CY8C27443-24SXIT

Overview

The CY8C27443-24SXIT is an 8-bit microcontroller from Infineon Technologies, part of the PSoC 1 family. It features an M8C core with a maximum clock frequency of 24 MHz. The device includes 16 KB of Flash program memory and 256 bytes of RAM. It offers 24 I/O pins and operates within a supply voltage range of 3 V to 5.25 V. The component supports industrial temperature ranges from -40°C to +85°C and utilizes an SMD/SMT installation style.

Feature Summary

• Integrates programmable mixed-signal array architecture for configurable digital and analog peripherals
• Combines 8-bit microcontroller processing with embedded Flash and SRAM memory
• Supports CapSense technology for capacitive touch sensing applications

Applications

• Consumer electronics requiring mixed-signal control
• Industrial equipment monitoring systems
• Communications interface modules

Procurement Notes

Verify the specific package type and suffix codes against official Infineon documentation to ensure compatibility with your PCB footprint and environmental requirements. Confirm RoHS compliance status through current datasheets. Cross-reference the manufacturer part number with authorized distributor listings to validate authenticity and avoid counterfeit components during sourcing.

Selection Notes

Select this component when an 8-bit MCU with integrated analog capabilities is required. The 24 MHz speed and 16 KB memory suit moderate complexity control tasks. Ensure the 24 I/O count meets system interface needs. Consider the industrial temperature range if operating in harsh environments. Verify power supply constraints align with the 3 V to 5.25 V operational window.

Part Context

This part belongs to the Infineon PSoC 1 series, designed as a complete system-level solution. It merges programmable analog and digital blocks with an 8-bit CPU. The architecture aims to reduce design time and board size by integrating multiple functions onto a single chip, targeting cost-sensitive consumer and industrial markets.

Replacement Considerations

Check for CY8C27xxx series variants with different pin counts or memory sizes. Verify functional equivalence for M8C core compatibility and peripheral configurations before substitution.