CY8C27643-24PVIT

Overview

The Infineon CY8C27643-24PVIT is an 8-bit microcontroller within the PSoC 1 family, featuring a 24 MHz M8C CPU core and SSOP-48 packaging. It integrates 16 KB of Flash program memory, 256 bytes of SRAM data storage, and supports operation between 3.0 V and 5.25 V across an industrial temperature range of -40°C to +85°C. The device provides up to 44 digital I/O pins and includes 12 analog blocks for high-resolution ADCs and DACs.

Feature Summary

• Configurable mixed-signal architecture with programmable analog and digital blocks
• High-speed 8-bit Harvard architecture processor with multiply-accumulate capabilities
• Flexible GPIO drive modes including strong, open drain, and pull-up configurations
• Integrated system resources such as low voltage detection and precision voltage reference

Applications

• Complex sensor interface systems requiring mixed-signal processing
• Industrial control applications utilizing configurable digital peripherals
• Battery-powered devices leveraging the on-chip switch mode pump
• Communication gateways implementing I2C, SPI, or UART protocols

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature rating. Ensure compatibility with existing PCB footprints for the SSOP-48 configuration. Confirm that the selected component meets all required electrical specifications for the target operating environment before finalizing procurement.

Selection Notes

Select this component when a design requires extensive analog-digital integration within a single chip. The PSoC architecture allows customization of peripheral functions, reducing bill-of-materials complexity. Evaluate the available digital and analog block counts to ensure sufficient resources for the intended application logic and signal conditioning requirements.

Part Context

This part belongs to the CY8C27x43 series of Programmable System-on-Chip devices. These components are designed to replace multiple traditional MCU-based system components with one low-cost single-chip solution. The family emphasizes flexibility through configurable global busing and programmable interconnects.

Replacement Considerations

Consult official datasheets for cross-reference information regarding equivalent parts from other manufacturers. Verify pinout compatibility and functional equivalence before substituting components in existing designs.