CY8C29666-24LFXIT

Overview

The CY8C29666-24LFXIT is an 8-bit microcontroller from the Infineon PSoC 1 family, utilizing the M8C core. It features 32 KB of Flash program storage and 2 KB of SRAM data memory. The device operates at a maximum clock frequency of 24 MHz with a supply voltage range of 3.0 V to 5.25 V. It includes 12 analog PSoC blocks supporting up to 14-bit ADCs and 9-bit DACs, alongside 16 digital PSoC blocks for configurable logic. The component is housed in a 48-pin QFN package.

Feature Summary

• Configurable mixed-signal architecture allowing custom peripheral creation via programmable analog and digital blocks
• Integrated M8C processor core with Harvard architecture and hardware multiply/accumulate capabilities
• Flexible GPIO configuration with selectable drive modes and interrupt generation on all pins
• On-chip precision clocking including internal oscillators and support for external crystal inputs

Applications

• Consumer electronics requiring mixed-signal processing
• Industrial equipment control systems
• Communications interface modules
• Computational devices needing low-power operation

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm package type and temperature grade. Ensure compatibility with the PSoC Designer development environment. Confirm RoHS compliance status for the specific revision. Check for any obsolescence notices or lifecycle changes before finalizing procurement plans.

Selection Notes

Select this part when a system requires high configurability of analog and digital peripherals within a single chip. It is suitable for designs needing to replace multiple discrete components. Consider the available I/O count and memory size relative to application requirements. Evaluate the need for specific analog resolutions like 14-bit ADCs or 9-bit DACs supported by the block array.

Part Context

This component belongs to the PSoC 1 CY8C29x66 series, designed as a Programmable System-on-Chip solution. It integrates a CPU, memory, and configurable analog/digital blocks to reduce board space and design time. The series targets applications demanding flexibility in peripheral configuration without sacrificing processing speed.

Replacement Considerations

Check for CY8C29666 variants with different package suffixes such as LTXI or PVXI if pinout compatibility differs. Verify equivalent parts within the broader PSoC 1 family that may offer similar resource counts but different pin configurations.