AD1837 Analog Devices, AD1837 Datasheet - Page 7

• Manufacturer Part Number: AD1837
• Description: 2 ADC, 8DAC 96 Khz, 24-Bit Sigma Delta Codec
• Manufacturer: Analog Devices

Pin No.
1, 39
2
3
4
5, 10, 16, 24, 30, 35
6, 12, 25, 31
7, 13, 26, 32
8, 14, 27, 33
9, 15, 28, 34
11, 19, 29, 35
17
18
20
21
22
23
36
37
38
40, 52
41–44
45
46
47
48
49
50
51
REV. PrA
Mnemonic
DVDD
CLATCH
CIN
PD/RST
AGND
NC
OUTLx
NC
OUTRx
AVDD
FILTD
FILTR
ADCLP
ADCLN
ADCRP
ADCRN
M/S
DLRCLK
DBCLK
DGND
DSDATAx
ABCLK
ALRCLK
MCLK
ODVDD
ASDATA
COUT
CCLK
PRELIMINARY TECHNICAL DATA
CLATCH
PD/RST
OUTR1
OUTL1
OUTL2
AGND
AGND
DVDD
AVDD
NC
CIN
NC
NC
NC
10
11
12
13
NO CONNECT
1
2
3
4
5
6
7
8
9
14
52
PIN FUNCTION DESCRIPTIONS
Input/
Output
I
I
I
O
O
I
I
I
I
I
I/O
I/O
I
I/O
I/O
I
O
O
I
15
51
16
50
PIN CONFIGURATION
17
49
52-Lead MQFP
18
48
(Not to Scale)
Description
Digital Power Supply. Connect to digital 5 V supply.
Latch Input for Control Data
Serial Control Input
Power Down/Reset
Analog Ground
Not Connected
DACx Left Channel Output
Not Connected
DACx Right Channel Output
Analog Power Supply. Connect to analog 5 V supply.
Filter Capacitor Connection. Recommended 10 µF//100 nF.
Reference Filter Capacitor Connection. Recommended 10 µF//100 nF.
ADC Left Channel Positive Input
ADC Left Channel Negative Input
ADC Right Channel Positive Input
ADC Right Channel Negative Input
ADC Master/Slave Select
DAC LR Clock
DAC Bit Clock
Digital Ground
DACx Input Data (Left and Right Channels)
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
AD1837
TOP VIEW
19
47
(S-52)
–7–
20
46
21
45
22
44
23
43
24
42
25
41
26
40
32
39
38
37
36
35
34
33
31
30
29
28
27
DVDD
DBCLK
DLRCLK
M/S
AGND
OUTR4
NC
OUTL4
NC
AGND
AVDD
OUTR3
NC
AD1837