Infineon Technologies XMC4402F100F256BAXQMA1

Overview

XMC4402F100F256BAXQMA1 from Infineon Technologies is an ARM® Cortex®-M4 32-bit microcontroller optimized for industrial motor control and power conversion systems. It integrates 256 KB on-chip Flash, 80 KB SRAM, dual 12-bit ADCs (8-channel each), two 12-bit DACs, four CCU4 timers, two CCU8 units, four HRPWM channels, Ethernet MAC, USB OTG, dual CAN nodes, and four USIC serial interfaces - all in a 100-pin LQFP package rated for -40°C to 85°C operation.

For engineers reviewing the XMC4402F100F256BAXQMA1 datasheet, XMC4402F100F256BAXQMA1 pinout, XMC4402F100F256BAXQMA1 application, or XMC4402F100F256BAXQMA1 equivalent, key selection criteria include real-time PWM resolution (≤150 ps), integrated Ethernet/USB/CAN connectivity, deterministic interrupt latency (<12 cycles), and industrial-grade analog front-end performance for closed-loop servo and digital power supply designs.

Technical Context

The XMC4402F100F256BAXQMA1 implements a tightly coupled ARM Cortex-M4 core with hardware FPU and MPU, enabling deterministic execution of motor control algorithms and digital signal processing tasks. Its peripheral subsystem includes dedicated hardware accelerators: POSIF for position capture, VADC with out-of-range comparators for fast overcurrent detection, and CCU8 with dead-time insertion and fault protection logic for IGBT/MOSFET gate driving.

System-level timing is managed by a multi-source clock tree featuring PLL-based CPU clocks up to 144 MHz, independent peripheral clocks, and flexible clock gating. The device supports JTAG/SWD debug with CoreSight trace, and its memory map includes 4 KB instruction cache, boot ROM, and configurable Flash sectors with ECC protection for safety-critical firmware storage.

Key Specifications

Pinout & Package

Package: PG-LQFP-100 (14 × 14 mm, 0.5 mm pitch), thermally enhanced with exposed thermal pad.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar industrial microcontroller applications.

Compared with XMC4402F100F256BAXQMA1, the 512 KB variant offers headroom for safety-certified firmware growth without changing layout or timing behavior, while the XMC4500 trades peak PWM resolution for expanded memory and peripheral breadth - making it preferable only when data throughput outweighs real-time control determinism.

Availability

XMC4402F100F256BAXQMA1 is available at Aetrix Electronics and suitable for industrial servo drives, digital power supplies, factory automation gateways, and energy monitoring systems requiring stable component supply across multi-year production cycles.

Supply support for XMC4402F100F256BAXQMA1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive, and industrial control ICs, with leadership in silicon carbide and embedded control solutions.

The XMC4000 family was designed specifically for deterministic real-time industrial applications - emphasizing hardware-accelerated motor control, robust analog signal acquisition, and integrated fieldbus connectivity without external co-processors.

FAQ

What is the maximum operating frequency of the XMC4402F100F256BAXQMA1 CPU core?

The ARM Cortex-M4 core operates at up to 144 MHz, achieved via an integrated PLL with programmable multiplication/division ratios. This frequency is sustained under full load with proper power supply decoupling and thermal management, and is validated across the full -40°C to +85°C temperature range per Infineon's datasheet Section 3.3.4.

Does the XMC4402F100F256BAXQMA1 support hardware encryption for secure firmware updates?

No - this device does not integrate AES, SHA, or TRNG hardware accelerators. Secure firmware updates rely on software-implemented cryptographic libraries running on the Cortex-M4 core, optionally leveraging the FCE (Flexible CRC Engine) for integrity checks. For hardware crypto, consider Infineon's OPTIGA™ companion ICs or newer XMC7000 series devices.

Can the HRPWM outputs be synchronized across multiple CCU8 modules?

Yes - the XMC4402F100F256BAXQMA1 supports inter-module synchronization via the SCU (System Control Unit) trigger routing. CCU8 modules can be configured to accept start/stop/reset triggers from shared event sources (e.g., VADC conversion completion or timer overflow), ensuring sub-nanosecond phase alignment between HRPWM channels across different peripherals.

Is the Ethernet MAC interface compliant with IEEE 802.3u (100BASE-TX)?

Yes - the integrated Ethernet MAC supports both 10BASE-T and 100BASE-TX modes via RMII interface. It implements full-duplex operation, automatic polarity correction, and MII management register access through ETH_MDC/ETH_MDIO pins, meeting IEEE 802.3u timing and frame-handling requirements as verified in Infineon Application Note AN29901.