XTR101AU/1K

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Conditioning
• Characteristics: High Accuracy, Low Drift, Programmable Gain, Precision Voltage Reference
• Package: SOIC-16
• Essence: Analog Front-End for Sensor Signal Conditioning
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: ±5V to ±18V
• Input Offset Voltage: ±150µV (maximum)
• Input Offset Drift: ±1.5µV/°C (maximum)
• Input Bias Current: ±10nA (maximum)
• Common-Mode Rejection Ratio: 120dB (typical)
• Gain Range: 1 to 1000 (programmable)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The XTR101AU/1K has a total of 16 pins arranged as follows:

1. VREF: Precision Voltage Reference Output
2. IN+: Non-Inverting Input
3. IN-: Inverting Input
4. RG: Gain Programming Resistor
5. GND: Ground
6. OUT: Amplifier Output
7. NC: No Connection
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. VS+: Positive Supply Voltage
15. VS-: Negative Supply Voltage
16. NC: No Connection

Functional Features

• High precision signal conditioning for sensor applications
• Programmable gain allows flexibility in amplification
• Low drift ensures accurate measurements over time
• Wide supply voltage range for compatibility with various systems
• High common-mode rejection ratio minimizes noise interference

Advantages and Disadvantages

Advantages: - High accuracy and low drift ensure precise measurements - Programmable gain allows customization for different sensor outputs - Wide operating temperature range enables use in extreme conditions - Excellent common-mode rejection ratio reduces noise impact

Disadvantages: - Limited quantity per reel (2500 units) - Requires external gain programming resistor

Working Principles

The XTR101AU/1K is an analog front-end IC designed for signal conditioning in sensor applications. It consists of a precision amplifier, a programmable gain stage, and a precision voltage reference. The non-inverting and inverting inputs allow the user to connect the sensor output, while the gain programming resistor sets the desired amplification level. The amplified signal is then available at the output pin. The IC operates on a dual power supply and provides high accuracy and low drift over a wide temperature range.

Detailed Application Field Plans

The XTR101AU/1K is suitable for a variety of applications, including:

1. Industrial Process Control: Provides accurate signal conditioning for pressure, temperature, and flow sensors in manufacturing processes.
2. Medical Instrumentation: Enables precise measurement of vital signs such as blood pressure and temperature.
3. Environmental Monitoring: Facilitates the conditioning of sensor signals for air quality, humidity, and gas detection.
4. Automotive Systems: Supports sensor signal conditioning for engine control, fuel efficiency, and safety systems.
5. Energy Management: Allows accurate monitoring and control of energy consumption in smart grid systems.

Detailed and Complete Alternative Models

1. XTR105P: Similar functionality with a different package (DIP-16).
2. XTR116U: Offers additional features like current sensing capability.
3. XTR117U: Provides loop-powered 4-20mA transmitter functionality.

These alternative models offer similar signal conditioning capabilities with slight variations in package type, additional features, or specific application focus.

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