參數(shù)資料
型號: ADS1256
英文描述: Very Low Noise, 24-Bit Analog-to-Digital Converter
中文描述: 極低噪聲,24位模擬數(shù)字轉(zhuǎn)換器
文件頁數(shù): 8/39頁
文件大?。?/td> 427K
代理商: ADS1256
SBAS288D JUNE 2003 REVISED AUGUST 2004
www.ti.com
8
TYPICAL CHARACTERISTICS
TA = +25
°
C, AVDD = 5V, DVDD = 1.8V, fCLKIN = 7.68MHz, PGA = 1, and VREF = 2.5V, unless otherwise noted.
OFFSET DRIFT HISTOGRAM
PGA = 1
90 Units from 3 Production Lots
Offset Drift (nV/ C)
25
20
15
10
5
0
P
5
4
4
3
3
2
2
1
1
5
0
5
1
1
2
2
3
3
4
4
5
OFFSET DRIFT HISTOGRAM
90 Units from 3 Production Lots
Offset Drift (nV/ C)
30
25
20
15
10
5
0
P
2
1
1
1
1
1
8
6
4
2
0
2
4
6
8
1
1
1
1
1
2
PGA = 64
GAIN ERROR HISTOGRAM
90 Units from 3 Production Lots
Gain Error (%)
30
25
20
15
10
5
0
P
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PGA = 1
GAIN ERROR HISTOGRAM
90 Units from 3 Production Lots
Gain Error (%)
25
20
15
10
5
0
P
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PGA = 64
GAIN DRIFT HISTOGRAM
90 Units from 3 Production Lots
Gain Drift (ppm/ C)
25
20
15
10
5
0
P
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
2
PGA = 1
GAIN DRIFT HISTOGRAM
90 Units from 3 Production Lots
Gain Drift (ppm/ C)
25
20
15
10
5
0
P
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
2
PGA = 64
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