AD1928 Просмотр технического описания (PDF) - Analog Devices

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AD1928

2 ADC/8 DAC with PLL, 192 kHz, 24-Bit Codec

Analog Devices 

AD1928

Pin No.

28

29

30

31

32

33

34

35

36

37

38

39 to 42

43

44

45

46

47

48

Input/Output

O

O

O

O

I

I

I

O

I

I

O

I

I

I

I

I

O

I

Mnemonic

OL1

OR1

OL2

OR2

AGND

AVDD

AGND

FILTR

AGND

AVDD

CM

NC

ADC1LP

ADC1LN

ADC1RP

ADC1RN

LF

AVDD

Description

DAC Left 1 Output.

DAC Right 1 Output.

DAC Left 2 Output.

DAC Right 2 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.

No Connect. Must be tied to common mode, Pin 38. Alternately, ac-coupled to ground.

ADC Left 1 Positive Input.

ADC Left 1 Negative Input.

ADC Right 1 Positive Input.

ADC Right 1 Negative Input.

PLL Loop Filter. Return to AVDD.

Analog Power Supply. Connect to analog 3.3 V supply.

Rev. 0 | Page 10 of 32

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