參數(shù)資料
型號: ADS1226IRGVTG4
廠商: Analog Devices, Inc.
英文描述: 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator
中文描述: 24位模擬數(shù)字轉(zhuǎn)換器與單和雙通道差分輸入和內(nèi)部振蕩器
文件頁數(shù): 20/24頁
文件大?。?/td> 398K
代理商: ADS1226IRGVTG4
www.ti.com
DRDY/DOUT
SCLK
START Tied High
SCLK
START Tied High
START Tied High
23
22
21
0
MSB
LSB
1
24
DRDY/DOUT
23
22
21
0
1
24
25
DRDY/DOUT
SCLK
Data Ready
After Calibration
23
22
21
0
1
24
25
26
Begin Calibration
(a) Data Retrieval
(b) Data Retrieval with
/DOUT Forced High Afterwards
DRDY
(c) Self-Calibration
(d) Single Conversions with START Pulse
DRDY/DOUT
START
SCLK
22
21
20
23
1
ADS1225
ADS1226
SBAS346–MAY 2006
Figure 34. Summary of Serial Interface Waveforms
Table 7. Digital Pin Operations
INPUT
DIGITAL PIN
START
BUFEN
MUX (ADS1226 only)
TEMPEN
MODE
PIN NO.
1
4
5
6
7
0
1
Shutdown Mode
Buffer Off
AINP1 – AINN1 Input
Temperature Sensor Off
High-Resolution Mode
Start Conversion
Buffer On
AINP2 – AINN2 Input
Temperature Sensor On
High-Speed Mode
20
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