AD1934 查看數據表（PDF） - Analog Devices
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AD1934 Datasheet PDF : 28 Pages
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AD1934
Pin No.
26
27
28
29
30
31
32
33
34
35
36
37
38
39 to 46
47
48
In/Out
I
I
O
O
O
O
I
I
I
O
I
I
O
O
I
Mnemonic
CCLK/SCL
CLATCH/ADR1
OL1
OR1
OL2
OR2
AGND
AVDD
AGND
FILTR
AGND
AVDD
CM
NC
LF
AVDD
Description
Control Clock Input (SPI).
Latch Input for Control Data (SPI).
DAC 1 Left Output.
DAC 1 Right Output.
DAC 2 Left Output.
DAC 2 Right Output.
Analog Ground.
Analog Power Supply. Connect to analog 3.3 V supply.
Analog Ground.
Voltage Reference Filter Capacitor Connection. Bypass with 10 μF||100 nF to AGND.
Analog Ground.
Analog Power Supply. Connect to analog 3.3 V supply.
Common-Mode Reference Filter Capacitor Connection. Bypass with 47 μF||100 nF to AGND.
Must Be Tied to Common Mode, Pin 38. Alternately, ac-coupled to ground.
PLL Loop Filter. Return to AVDD.
Analog Power Supply. Connect to analog 3.3 V supply.
Rev. 0 | Page 10 of 28
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