CY8C24423A-24LTXIT

Overview

The CY8C24423A-24LTXIT is an 8-bit microcontroller from the Infineon PSoC 1 family, utilizing the M8C processor core with a maximum clock frequency of 24 MHz. It features 4 KB of Flash program storage and 256 bytes of SRAM data memory. The device includes up to 14-bit analog-to-digital converters (ADCs) and supports operating voltages between 2.4 V and 5.25 V. It offers 24 I/O pins in a QFN-32 package and operates within 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 supporting speeds up to 24 MHz
• Flexible GPIO drive modes including pull-up, pull-down, high Z, strong, and open-drain options
• Integrated low-voltage detection and power-on-reset supervisory circuits

Applications

• Battery-powered devices using on-chip switch mode pump for voltage boosting
• Industrial control systems requiring programmable analog signal processing
• Embedded applications needing customizable digital communication interfaces like UART or SPI
• Consumer electronics utilizing configurable GPIO and interrupt capabilities

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to confirm package type and temperature grade. Ensure compatibility with PSoC Designer development tools for hardware configuration. Check for any silicon errata related to frequency tolerance at extreme temperatures before finalizing design integration.

Selection Notes

Select this component when designing systems that require flexible analog and digital resource allocation on a single chip. It is suitable for applications needing precise timing via internal oscillators or external crystals. Consider the 24 I/O count and 4 KB Flash limit for complex embedded logic requirements.

Part Context

This part belongs to the CY8C24x23A series of PSoC 1 devices, derived from the CY8C24x23 family. It shares architectural similarities with other members like the CY8C24123A and CY8C24223A, differing primarily in pin count and specific I/O configurations within the same package constraints.

Replacement Considerations

Direct substitutes include CY8C24123A-24LTXI and CY8C24223A-24LTXI from the same datasheet family. Verify pinout compatibility and resource availability as these variants may differ in available I/O lines or analog block configurations.