参数资料
型号: ADS1259BIPWR
厂商: Texas Instruments
文件页数: 2/48页
文件大小: 0K
描述: IC ADC 24BIT SPI 14KSPS 20TSSOP
标准包装: 2,000
位数: 24
采样率(每秒): 14k
数据接口: 串行,SPI?
转换器数目: 1
电压电源: 模拟和数字,双 ±
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 带卷 (TR)
输入数目和类型: 2 个单端,单极;2 个单端,双极;1 个差分,单极;1 个差分,双极
140
120
100
80
60
40
20
0
Power-SupplyandCommon-ModeFrequency(Hz)
PSRandCMR(dB)
1M
10
100
1k
10k
100k
CMR
DVDD
AVDD,AVSS
DVDD
CMR
AVDD
AVSS
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
Temperature( C)
°
P
ower
-SupplyCurrent(mA)
125
DVDD
-
55
-
35
-
15
5
25
45
65
85
105
AVDD,AVSS(InternalReferenceOn)
2.501
2.500
2.499
2.498
2.497
2.496
Temperature( C)
°
InternalReferenceV
oltage(V)
125
-
50
-
25
0
25
50
75
100
ADS1259B
2.504
2.502
2.500
2.498
2.496
2.494
Temperature( C)
°
InternalReferenceV
oltage(V)
125
-55
-35
-15
5
25
45
65
85
105
ADS1259
2.0
1.6
1.2
0.8
0.4
0
0.4
0.8
1.2
1.6
2.0
-
Temperature( C)
°
ThresholdError(%)
125
-55
-35
-15
5
25
45
65
85
105
5Units
18
16
14
12
10
8
6
4
2
0
ThresholdError(%)
Occurrences
2.0
Relativeto 105%
30Units
±
0.4
0
-
0.4
-
0.8
-
1.2
-
1.6
-
2.0
-
1.8
-
1.4
-
1.0
-
0.6
-
0.2
0.6
1.0
1.4
1.8
0.8
1.2
1.6
SBAS424D
– JUNE 2009 – REVISED AUGUST 2011
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, AVDD = +2.5V, AVSS = –2.5V, DVDD = 3.3V, VREF = 2.5V, VREFN = AVSS, fCLK = 7.3728MHz, and
fDATA = 60SPS, unless otherwise noted.
POWER-SUPPLY AND COMMON-MODE REJECTION vs
FREQUENCY
POWER-SUPPLY CURRENT vs TEMPERATURE
Figure 20.
Figure 21.
INTERNAL REFERENCE VOLTAGE vs TEMPERATURE
Figure 22.
Figure 23.
OUT-OF-RANGE THRESHOLD DISTRIBUTION
HISTOGRAM
OUT-OF-RANGE THRESHOLD vs TEMPERATURE
Figure 24.
Figure 25.
10
Copyright
2009–2011, Texas Instruments Incorporated
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