C161PILFCAFXUMA1

Overview

The C161PILFCAFXUMA1 is a 16-bit microcontroller from the Infineon C166 C16xx series. It features a ROMless program memory architecture with 3K x 8 RAM and supports operation at speeds up to 20MHz. The device integrates 76 I/O lines, four 10-bit A/D converters, and an internal oscillator. It operates within a voltage range of 4.5V to 5.5V and includes peripherals such as POR, PWM, and WDT. Connectivity options include EBI/EMI, I2C, SPI, and UART/USART interfaces. The component is housed in a 100-LQFP surface-mount package.

Feature Summary

• ROMless architecture allowing for flexible external code storage
• Integrated analog-to-digital conversion capabilities
• Support for multiple serial communication protocols

Applications

• Industrial control systems
• Automotive electronics applications
• Embedded motor control solutions

Procurement Notes

Verify part authenticity through official Infineon channels or authorized distributors. Confirm package integrity and moisture sensitivity level handling requirements prior to assembly. Check current manufacturing status as components may be discontinued. Ensure compatibility with existing design specifications regarding pinout and electrical characteristics before finalizing procurement decisions.

Selection Notes

Select this component when a 16-bit C166 core is required with specific I/O counts and analog input needs. Consider the 100-pin LQFP package constraints for PCB layout. Evaluate the 20MHz speed against system timing requirements. Verify that the ROMless nature aligns with the application's memory strategy. Assess thermal performance within the specified operating temperature range.

Part Context

This microcontroller belongs to the C16xx family, designed for high-performance embedded applications. It utilizes the C166 core architecture, known for efficiency in digital signal processing tasks. The device represents a specific variant within the broader C161PI lineup, distinguished by its package type and specific peripheral configuration suitable for complex control environments.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Infineon technical support for legacy replacement strategies or equivalent series alternatives.