should not be left floating.
Rev. 0.9
2000/09
-5-