CY8C28243-24PVXI

Overview

The CY8C28243-24PVXI is an 8-bit microcontroller from the PSoC 1 family, utilizing the M8C core with a maximum clock frequency of 24 MHz. It features 16 KB of Flash program memory and 1 KB of SRAM data storage. The device includes up to 12 digital blocks and 12 regular analog blocks, supporting up to 44 digital I/Os and 44 analog inputs. It operates within a voltage range of 3.0 V to 5.25 V and supports industrial temperatures from -40 °C to +85 °C.

Feature Summary

• Configurable mixed-signal architecture with reprogrammable analog and digital blocks
• Integrated M8C processor with Harvard architecture for efficient code execution
• Supports multiple communication interfaces including I2C, SPI, and UART
• Includes CapSense capacitive sensing capability for touch control applications

Applications

• Capacitive touch sensing controllers
• Industrial control systems
• Communication baseband management
• White home appliances

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to ensure correct package type and temperature rating. Confirm that the component is sourced from authorized distributors to guarantee authenticity. Check for any recent product change notices regarding pinout or electrical characteristics before finalizing procurement.

Selection Notes

Select this part when a design requires flexible analog-digital integration on a single chip. It is suitable for applications needing programmable peripherals to reduce bill-of-materials count. Consider the available digital and analog block resources to ensure sufficient capacity for the intended user modules.

Part Context

This component belongs to the CY8C28xxx series of Programmable System-on-Chips developed by Cypress Semiconductor, now part of Infineon Technologies. The series is designed to replace multiple discrete components with a single configurable device, offering high design flexibility and reduced board space requirements.

Replacement Considerations

Check for CY8C284xx or CY8C285xx variants if additional digital or analog resources are required. Ensure software compatibility when migrating between different subgroups within the CY8C28xxx family.