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MCP3551-E/SN
+BOMIC ADC 22BIT SIGMA-DELTA 8SOIC
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제조업체마이크로칩 기술
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제조업체 부품 #MCP3551-E/SN
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데이터시트 MCP3551-E/SN DataSheet
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패키지 SOIC-8
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재고3240
365 1일 품질 보증
7*24 영업 시간 서비스 보증
90-판매 후 1일 보증
정품 보증
사양
| 속성 | 가치 |
| Package | Tube |
| ProductStatus | Active |
| NumberofBits | 22 |
| SamplingRate(PerSecond) | 14 |
| NumberofInputs | 1 |
| InputType | Differential |
| DataInterface | SPI |
| Configuration | ADC |
| NumberofA/DConverters | 1 |
| Architecture | Sigma-Delta |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
개요
Description
The MCP3551-E/SN supports a single-channel input and uses a sigma-delta architecture, which provides excellent noise rejection and linearity. It operates over a wide voltage range and supports a sampling rate of up to 13.75 samples per second. The converter communicates via a simple and straightforward SPI-compatible interface, making it easy to integrate with microcontrollers and other digital systems.
Its small package size and high performance make it ideal for space-constrained applications. The MCP3551-E/SN’s ability to offer high precision and low power consumption ensures it meets the needs of modern measurement and data acquisition systems.
Equivalent
1. Texas Instruments ADS1232
2. Analog Devices AD7190
3. Maxim Integrated MAX11200
4. Linear Technology (Analog Devices) LTC2440
These alternatives offer high precision and low noise suitable for applications requiring accurate measurements, similar to the MCP3551. Always check specific requirements and datasheets to ensure compatibility.
Features
1. Resolution: 22-bit effective resolution, providing extremely precise measurements.
2. Accuracy: Offers a low integral non-linearity (INL) of ±2 ppm and a low offset error, enhancing measurement accuracy.
3. Noise-Free Resolution: Provides 21.8 bits of noise-free resolution, suitable for high-precision applications.
4. Sampling: Features a maximum sampling rate of 13.75 samples per second.
5. Power Consumption: Operates with low power consumption, making it ideal for battery-powered applications.
6. Supply Voltage: Operates on a single supply voltage ranging from 2.7V to 5.5V.
7. Interface: Utilizes a simple SPI-compatible three-wire serial interface for easy communication.
8. Package: Available in a small 8-pin SOIC-N package, facilitating compact designs.
9. Temperature Range: Functions effectively over a wide temperature range from -40°C to +85°C.
10. Applications: Suitable for precision data acquisition, portable instruments, industrial process control, and other applications requiring high accuracy and low noise.
These features make the MCP3551-E/SN ideal for high-precision and low-power applications.
Pinout
The device features an 8-pin SOIC (Small Outline Integrated Circuit) package. Below is a brief description of its pin functions:
1. VDD (Pin 1): Power supply input, typically 2.7V to 5.5V.
2. SDO (Pin 2): Serial Data Output, used to transmit conversion data.
3. SCK (Pin 3): Serial Clock Input, used to clock out the conversion data from the ADC.
4. CS (Pin 4): Chip Select Input, active-low. This pin enables communication with the device.
5. VIN+ (Pin 5): Positive analog input.
6. VIN- (Pin 6): Negative analog input.
7. REF (Pin 7): Voltage reference input.
8. VSS (Pin 8): Ground reference for analog and digital circuitry.
The MCP3551 is used for precise measurement applications, featuring low noise and low power consumption, making it suitable for high-accuracy data acquisition systems.
Manufacturer
Application
1. Industrial Process Control: Utilized for precise data acquisition in automated systems.
2. Weigh Scales: Ideal for high-resolution weight measurement systems.
3. Portable Instrumentation: Used in battery-powered devices due to its low power consumption.
4. Medical Devices: Employed in diagnostics equipment for accurate signal conversion.
5. Temperature Measurement: Suitable for high-resolution temperature sensors.
6. Data Logging: Used in systems requiring long-term environmental monitoring.
The MCP3551-E/SN is valued for its simplicity, accuracy, and low power requirements.