AK4564 Datasheet, PDF (3/48 Pages) Asahi Kasei Microsystems – 16BIT CODEC WITH BUILT-IN ALC AND MIC/HP/SPK-AMP

ASAHI KASEI
[AK4564]
PIN/FUNCTION
No. Pin Name
I/O
FUNCTION
Power Supply
5 SVDD
- Speaker Amp Power Supply Pin, +3.0V
6 SVSS
- Speaker Amp Ground Pin
15 DVDD
- Digital Power Supply Pin, +2.8V
16 DVSS
- Digital Ground Pin
28 HVDD
- Headphone-Amp, LINEOUT Power Supply Pin, +4.5V
30 HVCM
O Headphone-Amp, LINEOUT Common Voltage Output Pin, 0.5 x HVDD
31 AVSS
- Analog Ground Pin
32 AVDD
- Analog Power Supply Pin, +2.8V
33 VCOM
O Common Voltage Output Pin, 0.5 x AVDD
41 MVSS
- MIC Amp Ground Pin
42 MVDD
- MIC Amp Power Supply Pin, +2.8V
43 MPWR
O MIC Power Supply Pin, 1.6V@MVDD=2.8V, Idd=3mA(max)
44 MRF
O MIC Power Supply Ripple Filter Pin
Operation Clock
7 BCLK
I Audio Serial Data Clock Pin
8 MCLK
I Master Clock Input Pin
9 LRCK
I Input/Output Channel Clock Pin
13 SDTI
I Audio Serial Data Input Pin
14 SDTO
O Audio Serial Data Output Pin
MIC Block
37 PREOR
O Rch Pre-Amp Output Pin
38 PRENR
I Rch Pre-Amp Negative Input Pin
39 EXTR
I Lch External MIC Input Pin
40 INTR
I Rch Internal MIC Input Pin
45 INTL
I Lch Internal MIC Input Pin
46 EXTL
I Rch External MIC Input Pin
47 PRENL
I Lch Pre-Amp Negative Input Pin
48 PREOL
O Lch Pre-Amp Output Pin
Control Data Interface
10 CDTI
I Control Data Input Pin
11 CSN
I Chip Select Pin
12 CCLK
I Control Clock Input Pin
ADC Block
17 LIN1
I Lch Line #1 Input Pin
19 RIN1
I Rch Line #1 Input Pin
21 LIN2
I Lch Line #2 Input Pin
23 RIN2
I Rch Line #2 Input Pin
DAC Block
18 LOUT1
O Lch Line #1 Output Pin
20 ROUT1
O Rch Line #1 Output Pin
22 LOUT2
O Lch Line #2 Output Pin
24 ROUT2
O Rch Line #2 Output Pin
NOTE: All digital input pins must not be left floating.
MS0140-E-01
-3-
2002/07