Infineon Technologies XC8362FRIABFXUMA1

Overview

XC8362FRIABFXUMA1 from Infineon Technologies is an 8-bit single-chip microcontroller based on the XC800 core, compatible with the standard 8051 instruction set and executing instructions at two clocks per machine cycle. It integrates 8 KB Flash, 256 bytes RAM, 256 bytes XRAM, a 10-bit 8-channel ADC with differential input support, and a dedicated 16-bit Vector Computer (MDU + CORDIC) for motor control algorithms. It operates across -40 °C to 125 °C and targets automotive body electronics and industrial motor drives.

For engineers reviewing the XC8362FRIABFXUMA1 datasheet, XC8362FRIABFXUMA1 pinout, XC8362FRIABFXUMA1 application, or XC8362FRIABFXUMA1 equivalent, key selection criteria include its integrated FOC acceleration engine (MDU/CORDIC), dual-voltage I/O (2.5–5.5 V), on-chip 48 MHz oscillator with loss-of-clock detection, real-time clock with 32.768 kHz crystal pad, and PG-TSSOP-28 package with SAK temperature grade.

Technical Context

The XC8362FRIABFXUMA1 implements a two-clock-per-cycle 8051-compatible core with dual data pointers and on-chip voltage regulation-core logic runs at 2.5 V while I/O ports support 2.5–5.5 V. Its peripheral set includes three 16-bit timers (T0/T1/T2), a programmable watchdog timer with independent oscillator and windowed refresh, and a Capture/Compare Unit (CCU6) optimized for PWM generation in motor control.

It features a dedicated hardware vector computer comprising a Multiplication/Division Unit (MDU) and CORDIC unit for real-time trigonometric and rotational calculations-enabling efficient field-oriented control without software overhead. The 10-bit ADC supports up to 7 differential channels and digital filtering for effective resolution up to 13 bits, synchronized with CCU6 trigger events.

Key Specifications

Pinout & Package

XC8362FRIABFXUMA1 is housed in a PG-TSSOP-28 (28-pin thin shrink small outline package) with exposed thermal pad, RoHS-compliant, and rated for SAK temperature range (-40 °C to +125 °C).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 8-bit motor control microcontroller applications.

Compared with XC8362FRIABFXUMA1, the XC8362FRIABFXUMA2 offers identical functionality with enhanced traceability, while SAF-XC836-2FRA provides functional equivalence at lower cost-but requires thermal validation outside SAK-rated use cases.

Availability

XC8362FRIABFXUMA1 is available at Aetrix Electronics and suitable for automotive HVAC blower control, industrial BLDC motor drives, smart appliance motor management, and automotive body control modules requiring stable component supply across extended temperature ranges.

Supply support for XC8362FRIABFXUMA1 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 electronics, and security solutions, with global R&D and manufacturing infrastructure.

The XC835/836 product line was designed specifically for cost-sensitive, high-reliability 8-bit motor control applications-emphasizing integrated analog peripherals, hardware-accelerated math, and automotive-grade robustness.

FAQ

What is the maximum ADC sampling rate supported by XC8362FRIABFXUMA1?

The ADC supports up to 100 kSPS in single-conversion mode with 10-bit resolution. When configured with digital filtering for enhanced resolution (up to 13-bit effective), the maximum sustained sampling rate drops to 25 kSPS due to oversampling and decimation overhead. Conversion timing is fully deterministic and can be triggered by CCU6 events for precise motor current sampling alignment.

Does XC8362FRIABFXUMA1 support in-circuit debugging without external tools?

Yes-it features a Single-Pin Debug (SPD) interface that enables full on-chip debugging (breakpoints, stepping, register/memory inspection) using only the dedicated SPD pin and standard UART-level signaling. No JTAG adapter or additional pins are required, simplifying board layout and reducing test point count.

Can the on-chip 48 MHz oscillator be used as the main system clock source?

Yes-the internal 48 MHz RC oscillator is the default system clock source after reset and supports full-speed operation across the entire SAK temperature range. It includes loss-of-clock detection with automatic failover to backup oscillator or reset assertion, meeting ASIL-B timing integrity requirements for automotive applications.

How does the CCU6 unit differ from standard timer peripherals in XC8362FRIABFXUMA1?

The CCU6 is a dedicated capture/compare unit with six output channels, dead-time insertion, and asymmetric PWM generation-specifically architected for 3-phase motor gate drive. Unlike general-purpose timers T0/T1/T2, CCU6 supports hardware synchronization with ADC triggers and fault inputs (e.g., overcurrent shutdown), enabling safe, jitter-free motor commutation without CPU intervention.