Datasheet AD8250 (Analog Devices) - 9

制造商Analog Devices
描述10 MHz G = 1, 2, 5, 10 iCMOS Programmable Gain Instrumentation Amplifier
页数 / 页24 / 9 — Data Sheet. AD8250. 150. G = 10. G = 5. 130. 110. G = 2. G = 1. RR ( S. …
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Data Sheet. AD8250. 150. G = 10. G = 5. 130. 110. G = 2. G = 1. RR ( S. 1µV/DIV. 1s/DIV. 100. 10k. 100k. FREQUENCY (Hz). A/ p. ( E. RR (. CURRE. ) V µ. TI ( , R

Data Sheet AD8250 150 G = 10 G = 5 130 110 G = 2 G = 1 RR ( S 1µV/DIV 1s/DIV 100 10k 100k FREQUENCY (Hz) A/ p ( E RR ( CURRE ) V µ TI ( , R

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Data Sheet AD8250 150 G = 10 G = 5 130 110 G = 2 G = 1 B) 90 d RR ( S 70 P 50 30 1µV/DIV 1s/DIV
012
10
06288-
1 10 100 1k 10k 100k 1M
016
FREQUENCY (Hz)
06288- Figure 12. 0.1 Hz to 10 Hz RTI Voltage Noise, G = 10 Figure 15. Positive PSRR vs. Frequency, RTI
18 150 16 130 14 ) G = 10 110 Hz 12 A/ p G = 5 ( E B) 10 90 d IS G = 2 NO RR ( 8 S 70 NT P G = 1 6 50 CURRE 4 30 2
013
0
06288-
10 1 10 100 1k 10k 100k 1 10 100 1k 10k 100k 1M
017
FREQUENCY (Hz) FREQUENCY (Hz)
06288- Figure 13. Current Noise Spectral Density vs. Frequency Figure 16. Negative PSRR vs. Frequency, RTI
10 9 ) V µ 8 TI ( , R 7 GE 6 OLTA 5 T V E 4 OFFS 3 IN GE 2 N A H 1 C 140pA/DIV 1s/DIV
014
0
117 06288-
0.01 0.1 1 10 WARMUP TIME (Minutes)
06288- Figure 14. 0.1 Hz to 10 Hz Current Noise Figure 17. Change in Offset Voltage, RTI vs. Warmup Time Rev. C | Page 9 of 24 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Timing Diagram Absolute Maximum Ratings Maximum Power Dissipation ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Gain Selection Transparent Gain Mode Latched Gain Mode Timing for Latched Gain Mode Power Supply Regulation and Bypassing Input Bias Current Return Path Input Protection Reference Terminal Common-Mode Input Voltage Range Layout Grounding Coupling Noise Common-Mode Rejection RF Interference Driving an ADC Applications Differential Output Setting Gains with a Microcontroller Data Acquisition Outline Dimensions Ordering Guide