参数资料
型号: ADR421ARMZ-REEL7
厂商: Analog Devices Inc
文件页数: 13/24页
文件大小: 0K
描述: IC VREF SERIES PREC 2.5V 8-MSOP
设计资源: 40 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5380 (CN0007)
40 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5381 (CN0010)
32 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5382 (CN0011)
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8 to 16 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5390/1/2 (CN0029)
High Precision Digital-to-Analog Conversion Using the 16-Bit AD5542/1, ADR421, and AD8628 (CN0079)
16 Channels of Programmable Output Span Using AD5360 (CN0131)
Layout Considerations for an Expandable Multichannel Simultaneous Sampling Data Acquisition System Based on AD7606 (CN0148)
40 Channels of Programmable Output Span Using AD5371 (CN0149)
Software Calibrated, 1 MHz to 8 GHz, 70 dB RF Power Measurement System Using AD8318 (CN0150)
How to Achieve High Precision Voltage Level Setting Using AD5541A/42A (CN0169)
标准包装: 1,000
系列: XFET®
基准类型: 串联,精度
输出电压: 2.5V
容差: ±0.12%
温度系数: 10ppm/°C
输入电压: 4.5 V ~ 18 V
通道数: 1
电流 - 静态: 500µA
电流 - 输出: 10mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-MSOP
包装: 带卷 (TR)
Data Sheet
2.5
2.0
–40°C
ADR420/ADR421/ADR423/ADR425
1.5
+25°C
+125°C
1.0
0.5
0
0
1
2
3
4
5
TIME (1s/DIV)
LOAD CURRENT (mA)
2.5
2.0
1.5
1.0
0.5
0
Figure 21. ADR423 Minimum Input/Output Voltage
Differential vs. Load Current
–40°C
+25°C
+125°C
Figure 24. ADR421 Typical Noise Voltage 0.1 Hz to 10 Hz
0
1
2
3
4
5
TIME (1s/DIV)
LOAD CURRENT (mA)
Figure 22. ADR425 Minimum Input/Output Voltage
Differential vs. Load Current
Figure 25. Typical Noise Voltage 10 Hz to 10 kHz
30
TEMPERATURE
SAMPLE SIZE – 160
1k
+25°C –40°C
+125°C +25°C
25
20
ADR425
ADR423
15
100
10
5
ADR420
ADR421
0
10
10
100
1k
10k
DEVIATION (ppm)
Figure 23. ADR421 Typical Hysteresis
Rev. J | Page 13 of 24
FREQUENCY (Hz)
Figure 26. Voltage Noise Density vs. Frequency
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