參數(shù)資料
型號: AD7143ACPZ-1500RL7
廠商: Analog Devices Inc
文件頁數(shù): 30/57頁
文件大小: 0K
描述: IC CTLR PROGRAMMABLE CDC 16LFCSP
標準包裝: 1
類型: 電容數(shù)字轉(zhuǎn)換器
輸入類型: 邏輯
輸出類型: 邏輯
接口: I²C
電流 - 電源: 1mA
安裝類型: 表面貼裝
封裝/外殼: 16-VQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 16-LFCSP-VQ
包裝: 標準包裝
產(chǎn)品目錄頁面: 781 (CN2011-ZH PDF)
其它名稱: AD7143ACPZ-1500RL7DKR
AD7143
Rev. 0 | Page 35 of 56
DETAILED REGISTER DESCRIPTIONS
BANK 1 REGISTERS
All addresses and default values are expressed in hexadecimal format.
Table 16. PWR_CONTROL Register
Address
Data Bit
Default
Type
Name
Description
[1:0]
0
R/W
POWER_MODE
Operating modes
00 = full power mode (normal operation, CDC conversions
approximately every 25 ms)
01 = full shutdown mode (no CDC conversions)
10 = low power mode (automatic wake-up operation)
11 = full shutdown mode (no CDC conversions)
[3:2]
0
LP_CONV_DELAY
Low power mode conversion delay
00 = 200 ms
01 = 400 ms
10 = 600 ms
11 = 800 ms
[7:4]
0
SEQUENCE_STAGE_NUM
Number of stages in sequence (N + 1)
0000 = 1 conversion stage in sequence
0001 = 2 conversion stages in sequence
……
Maximum value = 1011 = 12 conversion stages per sequence
[9:8]
0
DECIMATION
ADC decimation factor
00 = decimate by 256
01 = decimate by 128
10 = do not use this setting
11 = do not use this setting
[10]
0
SW_RESET
Software reset control (self-clearing)
1 = resets all registers to default values
[11]
0
INT_POL
Interrupt polarity control
0 = active low
1 = active high
[12]
0
EXCITATION_SOURCE
Excitation source control for Pin 15
0 = enable output
1 = disable output
[13]
0
Unused
Set unused register bits = 0
0x000
[15:14]
0
CDC_BIAS
CDC bias current control
00 = normal operation
01 = normal operation + 20%
10 = normal operation + 35%
11 = normal operation + 50%
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