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MCP3428-E/SL
+Lista de MateriaisIC ADC 16BIT SIGMA-DELTA 14SOIC
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FabricanteTecnologia Microchip
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Peça do Fabricante #MCP3428-E/SL
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Ficha Técnica MCP3428-E/SL DataSheet
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Pacote SOIC-14
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Active |
| NumberofBits | 16 |
| SamplingRate(PerSecond) | 15 |
| NumberofInputs | 4 |
| InputType | Differential |
| DataInterface | I²C |
| Configuration | MUX-PGA-ADC |
| NumberofA/DConverters | 1 |
| Architecture | Sigma-Delta |
| ReferenceType | Internal |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| Features | PGA, Selectable Address |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 14-SOIC |
Visão Geral
Description
The MCP3428 offers selectable conversion speeds, balancing resolution and conversion time, with options for 12, 14, 16, or 18 bits. This flexibility makes it ideal for various applications, including industrial control, portable instrumentation, and data acquisition systems.
The device operates with a low current consumption, enhancing performance in battery-powered applications. It provides built-in calibration for offset and gain, ensuring high accuracy and reliability. The MCP3428 is housed in a compact SOIC package, offering a space-saving solution for designs with limited board space. Overall, the MCP3428-E/SL is a robust and versatile ADC for precise and efficient analog-to-digital conversion tasks.
Equivalent
1. Texas Instruments ADS1015 - 4-channel, 12-bit ADC with I2C interface.
2. Texas Instruments ADS1115 - 4-channel, 16-bit ADC with I2C interface.
3. Analog Devices AD7994 - 4-channel, 12-bit ADC with I2C interface.
4. NXP Semiconductor PCA9536 - 4-channel I/O expander, not an ADC but provides similar I2C interfacing.
Check compatibility for specific use cases.
Features
1. Resolution and Accuracy: It offers 18-bit resolution for precise measurements.
2. Channels: The device supports four differential input channels, allowing for versatile input configurations.
3. Programmable Gain Amplifier (PGA): It includes a built-in PGA with gains of x1, x2, x4, or x8, enhancing the measurement of small signals.
4. I²C Interface: The ADC communicates via an I²C interface, facilitating easy integration into various systems.
5. Conversion Speed: It provides programmable conversion rates, allowing for a trade-off between speed and resolution, with options up to 240 samples per second.
6. Low Power: Optimized for low power consumption, making it suitable for battery-operated devices.
7. Internal Voltage Reference: The device incorporates an internal voltage reference, ensuring reliable and accurate performance.
8. Extended Temperature Range: It operates over a wide temperature range, from -40°C to +125°C, suitable for industrial applications.
Overall, the MCP3428-E/SL is ideal for applications requiring precise data acquisition with minimal noise.
Pinout
1. VDD (Pin 1): Power supply pin.
2. GND (Pin 2): Ground reference pin.
3. SCL (Pin 3): Serial Clock Input for I²C communication.
4. SDA (Pin 4): Serial Data Input/Output for I²C communication.
5. A0 (Pin 5): Address Selection Pin 0; used to configure the I²C address.
6. A1 (Pin 6): Address Selection Pin 1; used to configure the I²C address.
7. AIN1 (Pin 7): Analog Input Channel 1.
8. AIN2 (Pin 8): Analog Input Channel 2.
9. AIN3 (Pin 9): Analog Input Channel 3.
10. AIN4 (Pin 10): Analog Input Channel 4.
These pins allow the MCP3428 to interface with multiple analog signals and communicate with a microcontroller via the I²C protocol, making it suitable for various precision measurement applications.