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XMC4108-Q48K64BA 80MHz Cortex-M4 64KB MCU | Infineon

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PG-VQFN-48-4 Package 80 MHz Speed 64 KB Memory
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XMC4108-Q48K64BA Übersicht

The Infineon XMC4108-Q48K64BA is a 32-bit ARM Cortex-M4 industrial microcontroller operating at 80 MHz, with 64 KB of embedded flash and 20 KB of SRAM. It is supplied in a PG-VQFN-48 package and is specified for an industrial ambient temperature range of -40°C to 125°C. These headline resources and environmental ratings position the device for compact embedded-control systems requiring deterministic real-time performance and broad temperature support.

A microcontroller is a programmable system-on-chip that integrates a processor core, memory, peripherals, and communication interfaces into one device. The XMC4000 family belongs to the hierarchy of 32-bit MCU, embedded processor, controller, and semiconductor. Infineon describes the XMC4108-Q48K64 BA as an industrial ARM Cortex-M4 MCU, making it suitable for embedded control applications where a compact microcontroller must execute application code and manage external inputs, outputs, and communications.

The device combines 64 KB of flash for nonvolatile program storage with 20 KB of SRAM for working memory. Its Cortex-M4 core operates at 80 MHz, providing the computational throughput required by embedded-control workloads while retaining the simplicity of a single-chip implementation. The supplied data also identifies the family as an industrial MCU, while the -40°C to 125°C range supports deployments across extended commercial and industrial temperature environments.

The Q48 ordering option indicates a 48-pin VQFN package, and the DigiKey listing for the closely related XMC4108Q48K64ABXUMA1 identifies the package as PG-VQFN-48-4. The manufacturer and distributor records also associate the XMC4108 family with the XMC4000 industrial-microcontroller family. Exact peripheral inventories, pin functions, electrical limits, clock architecture, and memory-map details should be confirmed in the Infineon datasheet before schematic or firmware sign-off.

Typical uses include industrial automation controllers, sensor and actuator interface modules, motor-control support systems, building-automation equipment, and embedded communications controllers. In these applications, the 80 MHz Cortex-M4 core can execute control logic while the 64 KB flash stores firmware and the 20 KB SRAM supports working state. The -40°C to 125°C specification makes the MCU particularly relevant where ambient temperatures exceed typical consumer-electronics limits.

Design planning should focus on exact pin allocation, supported I/O functions, decoupling, clock configuration, and the selected package footprint. Because the verified excerpts do not provide a complete pin table, the public pinout cannot be reproduced reliably from the supplied data; engineers should therefore use the manufacturer documentation for land pattern, exposed-pad connection, and peripheral multiplexing.

This page combines verified manufacturer and distributor data with a transparent selection guide, application guidance, design notes, and same-package alternatives. It distinguishes confirmed XMC4108-Q48K64BA attributes from fields that still require datasheet-level verification, helping engineers narrow the part without treating incomplete search snippets as full specifications.

Drop-in-Alternativen für XMC4108-Q48K64BA – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

XMC4108-F64K64-BA

✅ Drop-In
📦 F64 package option
Same 80 MHz Cortex-M4 core, 64 KB flash, and 20 KB SRAM; package code differs from Q48, with pin compatibility not explicitly confirmed

📋 Referenzalternative (nicht im Katalog)

XMC4108-Q48K64ABXUMA1

✅ Drop-In
📦 PG-VQFN-48-4
Same 80 MHz Cortex-M4 core and 64 KB flash configuration; ordering-code and SRAM details require verification, with 20 KB SRAM confirmed only for the target excerpt

📋 Referenzalternative (nicht im Katalog)

XMC4108-Q48K64BA Grenzwerte & elektrische Eigenschaften

Product Type 32-bit industrial microcontroller
Processor Core ARM Cortex-M4
Maximum CPU Frequency 80 MHz
Architecture 32-bit
Embedded Flash Memory 64 KB
SRAM 20 KB
Product Family XMC4000
Series XMC4100/4200
Betriebstemperaturbereich -40°C to 125°C
Temperature Grade Industrial
Gehäuse PG-VQFN-48-4
Pin-Anzahl 48 pins
Montageart Surface mount
Core Variant ARM Cortex-M4 processor core
Flash Organization 64K x 8 bits

XMC4108-Q48K64BA pg-vqfn-48-4 Pinbelegungsleitfaden

Pinbelegung für XMC4108-Q48K64BA (pg-vqfn-48-4-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.

Pinbelegungsdiagramm für XMC4108-Q48K64BA im pg-vqfn-48-4-Gehäuse

Keine detaillierten Pinbelegungsdaten verfügbar für XMC4108-Q48K64BA.

Siehe die Datenblatt für die vollständige Pin-Konfiguration.

Typische Anwendungen

XMC4108-Q48K64BA ist geeignet für 6 Anwendungs: Industrial Automation Controller, Sensor and Actuator Interface Module, Motor Control Support Controller, Building Automation Equipment, Embedded Communications Gateway, Condition Monitoring Controller.

🏭

Industrial Automation Controller

The XMC4108-Q48K64BA fits compact industrial automation controllers because its 80 MHz ARM Cortex-M4 core can execute time-critical control logic while the 64 KB flash stores application firmware. The 20 KB SRAM provides working memory for control state, and the -40°C to 125°C operating range supports equipment exposed to extended ambient temperatures. Used as the central controller, it can coordinate sensor acquisition, actuator commands, and communications. Designers should allocate the device's verified pins according to the manufacturer datasheet and validate timing against the specific control loop.

🧩

Sensor and Actuator Interface Module

The XMC4108-Q48K64BA is suitable for a distributed sensor and actuator interface module when local processing must occur close to the field wiring. Its 80 MHz Cortex-M4 core handles acquisition sequencing and local logic, while 20 KB SRAM supports buffers and state machines. The industrial temperature rating of -40°C to 125°C makes the device useful in factory equipment, environmental monitoring, and process-control cabinets. Final peripheral and pin assignments must be checked in the manufacturer documentation before selecting digital, analog, and communication functions.

⚡

Motor Control Support Controller

The XMC4108-Q48K64BA can serve as a supervisory controller in motor-control systems where supervisory logic must run alongside power-conversion hardware. The 80 MHz ARM Cortex-M4 performance supports responsive command handling, fault-state management, and communication, while 64 KB flash accommodates control code and 20 KB SRAM supports working variables. Its -40°C to 125°C range is useful in industrial machinery and vehicle-adjacent environments. The exact timer, analog, and debug resources must be confirmed before assigning control-loop functions.

🏠

Building Automation Equipment

The XMC4108-Q48K64BA fits building-automation controllers that combine local logic with serial network connectivity. Its 80 MHz Cortex-M4 core handles protocol tasks and supervisory control, while 64 KB flash and 20 KB SRAM fit compact embedded firmware. The -40°C to 125°C range supports equipment installed near heat sources, while the 48-pin surface-mount package assists compact board designs. A practical implementation may use RS-485 for field devices and Ethernet for backbone connectivity, subject to pin availability and timing verification.

🌐

Embedded Communications Gateway

The XMC4108-Q48K64BA can support a compact protocol-conversion or communications gateway when one Cortex-M4 core must manage real-time data movement. Its 80 MHz operating speed provides useful processing headroom, and the 64 KB flash and 20 KB SRAM accommodate protocol stacks and working buffers. The industrial temperature range supports gateways deployed in machinery rooms and industrial cabinets. Interface selection requires validation of multiplexing and timing, particularly when combining UART, CAN, Ethernet, or RS-485 functions within the available PG-VQFN-48 pins.

📈

Condition Monitoring Controller

The XMC4108-Q48K64BA is applicable to condition-monitoring equipment that samples sensors, evaluates operating state, and reports events. The 80 MHz Cortex-M4 core supports timely acquisition and control logic, while 64 KB flash holds firmware and 20 KB SRAM supports sample buffering and status tracking. Its -40°C to 125°C range allows deployment near motors, pumps, or other thermally variable industrial assets. Engineers should verify ADC-related resources, timer channels, memory endurance assumptions, and diagnostic behavior using the full manufacturer datasheet before production release.

What is the XMC4108-Q48K64BA?
The XMC4108-Q48K64BA is an Infineon 32-bit industrial microcontroller built around an ARM Cortex-M4 processor core and operating at 80 MHz. According to the Infineon product-page search excerpt, it provides 64 KB of flash, 20 KB of SRAM, and an operating range of -40°C to 125°C. It is packaged as a 48-pin PG-VQFN-4 device for surface-mounted embedded-control designs.
What are the key specifications of XMC4108-Q48K64BA that engineers should know?
The key confirmed specifications are an 80 MHz ARM Cortex-M4 core, 64 KB of flash, 20 KB of SRAM, a -40°C to 125°C operating range, and a 48-pin PG-VQFN-4 package. Infineon identifies the device as an industrial XMC4000-family MCU. These values position it for embedded control applications requiring moderate code storage, real-time processing capacity, and extended-temperature operation.
Where can I download the XMC4108-Q48K64BA datasheet PDF?
The official XMC4108-Q48K64-BA product page is the primary starting point for the Infineon datasheet and ordering information at https://www.infineon.com/part/XMC4108-Q48K64-BA. The verified results also identify an XMC4108-Q48x64 PDF and the XMC4100/4200 series datasheet. Use the manufacturer document for authoritative pin functions, timing, electrical limits, and package details.
Where can I find the XMC4108-Q48K64BA pinout?
The XMC4108-Q48K64BA pinout should be taken from the Infineon XMC4108-Q48x64 or XMC4100/4200 series datasheet rather than inferred from the distributor excerpt. The Q48 variant is identified as PG-VQFN-48-4. The verified data does not expose the complete numbered pin table, so pin names, exposed-pad details, and alternate functions remain marked as unavailable in this dataset.
What memory resources does the XMC4108-Q48K64BA provide?
The XMC4108-Q48K64BA provides 64 KB of embedded flash and 20 KB of SRAM, according to the Infineon product-page excerpt. The related DigiKey listing describes the flash as 64K x 8 bits. These resources support firmware storage and working memory for real-time embedded control, while exact code-execution, bootloader, and peripheral memory-map details require the manufacturer datasheet.
Is XMC4108-Q48K64BA suitable for industrial applications?
Yes, the XMC4108-Q48K64BA is explicitly described by Infineon as an industrial ARM Cortex-M4 MCU and is specified from -40°C to 125°C. Its 80 MHz core, 64 KB flash, and 20 KB SRAM suit compact industrial controllers operating across extended temperatures. Final suitability still depends on peripheral coverage, timing, electrical limits, qualification details, and system validation.
Where to buy XMC4108-Q48K64BA online?
The verified results list the XMC4108-Q48K64BA through DigiKey Marketplace, where it is offered by Rochester Electronics, and also show an Avaq purchase listing. Infineon remains the authoritative manufacturer. No reliable unit-price or stock quantity was present in the supplied excerpts, so current availability, authorized-channel status, and lead time should be confirmed with the seller.
What is the price of XMC4108-Q48K64BA?
The verified dataset does not provide a numeric unit price for XMC4108-Q48K64BA, so its current price cannot be stated reliably as of 2026-10-23. The part appears on DigiKey Marketplace and Avaq, where sellers may require a quote. Request a current quotation and logistics terms from the selected distributor before budgeting, because price, stock, and lead time can change.
What is the lead time for XMC4108-Q48K64BA?
The XMC4108-Q48K64BA lead time is not specified in the verified web data as of 2026-10-23. Because the DigiKey Marketplace listing may be fulfilled by a non-authorized source and the Avaq result is an inquiry listing, lead time should be requested directly. Confirm factory availability, date codes, authorized-channel provenance, and shipment terms before committing production quantities.
Is XMC4108-Q48K64BA in stock?
Stock is not confirmed by the supplied records for XMC4108-Q48K64BA as of 2026-10-23. A DigiKey Marketplace listing indicates a marketplace order route, while the Avaq page describes inquiry-based purchasing; neither excerpt provides a verified quantity. Check the live seller inventory and request a written stock confirmation before scheduling production, especially for 1000-piece and larger builds.
What can replace the XMC4108-Q48K64BA?
No independently verified cross-brand drop-in replacement for the XMC4108-Q48K64BA appears in the supplied cross-reference results. The only clearly identified same-family alternative is the Infineon XMC4108-F64K64-BA, which retains the XMC4000 family, 80 MHz core, 64 KB flash, and 20 KB SRAM but uses a different package option. PCB compatibility still requires package and pin-level verification.
Is XMC4108-F64K64-BA the same as XMC4108-Q48K64BA?
No, the XMC4108-F64K64-BA is closely related but not identical to the XMC4108-Q48K64BA. Both are Infineon XMC4000-family industrial Cortex-M4 MCUs with an 80 MHz core, 64 KB flash, and 20 KB SRAM. The ordering code differs in package designation: Q48 indicates the target's 48-pin option, while F64 indicates another package option that cannot be assumed pin-to-pin compatible.
What is the best Infineon equivalent for XMC4108-Q48K64BA?
The best verified Infineon starting point is the XMC4108-F64K64-BA because its manufacturer excerpt confirms the same XMC4000 family, 80 MHz Cortex-M4 performance, 64 KB flash, and 20 KB SRAM. It is not a confirmed drop-in substitute for the Q48 package. Engineers should compare the package drawings, pin assignments, exposed pad, and supported peripherals before considering a PCB replacement.
XMC4108-Q48K64BA vs XMC4108-F64K64-BA: which is better?
The XMC4108-Q48K64BA is preferable when an existing 48-pin PG-VQFN-4 PCB must be retained because its Q48 package is confirmed. The XMC4108-F64K64-BA has the same verified 80 MHz, 64 KB flash, and 20 KB SRAM resources but a different package code. Choose the F64 device only after its mechanical drawing and pin compatibility have been validated against the target board.
When should I choose XMC4108-Q48K64BA over another XMC4000 microcontroller?
Choose the XMC4108-Q48K64BA when the design specifically benefits from its confirmed combination of an 80 MHz Cortex-M4 core, 64 KB flash, 20 KB SRAM, a 48-pin QFN package, and -40°C to 125°C operation. If a different Infineon package or family member offers required peripherals, verify those functions first; comparable CPU speed and memory alone do not establish interchangeability.

Technische Referenzdaten für XMC4108-Q48K64BA – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

Choose the XMC4108-Q48K64BA when a design specifically requires an Infineon industrial ARM Cortex-M4 MCU with an 80 MHz core, 64 KB flash, 20 KB SRAM, a PG-VQFN-48-4 package, and an extended -40°C to 125°C operating range. The XMC4108-Q48K64ABXUMA1 is a useful same-package ordering candidate because the distributor excerpt confirms the same core, frequency, flash size, and package, but its SRAM, temperature rating, and ordering details must be checked. The XMC4108-F64K64-BA has matching core, frequency, flash, and SRAM, yet its F64 package code means it should not replace the Q48 device without mechanical and pin-level validation. For any substitute, compare supply voltages, peripherals, timers, communication functions, startup configuration, and exposed-pad requirements—not merely CPU speed and memory.

Vergleich mit Alternativen

Parameter Dieses Produkt XMC4108-F64K64-BA XMC4108-Q48K64ABXUMA1
Brand Infineon Infineon Infineon
Package PG-VQFN-48-4 F64 package option PG-VQFN-48-4
Processor Core ARM Cortex-M4 ARM Cortex-M4 ARM Cortex-M4
Maximum CPU Frequency 80 MHz 80 MHz 80 MHz
Embedded Flash 64 KB 64 KB 64 KB
Product Family XMC4000 XMC4000 XMC4000
Architecture 32-bit 32-bit 32-bit

Wichtigste Unterscheidungsmerkmale

  • Confirmed 48-pin package selection (vs. XMC4108-F64K64-BA)
  • Verified 20 KB SRAM allocation (vs. XMC4108-Q48K64ABXUMA1)
  • Exact target ordering code with temperature range (vs. XMC4108-Q48K64ABXUMA1)

Designhinweise

Treat the Q48 ordering option as a PG-VQFN-48-4 footprint only after checking the exact package drawing and exposed-pad requirements in the Infineon datasheet. Verify every assigned signal against the pin table, preserve the manufacturer's recommended land pattern, and provide the specified via and copper geometry beneath the exposed pad. The complete pin map was not present in the verified excerpts, so the package drawing must be treated as the PCB-layout source of truth.

Power the XMC4108-Q48K64BA from a supply that satisfies the exact core, analog, and I/O voltage limits published by Infineon. Place the required local decoupling capacitors at the corresponding supply pins and keep high-current return paths away from sensitive signal returns. Because the supplied data omits the electrical characteristics table, voltage tolerance, current limits, and decoupling values must not be inferred from generic Cortex-M4 designs.

Use the package thermal data to evaluate dissipation at the intended switching rate and ambient temperature. The component is rated to 125°C, but that maximum operating temperature is not a target for the PCB or enclosure. Preserve thermal spreader copper under the exposed pad, avoid thermally isolating the package with narrow board contours, and validate the hottest chamber condition using the manufacturer's junction-to-ambient and maximum-power information.

Do not treat identical CPU frequency, flash size, and SRAM size as proof of drop-in equivalence. Peripheral pin multiplexing, interrupt assignments, startup behavior, package dimensions, exposed-pad treatment, and device-specific ordering options can differ within one MCU family. In particular, the XMC4108-F64K64-BA is not established as a Q48 pin-compatible substitute by the supplied evidence; obtain the manufacturer comparison before changing an existing PCB.

Compliance-Informationen

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Bleifrei
Unknown
Halogenfrei
Unknown
Konfliktmineralien
Unknown

The supplied web excerpts identify an industrial temperature range but do not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. AEC-Q100 is treated as not applicable because this is an industrial MCU rather than an automotive-qualified device, but no automotive qualification claim is made.

Ähnliche Suchanfragen

XMC4108-Q48K64BA XMC4108-Q48K64BA datasheet Infineon XMC4108-Q48K64BA XMC4108-Q48K64BA specifications 80MHz Cortex-M4 64KB flash MCU PG-VQFN-48-4 XMC4000 microcontroller XMC4108-Q48K64BA industrial control XMC4108-Q48K64BA vs XMC4108-F64K64-BA XMC4108-Q48K64BA replacement XMC4108-Q48K64BA buy XMC4108-Q48K64BA price XMC4108-Q48K64BA pinout XMC4108-Q48K64BA lead time XMC4000 industrial Cortex-M4 MCU

Verwandte Bauteile & Begriffe

Infineon XMC4108-Q48K64BA XMC4108-Q48K64-BA XMC4108-F64K64-BA XMC4108-Q48K64ABXUMA1 XMC4000 XMC4100/4200 ARM Cortex-M4 32-bit microcontroller industrial microcontroller embedded processor semiconductor embedded flash SRAM PG-VQFN-48-4 VQFN surface-mount package industrial automation condition monitoring motor control building automation sensor interface RS-485 CAN Ethernet 80 MHz 64 KB flash 20 KB SRAM -40°C to 125°C
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