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UX-F70MD/UX-F72MD
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
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
VCMR
O
Rch Common Voltage Output Pin, 0.45xVA
4
5
VCML
O
Lch Common Voltage Output Pin, 0.45xVA
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
VD
Digital Power Supply Pin
14
-
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
Analog Power Supply Pin
24
VA
-
1-60
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
LPF
Modulator
LPF
Modulator
PWAD PWDA
Function
Clock
Divider
Serial I/O
Interface
8x
Interpolator
8x
Interpolator
MCLK
CMODE
LRCK
SCLK
SDTO
SDTI
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