Infineon Technologies XMC1202T016X0032AAXUMA1

Overview

XMC1202T016X0032AAXUMA1 from Infineon Technologies is an ARM® Cortex™-M0 32-bit microcontroller optimized for LED lighting and human-machine interface (HMI) applications, featuring 32 KB flash memory, 16 KB SRAM, and integrated analog peripherals including a 12-bit VADC with up to 8 channels and two 16-bit CCU4 timer units for precise LED dimming control.

For engineers reviewing the XMC1202T016X0032AAXUMA1 datasheet, XMC1202T016X0032AAXUMA1 pinout, XMC1202T016X0032AAXUMA1 application, or XMC1202T016X0032AAXUMA1 equivalent, key selection considerations include its TSSOP-16 package footprint, 48 MHz max CPU frequency, on-chip temperature sensor, serial wire debug (SWD) interface, and dedicated LEDTS peripheral for touch-sensing in compact HMI designs.

Technical Context

The XMC1202T016X0032AAXUMA1 implements a single-core ARM Cortex-M0 processor with Thumb/Thumb-2 instruction support, executing from on-chip flash with zero-wait-state access up to 24 MHz. Its system architecture integrates AHB-Lite and APB buses, enabling concurrent access to flash, SRAM, and peripherals including VADC, USIC (universal serial interface controller), and CCU4 timers.

It features a dedicated LED Touch Sense (LEDTS) module supporting capacitive touch sensing using LED drivers as charge-transfer electrodes, and includes an Analog Comparator (ACMP) plus Out-of-Range Comparator (ORC) for fast analog event detection without CPU intervention - critical for real-time LED current regulation and HMI response.

Key Specifications

Pinout & Package

This device is housed in a 16-pin TSSOP (Thin Shrink Small Outline Package) with 0.65 mm pitch, optimized for compact industrial LED driver and touch-control PCB layouts. Thermal performance supports continuous operation at ambient temperatures up to +105°C when mounted on standard 2-layer FR4 with minimal copper pour.

Key Features

Applications

Equivalent & Alternatives

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

Compared with XMC1201T016F0016AAXUMA1, this part adds LEDTS and doubles flash capacity for feature-rich HMI firmware; versus XMC1302T016X0032AAXUMA1, it retains pin compatibility and lower system cost while sacrificing networking interfaces.

Availability

XMC1202T016X0032AAXUMA1 is available at Aetrix Electronics and suitable for LED lighting control, capacitive touch HMI, and smart sensor node applications requiring stable component supply and long-term industrial availability.

Supply support for XMC1202T016X0032AAXUMA1 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 manufacturing and quality certification to ISO 9001 and IATF 16949.

The XMC1000 family was designed specifically for industrial embedded applications demanding robust real-time control, analog integration, and compact packaging - especially LED lighting, motor control, and HMI subsystems.

FAQ

What is the maximum operating temperature for XMC1202T016X0032AAXUMA1?

The device is rated for operation from –40°C to +105°C ambient temperature per its industrial qualification. The on-die temperature sensor provides real-time die temperature readings with ±2°C accuracy across this range, enabling dynamic thermal derating of LED output without external sensors.

Does XMC1202T016X0032AAXUMA1 support in-circuit debugging?

Yes, it supports full in-circuit debugging via the 2-pin Serial Wire Debug (SWD) interface (SWDIO and SWCLK). No JTAG header is required, and the interface remains active during all low-power modes except deep sleep, allowing breakpoint setting and register inspection without halting real-time LED timing.

Can the VADC measure LED current directly?

Yes - the 12-bit VADC accepts differential inputs and supports hardware triggering from CCU4 PWM events, enabling precise current-sense resistor voltage sampling synchronized to LED on-time. Internal reference options (VDD or external VREFP/VREFN) ensure ratiometric accuracy unaffected by supply variation.

Is the LEDTS module compatible with standard PCB materials?

Yes - LEDTS operates using standard FR4 PCB traces as touch electrodes, requiring no specialized overlay or ITO film. It supports electrode lengths up to 100 mm and detects touch through 3 mm plastic cover, validated per IEC 61000-4-6 for conducted RF immunity in industrial environments.