CY8C24423A-24LTXI

Overview

The CY8C24423A-24LTXI is an 8-bit microcontroller from the PSoC 1 family, utilizing the M8C core with a maximum clock frequency of 24 MHz. It features 4 KB of Flash program memory and 256 bytes of SRAM data storage. The device includes up to 14-bit ADCs, 9-bit DACs, and programmable analog blocks within a QFN-32 package. Operating voltage ranges from 2.4 V to 5.25 V, supporting industrial temperatures from -40 °C to +85 °C.

Feature Summary

• Configurable analog and digital PSoC blocks allow custom peripheral creation
• M8C processor supports high-speed operations up to 24 MHz
• Flexible GPIO configurations with multiple drive modes and interrupt capabilities
• Integrated system resources including I2C, UART, SPI, and watchdog timers

Applications

• Capacitive sensing interfaces
• Industrial control systems
• Embedded controller applications
• LCD and LED display drivers
• USB-enabled embedded devices

Procurement Notes

Verify the specific ordering suffix against Infineon or Cypress official documentation to confirm package type and temperature range. Ensure compatibility with existing design constraints before procurement. Cross-reference datasheet revisions for any silicon errata or functional updates that may impact integration.

Selection Notes

Select this component when a mix of analog precision and digital flexibility is required in a compact form factor. The PSoC architecture reduces external component count by integrating configurable peripherals. Evaluate pinout requirements against the available GPIO options and analog input routing limitations specified in the datasheet.

Part Context

This part belongs to the CY8C24x23A series of PSoC Programmable System-on-Chips. These devices are designed to replace multiple traditional MCU-based components with a single chip. The family emphasizes low power consumption and high speed, suitable for battery-operated and space-constrained applications.

Replacement Considerations

Check for CY8C24423A variants with different package suffixes if physical footprint changes are acceptable. Verify electrical specifications against newer PSoC generations if long-term supply assurance is a priority.