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AK4519VF-X (IC480) : A / D.D / A converter
1.Pin layout
1
2
3
4
5
6
7
8
9
10
11
12
2.Block diagram
AINL
VCML
AINR
VCMR
VRAD
ARDV
VCOM
AOUTL
AOUTR
3.Pin Function
Pin
Symbol I/O
Function
NO.
1
VRDA
I
Voltage Reference Input Pin for DAC, VA
2
VRAD
I
Voltage Reference Input Pin for ADC, VA
3
AINR
I
RCH Analog Input Pin
4
VCMR
O
Rch Common Voltage Output Pin, 0.45xVA
Lch Common Voltage Output Pin, 0.45xVA
5
VCML
O
6
AINL
I
Lch Analog Input Pin
7
PWAD
I
ADC Power-Down Mode Pin "L":Power Down
8
PWDA
I
DAC Power-Down Mode Pin "L":Power Down
9
MCLK
I
Master Clock Input Pin
10
LRCK
I
Input/Output Channel Clock Pin
11
SCLK
I
Audio Serial Data Clock Pin
12
SDTO
O
Audio Serial Data Output Pin
13
DGND
-
Digital Ground Pin
14
VD
-
Digital Power Supply Pin
15
SDTI
I
Audio Serial Data Input Pin
16
CMODE
I
Master Clock Select Pin
17
DEM1
I
De-emphasis Frequency Select Pin
18
DEM0
I
De-emphasis Frequency Select Pin
19
AOUTL
O
Lch Analog Output Pin
20
AOUTR
O
Rch Analog Output Pin
21
VCOM
O
Common Voltage Output Pin, 0.45xVA
22
AGND
-
Analog Ground Pin
23
VB
-
Substrate Pin
24
VA
-
Analog Power Supply Pin
24
23
22
21
20
19
18
17
16
15
14
13
VA AGND VB VD DGND
Decimation
Modulator
Filter
Decimation
Modulator
Filter
Common Voltage
8x
LPF
Modulator
Interpolator
8x
LPF
Modulator
Interpolator
PWAD PWDA
Clock
MCLK
CMODE
Divider
LRCK
SCLK
Serial I/O
SDTO
Interface
SDTI
UX-A10DVD
1-51
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