CY8C28403-24PVXI

Overview

The CY8C28403-24PVXI is an 8-bit microcontroller from the Infineon PSoC 1 family, utilizing the M8C core. It features 16 KB of Flash program memory and 1 KB of SRAM data storage. The device supports a maximum clock frequency of 24 MHz and operates within a supply voltage range of 3.0 V to 5.25 V. It includes up to 24 digital I/O pins and offers configurable analog peripherals, including up to four 14-bit ADCs and four 9-bit DACs. Communication interfaces include I2C, SPI, UART, and IrDA.

Feature Summary

• Configurable mixed-signal architecture with reprogrammable analog and digital blocks
• Integrated M8C processor with Harvard architecture for efficient code execution
• Flexible GPIO configuration supporting multiple drive modes and interrupt capabilities
• On-chip system resources including low voltage detection and power-on reset

Applications

• Consumer electronics requiring mixed-signal processing
• Industrial control systems with sensor interfacing needs
• Communication devices utilizing serial protocols
• Battery-powered applications benefiting from low-power modes

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific ordering suffixes that may affect packaging or temperature ratings. Ensure compatibility with existing design specifications regarding pinout and electrical characteristics before procurement.

Selection Notes

Select this model when a balance of analog precision and digital flexibility is required in a compact package. Consider the available I/O count and peripheral configurations against application demands. Evaluate the need for specific analog resolutions and communication speeds to ensure optimal resource utilization within the device constraints.

Part Context

This component belongs to the CY8C28xxx series of Programmable System-on-Chip devices. It shares architectural similarities with other members of the PSoC 1 family but offers distinct resource allocations. The device integrates programmable logic with standard microcontroller functions, enabling customized hardware acceleration for specific tasks.

Replacement Considerations

Check for CY8C28xxx series variants with matching pin counts and memory sizes. Verify functional equivalence of analog and digital blocks. Ensure software compatibility with existing firmware libraries designed for the M8C core architecture.