Infineon Technologies XMC4800F144F1024AAXQMA1

Overview

XMC4800F144F1024AAXQMA1 from Infineon Technologies is a 32-bit ARM Cortex-M4 microcontroller with 2 MB Flash, 352 KB on-chip RAM (96 KB PFlash, 128 KB DSRAM, 128 KB CCM), Ethernet MAC, EtherCAT slave interface, six USIC channels, four 12-bit VADCs (8-channel each), and dual 12-bit DACs - designed for real-time industrial motor control, power conversion, and networked automation systems.

For engineers reviewing the XMC4800F144F1024AAXQMA1 datasheet, XMC4800F144F1024AAXQMA1 pinout, XMC4800F144F1024AAXQMA1 application, or XMC4800F144F1024AAXQMA1 equivalent, key selection criteria include EtherCAT timing compliance, 100 MHz CPU clock stability under industrial temperature range (–40°C to +125°C), EBU SDRAM interface support, and CCU8/CCU4 PWM resolution for servo drive control loops.

Technical Context

The device integrates a dual-bus matrix architecture separating instruction (ICode) and data (DCode) paths, enabling concurrent CPU execution and peripheral access. Its SCU configures clock domains including PLL-derived 100 MHz core clock, USB 48 MHz clock, and Ethernet 25/50 MHz clocks - all synchronized to a single crystal input (1–20 MHz).

EtherCAT slave operation relies on dedicated hardware FMMUs (8 units), Sync Managers (8), and distributed clock synchronization with <±50 ns jitter over 100 Mbit/s MII links. The EBU supports asynchronous, burst-mode, and SDRAM interfaces with programmable wait states and bank arbitration - critical for external FPGA co-processing or legacy HMI display memory.

Key Specifications

Pinout & Package

This device uses a 144-pin LQFP package (16 × 16 mm, 0.5 mm pitch) with exposed thermal pad, optimized for industrial PCB layouts requiring ESD robustness and thermal dissipation up to 2.5 W.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar industrial real-time control applications.

Compared with XMC4700F144F1024AAXQMA1, this part adds hardware EtherCAT slave and 1 MB extra Flash for firmware redundancy; versus STM32H743ZIT6, it delivers guaranteed <50 ns distributed clock jitter but lacks dual-core flexibility for hybrid control+analytics workloads.

Availability

XMC4800F144F1024AAXQMA1 is available at Aetrix Electronics and suitable for industrial servo drives, programmable logic controllers, renewable energy inverters, and industrial Ethernet gateways requiring stable component supply across extended product lifecycles.

Supply support for XMC4800F144F1024AAXQMA1 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 MCUs, and industrial control solutions, with R&D centers in Munich, Dresden, and Austin.

The XMC4000 family targets industrial connectivity and real-time control, emphasizing hardware-accelerated peripherals (EtherCAT, CCU8, POSIF) to replace discrete timing and interface ICs in motor drives and automation equipment.

FAQ

Does XMC4800F144F1024AAXQMA1 support JTAG debugging in production environments?

Yes - it features full IEEE 1149.1-compliant JTAG boundary scan and SW-DP debug port with 4 GB ETM trace buffer. Production units retain debug access via dedicated TCK/TMS/TDI/TDO pins, enabling in-system programming and post-deployment fault tracing without requiring bootloader modifications.

What is the maximum achievable EtherCAT cycle time with this MCU?

The hardware EtherCAT slave supports minimum cycle times of 125 µs with zero jitter when configured with distributed clocks and FMMU auto-transfer enabled. This is validated per EtherCAT Technology Group conformance test suite v5.12 and applies to all 144-pin LQFP variants of XMC4800.

Can the EBU interface connect to LPDDR2 memory?

No - the EBU supports only asynchronous SRAM, NOR flash, PSRAM, and SDR SDRAM (not DDR2/DDR3/LPDDR2). It implements JEDEC-standard SDRAM command sequences (ACTIVATE, READ, WRITE, PRECHARGE) but lacks DLL calibration or differential clocking required for LPDDR2.

Is the 2 MB Flash organized as a single bank or dual banks?

The 2,048 KB Flash is physically organized as two independent 1,024 KB banks, enabling true background read-while-write (RWW) operation. This allows firmware updates via IAP without halting real-time control tasks - verified in Infineon's XMC4800 Application Note AP32287.