CY8C27243-24PVXIT

Overview

The Infineon CY8C27243-24PVXIT is an 8-bit microcontroller based on the PSoC architecture, housed in a 20-pin SSOP package. 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 SRAM data RAM. Key analog peripherals consist of one 14-bit ADC, one 9-bit DAC, and four programmable analog comparators. It supports digital interfaces including SPI, UART, and API, operating within a voltage range of 3 V to 5.25 V across temperatures from -40°C to +85°C.

Feature Summary

• Integrates configurable analog blocks including a high-resolution ADC, DAC, and multiple comparators for mixed-signal applications.
• Combines an 8-bit M8C processor with flexible digital logic resources within a single system-on-chip solution.
• Supports standard serial communication protocols such as SPI and UART for embedded connectivity.

Applications

• Consumer electronics requiring mixed-signal processing
• Industrial control systems with sensor interface needs
• Communication equipment utilizing serial data transmission

Procurement Notes

Verify the complete part number suffix against official Infineon documentation to ensure correct temperature grade and packaging configuration. Confirm RoHS compliance status through current datasheets. Check for moisture sensitivity levels and recommended reflow profiles during assembly planning. Ensure supply chain sources provide authentic components with traceable manufacturing dates.

Selection Notes

Select this component when design requirements demand integrated analog capabilities alongside digital control within a compact 20-pin form factor. Evaluate pin availability against specific I/O constraints, noting that only 16 pins are available for general use. Compare memory sizes against application code complexity to ensure sufficient Flash and RAM capacity. Consider the 24 MHz speed limit relative to real-time processing demands.

Part Context

This device belongs to the PSoC 1 family, which merges programmable analog and digital blocks with an 8-bit CPU. The CY8C27x43 series specifically targets applications needing moderate performance with significant analog integration. It represents a shift towards system-level solutions by reducing external component counts compared to traditional discrete MCU and peripheral combinations.

Replacement Considerations

Consult official cross-reference guides for direct substitutes. Verify pin compatibility and electrical specifications before considering alternative packages or upgraded memory variants within the same family.