C167CSL16M3VCAFXUMA2

Overview

The C167CSL16M3VCAFXUMA2 is a low-power 16-bit single-chip microcontroller from the Infineon C166 family. It features a high-performance CPU with a 4-stage pipeline operating at a maximum frequency of 16 MHz, delivering up to 8 million instructions per second. The device includes 3 KBytes of Internal RAM (IRAM) and 8 KBytes of Extension RAM (XRAM). Key peripherals include two Rev. 2.0B CAN interfaces, a 24-channel 10-bit A/D converter, multiple timer units, and serial channels. It utilizes a 144-pin MQFP package and operates on a 3.3 V supply.

Feature Summary

• Dual CAN interfaces supporting Rev. 2.0B active standards for robust communication
• Integrated 24-channel 10-bit analog-to-digital converter with programmable conversion times
• Flexible external bus controller supporting multiplexed and demultiplexed modes with configurable wait states
• On-chip real-time clock and watchdog timers for system monitoring and timing control

Applications

• Automotive engine control systems requiring CAN communication
• Industrial motor control applications utilizing PWM and capture/compare units
• Battery-powered devices benefiting from low-power idle and sleep modes
• Data acquisition systems leveraging the integrated high-resolution ADC

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications as this derivative may be discontinued. Ensure the specific ordering suffix matches the required package and delivery format. Validate that the 3.3 V supply voltage aligns with your system design requirements before procurement.

Selection Notes

Select this microcontroller when dual CAN bus connectivity and high-speed 16-bit processing are required in a compact form factor. Consider the 144-pin MQFP package constraints for PCB layout. Evaluate the available internal memory against application code size needs. Ensure compatibility with existing development tools such as C-compilers and emulators supported by the C166 family architecture.

Part Context

This component belongs to the C167CS-3V derivative series within the broader C166 microcontroller family. It represents a low-power variant optimized for 3.3 V operation while maintaining high performance. The C167CS derivatives combine RISC and CISC advantages, offering enhanced I/O capabilities and extensive peripheral integration suitable for complex embedded control tasks.

Replacement Considerations

Public confirmed substitute part numbers: None identified.