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MCP3421A0T-E/CH
+NomenclatureIC ADC 18BIT SIGMA-DELTA SOT23-6
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FabricantTechnologie de micropuce
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Pièce fabricant #MCP3421A0T-E/CH
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Package SOT-23-6
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En stock5261
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| NumberofBits | 18 |
| SamplingRate(PerSecond) | 3.75 |
| NumberofInputs | 1 |
| InputType | Differential |
| DataInterface | I²C |
| Configuration | PGA-ADC |
| NumberofA/DConverters | 1 |
| Architecture | Sigma-Delta |
| ReferenceType | Internal |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| Features | PGA |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | SOT-23-6 |
| SupplierDevicePackage | SOT-23-6 |
Présentation
Description
Key features include adjustable sample rates (up to 240 samples per second) and different gain selections (x1, x2, x4, x8), allowing users to optimize between speed and accuracy. The device includes self-calibration and on-board voltage reference, ensuring consistent performance across various conditions. It is commonly used in applications like sensor data acquisition, portable instrumentation, and industrial process control. The compact 6-pin SOT-23 package and ease of integration make the MCP3421A0T-E/CH ideal for space-constrained and battery-operated designs.
Equivalent
Features
Key features include:
1. Wide Supply Voltage Range: Operates from 2.7V to 5.5V, making it versatile for various applications.
2. Adjustable Data Rate: Offers user-selectable data rates of 3.75, 15, 60, or 240 samples per second (SPS).
3. Internal Voltage Reference: Includes an accurate internal voltage reference for enhanced measurement stability.
4. Programmable Gain Amplifier (PGA): Features a PGA with gains of 1, 2, 4, or 8, allowing for signal amplification.
5. On-Board Oscillator: Eliminates the need for an external clock source.
6. Low Power Consumption: Designed for battery-powered applications.
The MCP3421A0T-E/CH is used in applications like temperature sensing, bridge sensing, and other precision analog measurements. Its compact size and high performance make it ideal for space-constrained applications.
Pinout
### Pin Count and Functions:
1. Pin 1 (SCL) - Serial Clock Line: Used for clocking data in the I²C bus.
2. Pin 2 (SDA) - Serial Data Line: Used for data communication in the I²C bus.
3. Pin 3 (VSS) - Ground: Connects to the power supply ground.
4. Pin 4 (VIN+) - Positive Input: Non-inverting input for the ADC.
5. Pin 5 (VIN-) - Negative Input: Inverting input for differential measurements.
6. Pin 6 (VDD) - Power Supply: Powers the ADC, typically 2.7V to 5.5V.
The MCP3421A0T-E/CH is commonly used in applications requiring precise measurements due to its high-resolution 18-bit ADC, making it suitable for sensors and instrumentation tasks.
Manufacturer
Application
1. Instrumentation and Measurement: Ideal for scientific and industrial measurement devices requiring high-resolution and accuracy.
2. Temperature Sensing: Used in thermocouple and RTD sensor interfaces for accurate temperature monitoring.
3. Data Acquisition Systems: Suitable for use in systems that collect and process real-world data with minimal signal distortion.
4. Environmental Monitoring: Utilized in devices that measure environmental parameters, such as air quality and moisture levels.
5. Battery Monitoring: Applied in battery management systems for precise monitoring of cell voltages.