Infineon Technologies XMC1201T038F0128ABXUMA1

Overview

XMC1201T038F0128ABXUMA1 from Infineon Technologies is an ARM® Cortex™-M0 32-bit microcontroller optimized for LED lighting and human-machine interface (HMI) applications, featuring 128 KB on-chip Flash, 16 KB SRAM, and integrated analog peripherals including a 12-bit VADC with up to 16 channels and two LED timer subsystems (LEDTS0/LEDTS1). It operates at up to 48 MHz and supports industrial temperature range (–40 °C to +105 °C) in a TSSOP-38 package.

For engineers reviewing the XMC1201T038F0128ABXUMA1 datasheet, XMC1201T038F0128ABXUMA1 pinout, XMC1201T038F0128ABXUMA1 application, or XMC1201T038F0128ABXUMA1 equivalent, key selection considerations include its dedicated LED timing hardware, integrated analog comparators and out-of-range detection (ORC), and support for SPD (Synchronous Parallel Data) interface in lighting control systems.

Technical Context

The XMC1201T038F0128ABXUMA1 implements a single-core ARM Cortex-M0 CPU with Thumb/Thumb-2 instruction set support, tightly coupled to a 16 KB SRAM and 128 KB Flash memory (including 0.5 KB read-only sector 0). Its system architecture includes an AHB-Lite bus for high-speed peripheral access and APB bus for low-speed peripherals.

Analog subsystem integration includes a 12-bit voltage ADC (VADC) with 16 input channels, two analog comparators (ACMP), an out-of-range comparator (ORC), and a temperature sensor. Timing control is enhanced by two LED timer subsystems (LEDTS0/LEDTS1) with dedicated PWM generation and dimming logic for multi-channel LED drivers.

Key Specifications

Pinout & Package

Package: TSSOP-38 (38-pin Thin Shrink Small Outline Package), 9.7 mm × 4.4 mm body, 0.65 mm lead pitch, JEDEC MO-153 compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications in LED lighting and industrial HMI.

Compared with XMC1201T038F0128ABXUMA1, the XMC1202 variant offers immediate Flash scalability within identical hardware, while the XMC1302 introduces architectural improvements requiring firmware rework but delivering measurable performance headroom for advanced lighting control.

Availability

XMC1201T038F0128ABXUMA1 is available at Aetrix Electronics and suitable for smart LED driver modules, industrial touch panel controllers, programmable LED signage, and embedded lighting gateways requiring stable component supply and long-term industrial lifecycle support.

Supply support for XMC1201T038F0128ABXUMA1 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 AG is a German semiconductor manufacturer specializing in power management, automotive, industrial, and security solutions, with global R&D and manufacturing infrastructure.

The XMC1000 family - including the XMC1200 series - was designed specifically for cost-sensitive, real-time industrial control applications such as LED lighting, motor control, and HMI, emphasizing analog integration and deterministic timing hardware.

FAQ

What is the maximum operating frequency of the XMC1201T038F0128ABXUMA1?

The device operates at a maximum CPU frequency of 48 MHz, derived from its internal DCO (Digitally Controlled Oscillator) or external crystal source. This frequency is fully supported across the entire industrial temperature range (–40 °C to +105 °C) and under all specified supply voltage conditions (VDDP = 1.3 V ± 0.1 V).

Does the XMC1201T038F0128ABXUMA1 support in-circuit debugging?

Yes, it supports Serial Wire Debug (SWD) via dedicated SWDIO and SWCLK pins, enabling full programming, breakpoint setting, and real-time variable inspection using standard tools like SEGGER J-Link or Infineon DAVE™ IDE. No external debug adapter is required beyond a two-wire physical connection.

Can the VADC perform conversions without CPU intervention?

Yes, the VADC supports hardware-triggered conversions using CCU4 or LEDTS events, and results can be automatically stored in a configurable FIFO with DMA request generation. This allows continuous current sensing during LED dimming cycles without CPU polling or interrupt overhead.

Is the SPD interface electrically compatible with common LED driver ICs?

Yes, the SPD interface meets the timing and voltage specifications required by Infineon's TLD5098EL and TLD5541-1 LED drivers, including setup/hold times, clock edge alignment, and 3.3 V CMOS logic levels. The interface is configured via dedicated SPD registers in the SCU module and requires no external level-shifting.