Microchip Technology

MCP6543-I/P  

Linear Comparators

MCP6543-I/P Description

The MCP6543-I/P is a general-purpose comparator designed for a wide range of applications requiring high performance and low power consumption. Manufactured by Microchip Technology, this comparator is housed in a through-hole package, making it suitable for various industrial and consumer electronics applications. The MCP6543-I/P is known for its excellent Common Mode Rejection Ratio (CMRR) of 70dB and Power Supply Rejection Ratio (PSRR) of 80dB, ensuring reliable performance in noisy environments. With a quiescent current of just 1µA, it is ideal for battery-powered and low-power applications. The comparator offers a propagation delay of 8µs, making it suitable for applications requiring fast response times.

MCP6543-I/P Features

• High CMRR and PSRR: The MCP6543-I/P boasts a CMRR of 70dB and a PSRR of 80dB, which makes it highly effective in rejecting common-mode noise and power supply variations. This ensures stable and accurate performance even in noisy environments.
• Low Quiescent Current: With a maximum quiescent current of 1µA, the MCP6543-I/P is highly energy-efficient, making it ideal for battery-operated devices and low-power applications.
• Wide Supply Voltage Range: The comparator operates over a wide supply voltage range of 1.6V to 5.5V, providing flexibility in power supply options and compatibility with various power sources.
• Low Input Offset Voltage: The maximum input offset voltage of 7mV at 5.5V ensures high accuracy and precision in voltage comparisons.
• Low Input Bias Current: The maximum input bias current of 1pA at 5.5V minimizes the impact of input current on the accuracy of the comparator.
• Fast Propagation Delay: The maximum propagation delay of 8µs allows for quick response times, making it suitable for applications requiring rapid signal processing.
• Hysteresis: The built-in hysteresis of 6.5mV helps in preventing false triggering and provides stable output in the presence of noise.
• Compliance and Packaging: The MCP6543-I/P is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It is packaged in a tube, which is suitable for through-hole mounting.

MCP6543-I/P Applications

The MCP6543-I/P is versatile and can be used in a variety of applications, including:

• Battery Management Systems: The low quiescent current and wide supply voltage range make it suitable for monitoring battery levels and managing battery charging and discharging processes.
• Signal Processing: The fast propagation delay and low input offset voltage make it ideal for applications requiring accurate and rapid signal processing, such as in data acquisition systems and industrial control systems.
• Consumer Electronics: The comparator can be used in various consumer electronics applications, such as in audio and video equipment for signal comparison and control.
• Industrial Automation: The high CMRR and PSRR ensure reliable performance in industrial environments where noise and power supply variations are common.
• Medical Devices: The low power consumption and high accuracy make it suitable for portable medical devices and monitoring equipment.

Conclusion of MCP6543-I/P

The MCP6543-I/P is a robust and versatile comparator that offers a combination of high performance, low power consumption, and wide operating voltage range. Its high CMRR and PSRR make it suitable for noisy environments, while its low quiescent current ensures energy efficiency. The fast propagation delay and low input offset voltage provide accurate and rapid signal processing capabilities. With its compliance to environmental regulations and through-hole packaging, the MCP6543-I/P is an excellent choice for a wide range of applications in the electronics industry.

MCP6543-I/P Documents

Download datasheets and manufacturer documentation for MCP6543-I/P

PCN Assembly/Origin :

Qualification Copper Bond Wire 17/Jun/2014      

Datasheets :

MCP6541(1R,1U,2,3,4) Datasheet       Analog and Interface Product Guide      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Manuals :

Development Tools Catalog      

Design Resources :

MCP6543 Development Tool Selector      

PCN Obsolescence/ EOL :

Qualification Copper Bond Wire 17/Jun/2014      

HTML Datasheet :

MCP6541(1R,1U,2,3,4) Datasheet      

PCN Design/Specification :

MCP6541/1R/1U/2/3/4 28/Oct/2022       MCP6541 13/Mar/2020      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH