Type 1 Mnemonic Description 23 I VSUPPLY 5 V Input to Regulator, " />
參數(shù)資料
型號: EVAL-AD1937AZ
廠商: Analog Devices Inc
文件頁數(shù): 4/36頁
文件大?。?/td> 0K
描述: BOARD EVAL FOR AD1937
標準包裝: 1
主要目的: 音頻編解碼器
已用 IC / 零件: AD1937
主要屬性: 24 位,192 kHz,4 ADC: 107dB 動態(tài)范圍,8 DAC: 112dB 動態(tài)范圍
次要屬性: 分時復用(TDM)、I2C 和 SPI 接口,Popguard? 技術(shù)
已供物品:
AD1937
Rev. B | Page 12 of 36
Pin No.
Type 1
Mnemonic
Description
23
I
VSUPPLY
5 V Input to Regulator, Emitter of Pass Transistor.
24
I
VSENSE
Connect 3.3 V Regulator Output, Collector of Pass Transistor, to This Pin.
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. Can be programmed as input or output in all modes.
29
I/O
ALRCLK
Frame Clock for ADCs. Can be programmed as input or output in all modes.
30
I
ADDR0
I2C Address Assignment.
31
I/O
SDA
Control Data Port (I2C).
34
I
SCL
Control Clock Port (I2C).
35
I
ADDR1
I2C Address Assignment.
36
O
DAC1LP
DAC1 Left Positive Output.
37
O
DAC1LN
DAC1 Left Negative Output.
38
O
DAC1RP
DAC1 Right Positive Output.
39
O
DAC1RN
DAC1 Right Negative Output.
40
O
DAC2LP
DAC2 Left Positive Output.
41
O
DAC2LN
DAC2 Left Negative Output.
42
O
DAC2RP
DAC2 Right Positive Output.
43
O
DAC2RN
DAC2 Right Negative Output.
47
O
FILTR
Analog Voltage Reference Filter Capacitor Connection. Bypass with 10 μF||100 nF to AGND.
49, 50, 63, 64
NC
No Connect.
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.
1 I = input, O = output.
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