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IC BLOCK DIAGRAM & DESCRIPTION
IC550 AD1839AAS(DAC)
39
1
AAUXDATA3
44
DLRCLK
37
DBCLK
38
DBDATA1
41
DBDATA2
42
DBDATA3
43
DAUXDATA
44
ADCLP
21
-
ADC
ADCLN
20
ADCRP
23
-
ADC
ADCRN
22
Pin Number
1,39
2
3
4
5,10,16,24,30,34
6,8,12,14,25,
27,31-33
7,13,26
9,15,28
11,19.29
17
18
20
21
22
23
35
36
37
38
40,52
41-43
44
45
46
47
48
49
50
51
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48
46
45
49
BERIAL DATA
I/O PORT
DIGITAL
FILTER
DIGITAL
FILTER
40
52
Mnemonic
I/O
Description
DVDD
Digital Power Supply. Connect to digital 5V supply.
CLATCH
I
Latch Input for Control Data.
CIN
I
Scrial Control Input.
PD/RST
I
Power-Down/Reset.
AGND
Analog Ground.
NC
Not Connected.
OUTLx
O
DACx Right Channel Negative Output.
OUTRx
O
DACx Rigiht Channel Positive Output.
AVDD
Analog Power Supply. Connect to analog 5V supply.
FILTD
Filter Capacitor Connection. Recommended 10?F/100nF.
FILTR
Reference Filter Capacitor Connection. Recommended 10?F/100nF.
ADCLN
I
ADC Left Channel Negative Input.
ADCLP
I
ADC Left Channel Positive Input.
ADCRN
I
ADC Right Channel Negative Input.
ADCRP
I
ADC Right Channel Positive Input.
M/S
I
ADC Master/Slave Positive Input.
DAUXDATA
O
Auxiliary DAC Output Data.
DLRCLK
I/O
DAC LR Clock.
DBCLK
I/O
DAC Bit Clock.
DGND
Digital Ground.
DSDATAx
I
DACx Input Data (Left and Right Channels).
AAUXDATA3
I
Auxiliary ADC3 Digital Input.
ABCLK
I/O
ADC Bit Clock.
ARLCLK
I/O
ADC LR Clock.
MCLK
I
Master Clock Input.
ODVDD
Digital Output Driver Power Supply.
ASDATA
O
ADC Serial Data Output.
COUT
O
Output for Control Data.
CCLK
I
Control Clock Input for Control Data.
51
2
3
50
CONTROL PORT
CLOCK
VOLUME
DIGITAL
FILTER
VOLUME
VOLUME
DIGITAL
FILTER
VOLUME
VOLUME
DIGITAL
FILTER
VOLUME
5,10,16,24,30,34
- 41 -
47
4
35 11,19,29
7
OUTL1
-
DAC
9
13 OUTL2
-
DAC
15
26
-
DAC
28
17
V
18
Rer
OUTR1
OUTR2
OUTL3
OUTR3
FILTD
FILTR
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