ak4561 AKM Semiconductor, Inc., ak4561 Datasheet - Page 4

• Manufacturer Part Number: ak4561
• Description: 16bit Codec With Built-in Alc And Mic/hp-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Note: All input pins should not be left floating.
Rev. 0.9
Power Supply
Operation Clock
MIC Block
No. Pin Name
17 VREF
18 VCOM
19 AGND
20 VA
28 VD
29 DGND
30 VT
37 VCOM_H
42 HVDD
52 MPWR
55 MRF
56 MVCM
57 MVSS
58 MVDD
22 BCLK
23 LRCK
24 MCLK
25 SDTI
26 SDTO
44 HPF_O_R
45 HPF_P2_L
46 HPF_P1_L
47 EQ_O_R
48 EQ_N_R
49 INV_O_L
50 PRE_O_R
51 PRE_N_R
53 EXT_MIC_R
54 INT_MIC_R
60 INT_MIC_L
61 EXT_MIC_L
62 MIC_B
63 PRE_N_L
64 PRE_O_L
1
2
3
4
5
6
INV_O_R
EQ_N_L
EQ_O_L
HPF_P1_L
HPF_P2_L
HPF_O_L
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
-
-
-
-
-
-
-
-
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
ADC, DAC Reference Level, 0.5 x VA
Common Voltage Output Pin, 0.5 x VA
Analog Ground Pin
Analog Power Supply Pin, +2.8V
Digital Power Supply Pin, +2.8V
Digital Ground Pin
Digital I/F Power Supply Pin, +2.8V
LINEOUT Common Voltage Output Pin, 0.5 x HVDD
LINEOUT Power Supply Pin, +4.5V
MIC Power Supply Pin, +2.0V, Idd=3mA(max)
MIC Power Supply Ripple Filter Pin
MIC Block Common Voltage Output Pin, 0.5 X MVDD
MIC Block Ground Pin
MIC Block Power Supply Pin
Audio Serial Data Clock Pin
Input/Output Channel Clock Pin
Master Clock Input Pin
Audio Serial Data Input Pin
Audio Serial Data Output Pin
Rch Inverter-Amp Output Pin
Lch EQ-Amp Negative Input Pin
Lch EQ-Amp Output Pin
Lch HPF-Amp Positive #1 Input Pin
Lch HPF-Amp Positive #2 Input Pin
Lch HPF Output Pin
Rch HPF Output Pin
Lch HPF-Amp Positive #2 Input Pin
Lch HPF-Amp Positive #1 Input Pin
Rch EQ-Amp Output Pin
Rch EQ-Amp Negative Input Pin
Lch Inverter-Amp Output Pin
Rch Pre-Amp Output Pin
Rch Pre-Amp Negative Input Pin
Exteranl MIC Rch Input Pin
Internal MIC Rch Input Pin
Internal MIC Lch Input Pin
External MIC Lch Input Pin
MIC-Amp Bias Pin
Lch Pre-Amp Negative Input Pin
Lch Pre-Amp Output Pin
AKM CONFIDENTIAL
PIN/FUNCTION
- 4 -
Function
[AK4561]
2000/09