CY8C28243-24PVXI

Overview

The CY8C28243-24PVXI is an 8-bit microcontroller within the Infineon PSoC 1 family, utilizing the M8C core processor. 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 voltage range of 3.0 V to 5.25 V. It includes up to 12 digital PSoC blocks and 12 regular analog PSoC blocks, providing extensive configurable peripherals. The component is housed in a 20-pin SSOP package and functions across an industrial temperature range of -40 °C to +85 °C.

Feature Summary

• Configurable mixed-signal architecture with reprogrammable analog and digital PSoC blocks for custom peripheral creation
• Integrated M8C 8-bit Harvard architecture processor supporting high-speed operations up to 24 MHz
• Flexible GPIO configuration with multiple drive modes and interrupt capabilities on all pins
• On-chip switched mode pump enabling operation from single-cell batteries down to 1.5 V

Applications

• Industrial control systems requiring precise analog signal processing
• Communication baseband management and interface modules
• White home appliances with mixed-signal control requirements
• Battery-powered devices utilizing low-voltage operation capabilities

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to confirm package type and temperature grade. Ensure compatibility with existing design constraints regarding pinout and resource allocation. Confirm RoHS compliance status through current manufacturer certificates before finalizing procurement orders.

Selection Notes

Select this component when a design requires a balance of programmable analog resources and digital processing power within a compact footprint. The CY8C28243 offers sufficient I/O and memory for moderate complexity applications without the overhead of larger device variants. Evaluate the available digital and analog block counts against specific application needs to ensure optimal resource utilization.

Part Context

This part belongs to the CY8C28xxx subgroup of the PSoC 1 Programmable System-on-Chip family. It shares architectural similarities with other members like the CY8C284xx series but differs in specific resource configurations such as analog block availability. The device maintains software and pin compatibility within its designated subgroup, facilitating modular design strategies.

Replacement Considerations

Direct substitutes include other CY8C28243 variants with different suffixes indicating package or temperature variations. Cross-family replacements require careful evaluation of register compatibility and peripheral mapping differences between PSoC generations.