CY8C20646A-24LQXI

Application Specific Microcontrollers Overview

The CY8C20646A-24LQXI is an 8-bit microcontroller from the Cypress PSoC 1 family, featuring the M8C core. It integrates CapSense technology for capacitive sensing applications and supports up to 34 GPIOs. The device operates within a voltage range of 1.71 V to 5.5 V and supports clock frequencies up to 24 MHz. It utilizes SmartSense automatic tuning algorithms for simplified configuration. The component is housed in a QFN-24 package and is designed for low-power operation with broad environmental temperature tolerance.

Application Specific Microcontrollers Feature Summary

• Integrates CapSense controller with SmartSense automatic tuning algorithm
• Supports up to 34 general-purpose I/O pins
• Operates on a wide supply voltage range from 1.71 V to 5.5 V
• Features an 8-bit M8C processor core with maximum clock frequency of 24 MHz

Application Specific Microcontrollers Applications

• Capacitive touch sensor interfaces
• Low-power embedded control systems
• Consumer electronics requiring tactile feedback integration

Application Specific Microcontrollers Procurement Notes

Verify component authenticity through authorized Infineon or Cypress distributors. Confirm the specific suffix 'AS-24LQXI' matches project requirements for package type and lead-free status. Check current lifecycle status as availability may vary due to product transitions.

Application Specific Microcontrollers Selection Notes

Select this model when a dedicated CapSense controller with integrated auto-tuning is required. Ensure the design accommodates the QFN-24 footprint. Verify that the 8-bit architecture and memory resources meet the application's processing needs without requiring external peripherals.

Application Specific Microcontrollers Part Context

This part belongs to the CY8C20xx6A series of PSoC 1 devices. It is manufactured by Infineon Technologies, following the acquisition of Cypress Semiconductor. The series is characterized by its focus on capacitive sensing solutions and ease of use through automated tuning features.

Application Specific Microcontrollers Replacement Considerations

Consult official replacement lists for end-of-life notifications. Cross-reference with other CY8C20xx6A variants for pin-compatible alternatives if different memory sizes are needed.