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ASDATA2 Folha de dados(PDF) 10 Page - Analog Devices

Nome de Peças ASDATA2
Descrição Electrónicos  4 ADC/8 DAC with PLL, 192 kHz, 24-Bit Codec
PDF  32 Pages
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Fabricante Electrônico  AD [Analog Devices]
Página de início  http://www.analog.com
Logo AD - Analog Devices

ASDATA2 Folha de dados(HTML) 10 Page - Analog Devices

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AD1939
Data Sheet
Rev. E | Page 10 of 32
Pin No.
In/Out
Mnemonic
Description
23
I
VSUPPLY
5 V Input to Regulator, Emitter of Pass Transistor.
24
I
VSENSE
3.3 V Output of Regulator, Collector of Pass Transistor.
25
O
VDRIVE
Drive for Base of Pass Transistor.
26
I/O
ASDATA2
ADC Serial Data Output 2. Data Output from ADC2/TDM ADC data in/AUX DAC1 data
out (to external DAC1).
27
O
ASDATA1
ADC Serial Data Output 1. Data Output from ADC1/TDM ADC data out/TDM data out.
28
I/O
ABCLK
Bit Clock for ADCs.
29
I/O
ALRCLK
LR Clock for ADCs.
30
I
CIN
Control Data Input (SPI).
31
I/O
COUT
Control Data Output (SPI).
32
I
DVDD
Digital Power Supply. Connect to digital 3.3 V supply.
33
I
DGND
Digital Ground.
34
I
CCLK
Control Clock Input (SPI).
35
I
CLATCH
Latch Input for Control Data (SPI).
36
O
OL1P
DAC 1 Left Positive Output.
37
O
OL1N
DAC 1 Left Negative Output.
38
O
OR1P
DAC 1 Right Positive Output.
39
O
OR1N
DAC 1 Right Negative Output.
40
O
OL2P
DAC 2 Left Positive Output.
41
O
OL2N
DAC 2 Left Negative Output.
42
O
OR2P
DAC 2 Right Positive Output.
43
O
OR2N
DAC 2 Right Negative Output.
44
I
AGND
Analog Ground.
45
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
46
I
AGND
Analog Ground.
47
O
FILTR
Voltage Reference Filter Capacitor Connection. Bypass with 10 µF||100 nF to AGND.
48
I
AGND
Analog Ground.
49
NC
No Connect.
50
NC
No Connect.
51
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
52
O
CM
Common-Mode Reference Filter Capacitor Connection. Bypass with
47 µF||100 nF to AGND.
53
I
ADC1LP
ADC1 Left Positive Input.
54
I
ADC1LN
ADC1 Left Negative Input.
55
I
ADC1RP
ADC1 Right Positive Input.
56
I
ADC1RN
ADC1 Right Negative Input.
57
I
ADC2LP
ADC2 Left Positive Input.
58
I
ADC2LN
ADC2 Left Negative Input.
59
I
ADC2RP
ADC2 Right Positive Input.
60
I
ADC2RN
ADC2 Right Negative Input.
61
O
LF
PLL Loop Filter, Return to AVDD.
62
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
63
NC
No Connect.
64
NC
No Connect.



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