MCP4551-104E/MS
Product Overview
The MCP4551-104E/MS belongs to the category of digital potentiometers and is commonly used in electronic circuits for controlling resistance values. This device offers characteristics such as high resolution, low power consumption, and small package size. It is available in a compact MSOP-8 package and is essential for applications requiring precise resistance adjustments. The product is typically sold in reels containing a specific quantity.
Specifications
- Resolution: 8-bit
- Interface: SPI
- Supply Voltage: 2.7V to 5.5V
- Power Consumption: 35 µA (typical)
- Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The MCP4551-104E/MS features an 8-pin configuration: 1. VDD - Power supply input 2. CS - Chip select for SPI interface 3. SCK - Serial clock input for SPI interface 4. SI - Serial data input for SPI interface 5. SO - Serial data output for SPI interface 6. RDY/BSY - Ready/busy status output 7. VSS - Ground 8. Wiper Terminal - Connects to the resistor network
Functional Features
- Digital control of resistance value
- Non-volatile memory for wiper position storage
- Low temperature coefficient
- Daisy-chainable SPI interface for multiple devices
Advantages and Disadvantages
Advantages - Precise resistance adjustment - Low power consumption - Small form factor
Disadvantages - Limited resolution compared to higher-bit digital potentiometers - Limited temperature range compared to industrial-grade components
Working Principles
The MCP4551-104E/MS operates by digitally controlling the wiper position within the resistor network, thereby adjusting the overall resistance value. This is achieved through the SPI interface, allowing for precise and efficient resistance adjustments in electronic circuits.
Detailed Application Field Plans
This digital potentiometer is widely used in audio equipment, instrumentation, and other electronic devices requiring fine-tuning of resistance values. Its compact size and low power consumption make it suitable for portable and battery-powered applications.
Detailed and Complete Alternative Models
- MCP4131-103E/MS: 7-bit digital potentiometer with similar characteristics
- MCP4161-104E/MS: 9-bit digital potentiometer offering higher resolution
In conclusion, the MCP4551-104E/MS digital potentiometer provides a compact and efficient solution for precise resistance adjustments in various electronic applications, despite its limitations in resolution and temperature range.
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What is the MCP4551-104E/MS?
The MCP4551-104E/MS is a digital potentiometer, also known as a digital-to-analog converter (DAC), manufactured by Microchip Technology.What is the resolution of the MCP4551-104E/MS?
The MCP4551-104E/MS has a 10-bit resolution, allowing for precise control over the output voltage or current.What is the supply voltage range for the MCP4551-104E/MS?
The MCP4551-104E/MS operates within a supply voltage range of 2.7V to 5.5V, making it suitable for a wide variety of applications.Can the MCP4551-104E/MS be used in audio applications?
Yes, the MCP4551-104E/MS can be used in audio applications such as volume control and tone adjustment.What communication interfaces does the MCP4551-104E/MS support?
The MCP4551-104E/MS supports both I2C and SPI communication interfaces, providing flexibility for integration into different systems.Is the MCP4551-104E/MS suitable for industrial automation applications?
Yes, the MCP4551-104E/MS is designed to withstand harsh industrial environments, making it suitable for industrial automation applications.Can multiple MCP4551-104E/MS devices be daisy-chained together?
Yes, multiple MCP4551-104E/MS devices can be daisy-chained together to expand the number of available digital potentiometers in a system.What is the temperature range for the MCP4551-104E/MS?
The MCP4551-104E/MS operates within a temperature range of -40°C to 125°C, ensuring reliable performance in various environmental conditions.Are there any evaluation boards available for the MCP4551-104E/MS?
Yes, Microchip Technology offers evaluation boards that allow developers to easily test and evaluate the performance of the MCP4551-104E/MS in their designs.Where can I find the detailed datasheet for the MCP4551-104E/MS?
The detailed datasheet for the MCP4551-104E/MS can be found on the official Microchip Technology website, providing comprehensive information about its features and specifications.