參數(shù)資料
型號: ADS1191IPBSR
廠商: Texas Instruments
文件頁數(shù): 31/67頁
文件大?。?/td> 0K
描述: IC AFE 16BIT 8KSPS 1CH 32TQFP
標準包裝: 1,000
位數(shù): 16
通道數(shù): 1
電壓 - 電源,模擬: 2.7 V ~ 5.25 V
電壓 - 電源,數(shù)字: 1.7 V ~ 3.6 V
封裝/外殼: 32-TQFP
供應(yīng)商設(shè)備封裝: 32-TQFP(5x5)
包裝: 帶卷 (TR)
SBAS566A – DECEMBER 2011 – REVISED SEPTEMBER 2012
CONFIG1: Configuration Register 1
Address = 01h
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
SINGLE_SHOT
0
DR2
DR1
DR0
Configuration Register 1 configures each ADC channel sample rate.
Bit 7
SINGLE_SHOT: Single-shot conversion
This bit sets the conversion mode
0 = Continuous conversion mode (default)
1 = Single-shot mode
Bits[6:3]
Must be set to '0'
Bits[2:0]
DR[2:0]: Channel oversampling ratio
These bits determine the oversampling ratio of both channel 1 and channel 2.
BIT
OVERSAMPLING RATIO
DATA RATE(1)
000
fMOD/1024
125 SPS
001
fMOD/512
250 SPS
010
fMOD/256
500 SPS (default)
011
fMOD/128
1 kSPS
100
fMOD/64
2 kSPS
101
fMOD/32
4 kSPS
110
fMOD/16
8 kSPS
111
Do not use
(1)
fCLK = 512 kHz and CLK_DIV = 0 or fCLK = 2.048 MHz and CLK_DIV = 1.
Copyright 2011–2012, Texas Instruments Incorporated
37
Product Folder Links: ADS1191 ADS1192
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