C164CI8RMCAKXUMA9

Overview

The C164CI8RMCAKXUMA9 is a member of the Infineon C166 family, specifically the C164CI derivative series. It is a 16-bit single-chip CMOS microcontroller designed for cost-sensitive applications. The device features a high-performance CPU with a 4-stage pipeline and an instruction cycle time of 80 ns at a 25 MHz clock speed. It includes on-chip memory modules such as internal RAM, extension RAM, and up to 64 KBytes of program mask ROM or OTP memory. Peripheral capabilities include an 8-channel 10-bit A/D converter and an 8-channel General Purpose Capture/Compare Unit (CAPCOM2).

Feature Summary

• High-performance 16-bit CPU with 4-stage pipeline architecture supporting single-cycle context switching.
• Integrated clock generation via on-chip PLL with multiple frequency factors.
• Comprehensive peripheral set including interrupt-driven data transfer via Peripheral Event Controller.
• Enhanced boolean bit manipulation facilities and register-based design with variable register banks.

Applications

• Cost-sensitive embedded control systems
• Industrial automation controllers
• Automotive body electronics

Procurement Notes

Verify the specific suffix and package configuration against official Infineon documentation to ensure compatibility with your board layout. Confirm that the required memory size (up to 64 KBytes) meets your application needs. Check for end-of-life status or alternative recommendations if long-term supply is critical. Ensure voltage levels and temperature ranges align with your system specifications before procurement.

Selection Notes

Select this component when a balance of high CPU performance and low cost is required for 16-bit control tasks. The C164CI variant offers sufficient peripheral integration for general-purpose applications without the complexity of higher-end models. Consider the available on-chip memory options and the need for external memory expansion based on software requirements. Evaluate the 25 MHz clock speed against real-time processing demands.

Part Context

This part belongs to the C166 family of microcontrollers, which are widely used in automotive and industrial applications. The C164CI derivatives are optimized for cost-sensitive markets while maintaining robust performance. The family supports various memory configurations and peripheral sets to accommodate diverse application requirements. Infineon provides extensive development tools and documentation for this architecture.

FAQ

What is the maximum CPU clock frequency for the C164CI?

The C164CI operates with an instruction cycle time of 80 ns, corresponding to a CPU clock frequency of 25 MHz.

Does the C164CI support on-chip program memory?

Yes, it includes up to 64 KBytes of on-chip program mask ROM or One-Time Programmable (OTP) memory.