C165L25MHABXUMA1

Overview

The C165L25MHABXUMA1 is a 16-bit microcontroller from the SAxC165 series, based on the C166 core. It features ROMless program memory and 2 kB of data RAM. The device operates at a maximum clock frequency of 25 MHz with an external oscillator. It provides 77 I/O lines and supports a supply voltage range of 4.5V to 5.5V. The component is housed in a MQFP-100 package and functions within an operating temperature range of 0°C to +70°C.

Feature Summary

• Built on the C166 architecture for 16-bit processing
• Includes five timer/counters for timing control
• Supports surface mount installation via MQFP-100 package

Applications

• Automotive electronic systems
• Industrial control applications
• General-purpose embedded control

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required package and temperature grade. Check current lifecycle status as this part may be discontinued. Ensure compatibility with existing board designs regarding pinout and electrical specifications before procurement.

Selection Notes

Select this model when a 16-bit C166 core is required without onboard program memory. Consider the 2 kB RAM limit for application complexity. Verify that the 0°C to +70°C commercial temperature range meets environmental requirements. Ensure the design accommodates the external oscillator requirement and 100-pin footprint constraints.

Part Context

This component belongs to the Infineon SAxC165 family, which extends the legacy C166 microcontroller line. These devices are designed for robust performance in automotive and industrial sectors. The C165 variant typically offers a balance of processing power and peripheral integration suitable for complex control tasks requiring reliable 16-bit execution.

Replacement Considerations

Public confirmed substitute: XMC4400F100K512BAXQMA1.