Infineon Technologies XMC1202Q024X0016ABXUMA1

Overview

XMC1202Q024X0016ABXUMA1 from Infineon Technologies is an ARM® Cortex™-M0 32-bit microcontroller with 16 KB Flash, 16 KB SRAM, and integrated LED driver timing control (LEDTS), designed for digital LED lighting control and HMI systems. It features a 48 MHz max CPU frequency, 12-bit VADC with 16 channels, and dual capture/compare units (CCU4) for precise PWM generation in constant-current LED drivers.

For engineers reviewing the XMC1202Q024X0016ABXUMA1 datasheet, XMC1202Q024X0016ABXUMA1 pinout, XMC1202Q024X0016ABXUMA1 application, or XMC1202Q024X0016ABXUMA1 equivalent, key selection criteria include on-chip LED timing control (LEDTS0/LEDTS1), 12-bit analog-to-digital conversion with hardware averaging, and CCU4-based multi-channel PWM with dead-time insertion for synchronous buck or flyback LED drivers.

Technical Context

The XMC1202Q024X0016ABXUMA1 implements a single-core ARM Cortex-M0 processor operating at up to 48 MHz, supported by 16 KB of on-chip Flash memory (with 0.5 KB read-only sector) and 16 KB SRAM. It integrates dedicated LED timing subsystems (LEDTS0/LEDTS1) with programmable dimming curves and fault detection logic for open/short-circuit LED string monitoring.

Its analog subsystem includes a 12-bit VADC with 16 input channels, hardware averaging over up to 16 samples, and built-in temperature sensor interface. The CCU4 peripheral provides four independent timer slices with capture, compare, and PWM generation - each supporting complementary outputs with configurable dead time for driving half-bridge LED driver stages.

Key Specifications

Pinout & Package

Package: QFN-24 (4 mm × 4 mm, 0.5 mm pitch, exposed thermal pad). Pin count and I/O mapping align with XMC1200 series standard pinout for this package variant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar LED lighting control applications.

Compared with XMC1202Q024X0016ABXUMA1, the 32 KB Flash variant offers headroom for feature-rich lighting firmware without changing layout, while the XMC1302 introduces USB and higher clock speed at the cost of larger footprint and non-interchangeable pinout.

Availability

XMC1202Q024X0016ABXUMA1 is available at Aetrix Electronics and suitable for smart LED street lighting, RGB architectural lighting, and industrial HMI panels requiring stable component supply and long-term industrial lifecycle support.

Supply support for XMC1202Q024X0016ABXUMA1 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 MCUs, and industrial control solutions, with global manufacturing and quality certification to ISO/TS 16949 and IEC 61508.

The XMC1000 family - including the XMC1200 series - was engineered specifically for industrial LED lighting and human-machine interface applications, integrating domain-specific peripherals like LEDTS and CCU4 to reduce system-level design effort.

FAQ

What is the maximum operating frequency of the XMC1202Q024X0016ABXUMA1?

The XMC1202Q024X0016ABXUMA1 operates at a maximum CPU frequency of 48 MHz, derived from its internal 48 MHz oscillator or external crystal source. This frequency is fully supported across the specified industrial temperature range (−40 °C to +105 °C) and supply voltage range (1.3 V to 3.6 V), enabling deterministic real-time LED control loop execution.

Does this MCU support hardware-based LED dimming without CPU intervention?

Yes - it integrates two dedicated LED Timing Subsystems (LEDTS0 and LEDTS1) that generate dimming waveforms, manage fade transitions, and detect open/short LED string faults autonomously. These units operate independently of the CPU core, allowing background dimming control while the Cortex-M0 handles communication or diagnostics.

Can the VADC perform oversampling and averaging without firmware overhead?

Yes - the 12-bit VADC supports hardware-based averaging of up to 16 consecutive conversions per channel. This feature is configured via register settings and executed entirely in hardware, delivering noise-reduced results directly to memory without CPU polling or interrupt servicing.

Is the QFN-24 package thermally enhanced for LED driver applications?

Yes - the QFN-24 package includes an exposed thermal pad (EPAD) on the underside, which must be soldered to a PCB copper pour for effective heat dissipation. Thermal resistance (R_θJA) is specified at 50 °C/W under standard JEDEC conditions, making it suitable for LED driver ICs operating continuously at ambient temperatures up to +85 °C.