Infineon Technologies XMC1201T038F0200AAXUMA1

Overview

XMC1201T038F0200AAXUMA1 from Infineon Technologies is an ARM® Cortex™-M0 32-bit microcontroller optimized for LED lighting and human-machine interface (HMI) applications, featuring 200 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 XMC1201T038F0200AAXUMA1 datasheet, XMC1201T038F0200AAXUMA1 pinout, XMC1201T038F0200AAXUMA1 application, or XMC1201T038F0200AAXUMA1 equivalent, key selection considerations include its dedicated LED timing hardware, integrated analog comparators and out-of-range detection, and support for SPD (Synchronous Parallel Data) interface in lighting control systems.

Technical Context

The XMC1201T038F0200AAXUMA1 implements a single-core ARM Cortex-M0 processor with Thumb/Thumb-2 instruction set support, coupled with a tightly coupled AHB-Lite bus matrix and APB peripheral bridge. Its analog subsystem integrates a voltage-controlled oscillator (DCO), temperature sensor, two analog comparators (ACMP), and an out-of-range comparator (ORC) for real-time signal monitoring.

Dedicated hardware accelerators include the LED Timer Subsystem (LEDTS) with PWM generation and dimming control logic, and the Universal Serial Interface Channel (USIC) supporting UART, SPI, I²C, and I²S protocols. The device uses a segmented Flash architecture with sector 0 (0.5 kB) read-only for bootloader storage.

Key Specifications

Pinout & Package

Package: TSSOP-38 (Thin Shrink Small Outline Package, 38-pin, 0.65 mm lead pitch, body width 4.4 mm).

Key Features

Applications

Equivalent & Alternatives

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

Compared with XMC1202T038F0200AAXUMA1, this part trades EEPROM and USIC configurability for lower cost and identical LEDTS capability; versus XMC1100T016F0064AAXUMA1, it delivers full lighting-specific hardware acceleration at higher density and feature depth, justifying its use in performance-critical industrial lighting designs.

Availability

XMC1201T038F0200AAXUMA1 is available at Aetrix Electronics and suitable for LED driver control, HMI panel controllers, and smart lighting node designs requiring stable component supply, long-term industrial qualification, and consistent firmware development toolchain support.

Supply support for XMC1201T038F0200AAXUMA1 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 was designed specifically for industrial embedded control, emphasizing robust analog integration, deterministic real-time peripherals, and energy-efficient operation in harsh environments - with the XMC1200 series targeting LED lighting and HMI applications.

FAQ

What is the maximum operating frequency of the XMC1201T038F0200AAXUMA1?

The device operates at a maximum CPU clock frequency of 48 MHz, derived from either the internal DCO or an external crystal oscillator (1–20 MHz) multiplied via PLL. 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, VDDA = 3.3 V ±0.3 V).

Does the XMC1201T038F0200AAXUMA1 support in-system programming (ISP)?

Yes, it supports ISP via the Serial Wire Debug (SWD) interface using standard tools such as DAVE™ or third-party JTAG/SWD debuggers. Flash programming can be performed without removing the device from the PCB, and the bootloader resides in the protected 0.5 kB read-only sector (sector 0), ensuring safe firmware updates even after field deployment.

How many independent PWM channels does the LEDTS provide?

The device contains two LED Timer Subsystems (LEDTS0 and LEDTS1), each supporting up to eight independent PWM output channels with programmable resolution (up to 16-bit), phase shift, and dimming curve lookup tables. Channels can be grouped for synchronized control or operated independently for multi-zone lighting control.

Is there hardware support for DALI-2 protocol implementation?

The XMC1201T038F0200AAXUMA1 does not include a dedicated DALI transceiver, but its USIC peripheral supports UART mode with configurable baud rates up to 250 kbps and hardware half-duplex control - enabling compliant DALI-2 physical layer implementation when paired with an external DALI transceiver IC (e.g., Infineon IRS21844 or TI UCC3912).