AN2131SC

Overview

The AN2131SC is a ROMless EZ-USB microcontroller featuring an integrated 8051 core operating at up to 24 MHz. It provides 8 KB of RAM and supports High-Speed USB connectivity with data rates up to 12 Mbps. The device is available in surface-mount packages, including the 44-pin PQFP and 80-pin PQFP options, designed to minimize board space requirements.

Feature Summary

• Integrated 8051 microcontroller core for control logic
• ROMless architecture enabling flexible firmware updates
• High-speed USB interface supporting 12 Mbps transfer rates

Applications

• Firmware programming via MIDI interfaces
• Embedded applications requiring quick changes in driver code
• System designs prioritizing minimum board space utilization

Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm package integrity and pin alignment against datasheet specifications. Check manufacturing date codes for compatibility with current supply chain standards. Ensure storage conditions meet semiconductor handling guidelines to prevent electrostatic discharge damage during procurement and transit phases.

Selection Notes

Select this component when a ROMless solution is required for flexible firmware deployment. Consider the 44-pin or 80-pin PQFP packages based on specific PCB layout constraints. Evaluate the 24 MHz processing speed against application latency requirements. Ensure the host system supports the necessary USB protocol stack for seamless integration.

Part Context

This part belongs to the EZ-USB family of microcontrollers from Infineon Technologies. It serves as a bridge between USB peripherals and host systems, offering a compact footprint compared to discrete controller solutions. The series is designed for embedded applications needing reliable USB communication capabilities within a small form factor.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.