Infineon Technologies XMC1201T038F0032AAXUMA1

Overview

XMC1201T038F0032AAXUMA1 from Infineon Technologies is an ARM® Cortex™-M0 32-bit microcontroller with 32 KB on-chip Flash, 16 KB SRAM, and integrated analog peripherals including a 12-bit VADC with up to 16 channels, two 16-bit CCU4 timers, and USIC serial interfaces. It targets LED lighting control and HMI systems requiring real-time PWM generation, analog sensing, and compact industrial firmware execution.

For engineers reviewing the XMC1201T038F0032AAXUMA1 datasheet, XMC1201T038F0032AAXUMA1 pinout, XMC1201T038F0032AAXUMA1 application, or XMC1201T038F0032AAXUMA1 equivalent, key selection criteria include Flash/SRAM size, VADC resolution and channel count, CCU4 timer precision, USIC interface flexibility, and TSSOP-38 package compatibility with space-constrained PCB layouts.

Technical Context

The device implements a single-cycle ARM Cortex-M0 core operating at up to 48 MHz, supported by a dedicated AHB-Lite bus for memory access and APB bus for peripheral control. Its analog subsystem integrates a voltage-controlled oscillator (VCO)-based DCO for clock generation, a temperature sensor with ±2°C accuracy, and dual analog comparators with out-of-range detection.

Peripheral timing is managed via the SCU system control unit and CCU4 capture/compare units capable of center-aligned PWM with dead-time insertion. The USIC module supports synchronous serial communication in SPI, IIC, and IIS modes with independent baud rate generation per channel.

Key Specifications

Pinout & Package

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

Key Features

Applications

Equivalent & Alternatives

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

Compared with XMC1202T038F0064AAXUMA1, this part trades Flash capacity for lower unit cost while retaining identical timing, analog accuracy, and package footprint; versus XMC1100T016F0016ABXUMA1, it delivers full LED lighting feature set in same pinout family but requires TSSOP-38 layout space.

Availability

XMC1201T038F0032AAXUMA1 is available at Aetrix Electronics and suitable for LED lighting control, industrial HMI interfaces, and motorized dimmer actuators requiring stable component supply and long-term industrial lifecycle support.

Supply support for XMC1201T038F0032AAXUMA1 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, and industrial control ICs, with global R&D and manufacturing infrastructure.

This device belongs to the XMC1000 family, designed specifically for industrial real-time control applications including LED lighting, motor control, and human-machine interface systems with integrated analog and timing peripherals.

FAQ

What debug interface does XMC1201T038F0032AAXUMA1 support?

The device uses Serial Wire Debug (SWD) with dedicated SWDIO and SWCLK pins, fully compliant with ARM CoreSight standards. It supports real-time variable inspection, breakpoint setting, and flash programming without requiring JTAG pins, minimizing PCB footprint and simplifying debug probe integration.

Does this MCU include hardware-based touch sensing capability?

Yes - it integrates the LEDTS (LED Touch Sensing) peripheral with dedicated charge-transfer circuitry and hardware scan sequencing. This enables robust capacitive touch detection on up to 16 electrodes with built-in noise filtering, eliminating the need for external touch controller ICs in lighting and panel applications.

What is the maximum operating frequency of the CPU core?

The ARM Cortex-M0 core operates at up to 48 MHz, verified across the full industrial temperature range (-40°C to +125°C) and 2.7–5.5 V supply range. This frequency is sustained using the internal DCO with PLL multiplication, with no external crystal required for basic operation.

Can the VADC perform automatic channel sequencing without CPU intervention?

Yes - the VADC supports hardware-based group conversion with configurable scan sequences across up to 16 channels. Conversion triggers can be sourced from CCU4 timers, ERU events, or software, allowing continuous analog monitoring during sleep modes with zero CPU load until result buffer full interrupt.