CY8C27443-24SXI

Overview

The CY8C27443-24SXI is an 8-bit microcontroller from the Infineon PSoC 1 CY8C27xxx series. It features a 24 MHz M8C core, 16 KB Flash memory, and 256 bytes of SRAM. The device operates within a voltage range of 3 V to 5.25 V and supports industrial temperatures from -40°C to +85°C. It includes 24 I/O pins and integrates analog peripherals such as four 14-bit ADCs and four 9-bit DACs.

Feature Summary

• Integrates configurable digital and analog peripherals with an 8-bit microcontroller on a single chip.
• Supports mixed-signal applications through programmable system-on-chip architecture.
• Includes internal oscillator for clock generation without external components.

Applications

• Consumer electronics systems
• Industrial equipment control
• Communications devices

Procurement Notes

Verify the package type matches the required design constraints, as datasheets may list SSOP variants. Confirm the suffix indicates the specific pin count and temperature grade intended for the application. Cross-reference the manufacturer part number with official Infineon documentation to ensure compatibility with existing firmware and hardware layouts before procurement.

Selection Notes

Select this component when a mixed-signal solution is required to reduce board space and component count. The PSoC architecture allows customization of analog and digital blocks to fit specific signal processing needs. Ensure the 16 KB program memory and 256 byte data RAM are sufficient for the application logic and runtime variables.

Part Context

This part belongs to the PSoC 1 family, which combines an 8-bit MCU with programmable analog and digital blocks. The CY8C27xxx series targets cost-sensitive applications requiring flexible mixed-signal capabilities. It replaces multiple discrete components by integrating ADCs, DACs, timers, and communication interfaces into a single IC.

FAQ

What is the maximum operating frequency of the M8C core?

The M8C core operates at a maximum frequency of 24 MHz.

Does the CY8C27443-24SXI support UART communication?

Yes, the device includes programmable digital modules that can be configured as full-duplex UARTs.