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LTC2420CS8
+NomenclatureAnalog to Digital Converters - ADC LTC2420 - 20-Bit - Power No Latency Delta-Sigma ADC in SO-8
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FabricantÉquipement de simulation
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Pièce fabricant #LTC2420CS8
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Fiche technique LTC2420CS8 DataSheet
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En stock9920
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Spécifications
| Attribut | Valeur |
Présentation
Description
This ADC operates from a single 2.7V to 5.5V supply, making it versatile for various applications. It has a simple 3-wire serial interface that is compatible with SPI, simplifying the integration with microcontrollers and other digital systems. The converter also boasts a low power consumption of around 200µA during active conversion, with a shutdown mode that reduces power significantly.
With an integrated oscillator, it does not require any external clock, further simplifying its use. The LTC2420CS8 is suitable for low-frequency measurement applications, including temperature sensors, pressure sensors, and other precision sensor interfacing tasks.
Equivalent
1. ADS1220 from Texas Instruments
2. AD7790 from Analog Devices
3. MAX11200 from Maxim Integrated
4. MCP3550 from Microchip Technology
These products share similar functionalities, such as high resolution and low noise, but specific features and performance may vary. It's important to compare datasheets to ensure compatibility with your specific application needs.
Features
1. Resolution and Accuracy: It offers a 20-bit resolution with no missing codes and excellent linearity, ensuring high accuracy in measurements.
2. Sampling Rate: The device supports a 100 samples per second output rate, suitable for precise, low-speed applications.
3. Input Range: It operates over a wide input range and supports unipolar and bipolar configurations.
4. Noise Performance: The LTC2420CS8 exhibits low noise performance, enhancing the reliability of signal conversion.
5. Power Efficiency: It is designed for low power consumption, making it suitable for battery-operated devices.
6. Supply Voltage: It functions over a wide supply voltage range, typically from 2.7V to 5.5V.
7. Serial Interface: It includes a simple 3-wire serial interface for easy integration with microcontrollers and digital systems.
8. Ease of Use: The ADC features an auto-calibration capability to maintain accuracy and eliminate the need for complex calibration procedures.
These attributes make the LTC2420CS8 ideal for precision measurement applications in various fields, including industrial, medical, and scientific research.
Pinout
1. VCC (Pin 1): Positive supply voltage.
2. GND (Pin 2): Ground reference for the power supply.
3. VREF (Pin 3): Reference voltage input, which determines the ADC's voltage range.
4. V\(_{\text{IN}}\) (Pin 4): Analog input voltage to be converted.
5. SCK (Pin 5): Serial Clock input for synchronizing data communication.
6. SDO (Pin 6): Serial Data Output, where conversion results are transmitted.
7. CS (Pin 7): Chip Select input, used to enable or disable communication with the ADC.
8. FO (Pin 8): Frequency Output, used to select the internal oscillator frequency or a user-supplied clock.
These pin functions enable the LTC2420 to perform precise and reliable analog-to-digital conversions in various applications requiring high resolution and accuracy.
Manufacturer
Application
1. Industrial Process Control: Used for accurate monitoring and control of various industrial processes.
2. Data Acquisition Systems: Ideal for collecting and digitizing sensor data.
3. Portable Instrumentation: Its low power consumption makes it suitable for battery-powered devices.
4. Temperature Measurement: Utilized in high-resolution temperature sensing applications.
5. Weigh Scales: Provides precise weight measurements in digital weighing systems.
6. Medical Instruments: Supports high accuracy requirements for various medical diagnostic devices.
Overall, the LTC2420CS8 is well-suited for applications demanding high precision and low power consumption.