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AD620 Low Power Instrumentation Amplifier Datasheet
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Features
- Easy To Use
- - Gain Set with One External Resistor (Gain Range 1 to 1000)
- - Wide Power Supply Range (±2.3V to ±18V)
- - Higher Performance than Three Op Amp IA Design
- - Low Power 1.3mA max Supply Current
- Excellent DC Performance ("B Grade")
- - 50 µV max, Input Offset Voltage
- - 0.6µV/°C max, Input Offset Drift
- - 1.0 nA max, Input Bias Current
- - 100 dB min Common-Mode Rejection Ratio (G=10)
- Low Noise
- - 9 nV/√Hz, @ 1kHz, Input Voltage Noise
- - 0.28 µV p-p Noise (0.1Hz to 10 Hz)
- Excellent AC Specifications
- - 120 kHz Bandwidth (G=100)
- - 15 µs Settling Time to 0.01%
- Applications
- - Weight Scales
- - ECG and Medical Instrumentation
- - Transducer Interface
- - Data Acquisition Systems
- - Industrial Process Controls
- - Battery Powered and Portable Equipment
Pin Layout
Pin Description
| Pin Number | Description |
|---|---|
| 1 | Rg - Resistor Gain Setting |
| 2 | -IN - Inverting Input |
| 3 | +IN - Non-Inverting Input |
| 4 | -Vs - Negative Power Supply |
| 5 | REF - Reference |
| 6 | OUT - Output |
| 7 | +Vs - Positive Power Supply |
| 8 | Rg - Resistor Gain Setting |
Dimensional Drawing
Technical Data
