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