CY8C24423A4-24PVXI

Overview

The CY8C24423A4-24PVXI is an 8-bit microcontroller from the PSoC 1 family, utilizing the M8C core. It features 4 KB of Flash program storage and 256 bytes of SRAM data memory. The device supports a maximum clock frequency of 24 MHz and operates within a voltage range of 2.4 V to 5.25 V. It includes six analog PSoC blocks supporting up to 14-bit ADCs and four digital PSoC blocks for timers, counters, PWMs, UART, and SPI interfaces. The component is housed in a 28-pin SSOP package and functions across an industrial temperature range of -40 °C to +85 °C.

Feature Summary

• Configurable analog system with six PSoC blocks enabling high-resolution ADCs, DACs, and programmable amplifiers
• Flexible digital architecture with four PSoC blocks supporting various communication protocols and timing functions
• Integrated low-voltage detection and power-on-reset circuits for reliable system supervision
• Support for in-system serial programming and partial flash updates

Applications

• Industrial control systems requiring mixed-signal processing
• Consumer electronics utilizing CapSense touch sensing capabilities
• Battery-powered devices benefiting from switch-mode pump operation
• Automotive instrumentation operating within specified temperature ranges

Procurement Notes

Verify the specific ordering suffix '4' against the manufacturer's current product status documentation, as this variant may indicate a discontinued or legacy configuration. Confirm RoHS compliance details and moisture sensitivity levels prior to procurement. Ensure compatibility with existing design tools and development kits, such as the CY8CKIT-002, for validation purposes.

Selection Notes

Select this component when a design requires a balance of analog precision and digital flexibility within a compact footprint. The CY8C24423A4-24PVXI is suitable for applications needing multiple configurable I/O pins and advanced analog peripherals like high-resolution ADCs. Consider the 28-pin SSOP package constraints and verify that the 4 KB Flash capacity meets firmware requirements.

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 series offers configurable analog and digital blocks, allowing designers to customize peripheral configurations to match specific application needs without increasing board size or component count.

Replacement Considerations

Public confirmed substitute part numbers: None identified.