CY8C28645-24LTXIT

Overview

The CY8C28645-24LTXIT is an 8-bit microcontroller within the Infineon PSoC 1 family, utilizing the M8C processor 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 includes up to 44 I/O pins. It operates within a voltage range of 3.0 V to 5.25 V, or down to 1.5 V using the on-chip switched mode pump. The component is housed in a QFN-48 package and functions across an industrial temperature range of -40 °C to +85 °C.

Feature Summary

• Configurable analog and digital system-on-chip architecture allowing custom peripheral creation
• M8C Harvard architecture processor with integrated multiply and accumulate capabilities
• Flexible GPIO configurations supporting multiple drive modes and interrupt generation
• On-chip switched mode pump enabling operation from single-cell battery sources

Applications

• Battery-powered consumer electronics requiring low-voltage operation
• Industrial control systems needing programmable analog signal processing
• Embedded applications utilizing capacitive sensing interfaces
• General-purpose mixed-signal control modules

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to confirm package type and temperature rating. Ensure compatibility with existing design constraints regarding pinout and power supply requirements. Confirm that the selected variant meets all necessary regulatory standards for the intended deployment environment before finalizing procurement.

Selection Notes

Select this component when a highly configurable mixed-signal controller is required. The CY8C28645 offers extensive analog and digital resources within a compact footprint. Consider its programmability for reducing bill-of-materials by replacing multiple discrete components. Evaluate the available development tools for efficient integration into the target application design.

Part Context

This part belongs to the CY8C28xxx subgroup of the PSoC 1 family, characterized by full resource availability including CapSense support. It shares architectural similarities with other members like the CY8C28545 but provides specific memory and I/O configurations. The device represents a segment of the broader Infineon portfolio designed for versatile embedded control tasks.

Replacement Considerations

Consult official datasheets for cross-reference information. Verify functional equivalence regarding pinouts and electrical characteristics if substituting with other CY8C28xxx variants.