NXP Semiconductors

MKL03Z32VFG4 - 48MHz 32KB Cortex-M0+ MCU | NXP | IoT

Teilenummer: MKL03Z32VFG4 ✓ Aktiv
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16-QFN (3 x 3 mm) Package 48 MHz Speed 32 KB (32K x 8) Memory
Ab $1.85 USD / Stück
MOQ: 1 |
Preis aktualisiert: 2026-10-08
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Menge Stückpreis Gesamt
1 $2.482 $2,48
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100 $2.25 $225,00
500 $2.05 $1.025,00
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MKL03Z32VFG4 Übersicht

The NXP Semiconductors MKL03Z32VFG4 is an ultra-low-power 32-bit Arm Cortex-M0+ microcontroller with a 48 MHz core, 32 KB flash memory, and 2 KB SRAM, packaged in a compact 16-QFN enclosure measuring 3 x 3 mm. It is designed for portable and space-constrained applications where low power consumption, compact size, and efficient processing must coexist in a single device.

A microcontroller is a programmable integrated circuit containing a processor core, nonvolatile program memory, working memory, and peripherals. The MKL03Z32VFG4 belongs to the Kinetis KL03 family, an entry point into NXP's Kinetis L-series of Arm Cortex-M0+ devices. Its 48 MHz operating frequency supports responsive control and measurement tasks while maintaining low system power, making it suitable for battery-powered sensors, portable instruments, and connected edge devices.

Key verified features include an Arm Cortex-M0+ processor core, 48 MHz maximum frequency, 32 KB flash, and 2 KB SRAM. The device also provides flexible clocking options and integrated power management, which help designers optimize energy use across active and low-power operating modes. Its small 16-QFN package supports dense PCB layouts while exposing the required connectivity and peripheral resources.

The MKL03Z32VFG4 is positioned for portable applications requiring a compact, energy-efficient MCU rather than a high-performance processor. Its architecture is appropriate for simple control loops, sensor conditioning, low-rate communication, and embedded logic where deterministic peripheral interaction matters more than large memory capacity. The 32 KB flash footprint is well suited to compact firmware images and application-specific control code.

Typical applications include wearable accessories, low-power sensor nodes, smart-home devices, battery-operated measurement equipment, portable medical accessories, and embedded control modules. Its small footprint is especially useful when PCB area is limited and low standby power is important.

Designers should confirm the exact peripheral assignments, pin multiplexing, clock configuration, voltage limits, and memory map in the NXP manufacturer documentation before layout. The 3 x 3 mm QFN package also requires careful thermal-pad and solder-assembly planning.

This page consolidates verified NXP and distributor information, pricing context, technical comparisons, and application guidance for engineers evaluating the MKL03Z32VFG4.

Drop-in-Alternativen für MKL03Z32VFG4 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Varianten dieser Serie

Modelle derselben Serie, die drop-in-kompatibel sind mit MKL03Z32VFG4 (gleiche Bauform und Footprint) – abweichend in Package.

NXP Semiconductors
Package: 24-QFN (4x4 mm)
Vergleichen mit MKL03Z32VFG4 →

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

MKL03Z32VFK4

✅ Drop-In
NXP Semiconductors
📦 16-QFN
ARM Cortex-M0+ · Kinetis KL03 · 48 MHz · 32 KB · 2 KB · 1.71 V to 3.6 V · 24-QFN (4x4 mm) · Surface Mount

✓ Auf Lager

$1.61 / Stück

Datenblatt ansehen →

MKL02Z32VFG4R

✅ Drop-In
📦 16-QFN
Related Kinetis KL02-class device; memory, feature, and pin compatibility require datasheet verification

📋 Referenzalternative (nicht im Katalog)

MKL16Z64VFT4

✅ Drop-In
📦 [DATA_NEEDED: package]
Related Kinetis device but package and memory configuration are not verified as identical

📋 Referenzalternative (nicht im Katalog)

MKL33Z128VLH4

✅ Drop-In
📦 [DATA_NEEDED: package]
Related Kinetis device; supplied comparison does not confirm identical footprint or pin mapping

📋 Referenzalternative (nicht im Katalog)

MKL22FX512AVMC12

✅ Drop-In
📦 [DATA_NEEDED: package]
NXP Kinetis family device with materially different memory and package details not verified here

📋 Referenzalternative (nicht im Katalog)

MKL03Z32VFG4 Grenzwerte & elektrische Eigenschaften

Product Type 32-bit ARM Cortex-M0+ microcontroller
Processor Core Arm Cortex-M0+
Maximum CPU Frequency 48 MHz
Flash Memory 32 KB (32K x 8)
SRAM 2 KB
Architecture 32-bit RISC
Family Kinetis KL03
Product Series Kinetis L series
Gehäuse 16-QFN (3 x 3 mm)
Montageart Surface mount
Core Count 1
Power Class Ultra-low-power portable MCU
Clocking Flexible clocking options
Power Management Integrated power management

MKL03Z32VFG4 16-qfn (3 x 3 mm) Pinbelegungsleitfaden

Pinbelegung für MKL03Z32VFG4 (16-qfn (3 x 3 mm)-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 MKL03Z32VFG4 im 16-qfn (3 x 3 mm)-Gehäuse

Keine detaillierten Pinbelegungsdaten verfügbar für MKL03Z32VFG4.

Siehe die Datenblatt für die vollständige Pin-Konfiguration.

Typische Anwendungen

MKL03Z32VFG4 ist geeignet für 6 Anwendungs: Battery-Powered Sensor Nodes, Portable Medical Accessories, Smart-Home Control Modules, Battery-Operated Measurement Instruments, Industrial Wearables and Portable Controls, Energy-Efficient IoT Endpoint Boards.

🧩

Battery-Powered Sensor Nodes

The MKL03Z32VFG4 fits battery-powered sensor nodes because its ultra-low-power Kinetis KL03 architecture combines a 48 MHz Arm Cortex-M0+ core with integrated power management. A sensor node can wake periodically, acquire measurements, perform local filtering, and return to a low-power state without carrying the memory and processing overhead of a larger MCU. The 32 KB flash and 2 KB SRAM are sufficient for compact control firmware and small data buffers, while the 3 x 3 mm package preserves space in a distributed sensing product.

💊

Portable Medical Accessories

The MKL03Z32VFG4 is suitable for portable medical accessories that require compact processing, controlled energy use, and responsive embedded logic. Its 48 MHz Cortex-M0+ core can supervise sensor inputs, apply configurable filtering, manage buttons or indicators, and coordinate low-speed data transfer. The ultra-low-power positioning is valuable when the product operates from a small battery or spends substantial time idle. Medical designs still require application-specific validation, electrical safety review, and confirmation of the complete peripheral and supply specifications.

🏠

Smart-Home Control Modules

The MKL03Z32VFG4 can be used in compact smart-home control modules where local state management, button or sensor handling, and low-power operation are required. Its 48 MHz core provides useful responsiveness for simple control logic, while 32 KB flash supports application firmware and 2 KB SRAM supports short-lived control data. The 16-QFN package enables small PCB outlines in wall controls, smart plugs, sensor interfaces, and auxiliary modules. Wireless or high-speed network transceivers may be added separately if the system architecture requires them.

⚡

Battery-Operated Measurement Instruments

The MKL03Z32VFG4 is appropriate for portable measurement instruments where a low-power MCU must coordinate analog or digital sensors and present compact user controls. The device's 48 MHz Arm Cortex-M0+ core can handle sampling sequencing, calibration tables, threshold logic, and serial reporting. The 32 KB flash footprint is suitable for focused firmware, while 2 KB SRAM can support small working buffers. For higher-resolution or faster conversion requirements, a dedicated converter such as the MCP3426 family may be paired with the MCU, subject to the design's timing and power budget.

🏭

Industrial Wearables and Portable Controls

The MKL03Z32VFG4 can support industrial wearables and portable controls where low standby power and a compact controller are important. Its Arm Cortex-M0+ architecture provides a straightforward platform for reading switches, driving indicators, logging events, and managing local safety interlocks. The 48 MHz operating point allows deterministic control tasks without the complexity of a higher-end MCU. The 16-QFN package helps reduce board area in compact products, but industrial environmental requirements should be checked against the official NXP temperature, voltage, and qualification data.

📡

Energy-Efficient IoT Endpoint Boards

The MKL03Z32VFG4 is a strong fit for energy-efficient IoT endpoint boards that perform local sensing, decision-making, and low-power communication control. The 48 MHz Cortex-M0+ processor provides enough performance for event handling and protocol support without requiring a larger memory system, while flexible clocking and integrated power management help tune energy consumption. The 32 KB flash and 2 KB SRAM should be checked against the actual firmware image, stack requirements, and buffering needs. A separate radio or network component can be added when wireless connectivity is outside the MCU's verified scope.

What is the MKL03Z32VFG4?
The MKL03Z32VFG4 is an NXP Semiconductors 32-bit Arm Cortex-M0+ microcontroller built for ultra-low-power portable applications. Verified sources identify a 48 MHz maximum CPU frequency, 32 KB flash memory, 2 KB SRAM, flexible clocking options, and a compact 16-QFN package measuring 3 x 3 mm.
What are the key specifications engineers should know about MKL03Z32VFG4?
The MKL03Z32VFG4 combines a 48 MHz Arm Cortex-M0+ core with 32 KB flash and 2 KB SRAM. It is identified as an ultra-low-power Kinetis KL03 MCU with flexible clocking and integrated power management. Its 16-QFN package is only 3 x 3 mm, making it suitable for compact portable products and space-constrained PCB layouts.
Where can I download the MKL03Z32VFG4 datasheet PDF?
The official NXP product page for MKL03Z32VFG4 is https://www.nxp.com/part/MKL03Z32VFG4, where NXP provides product information and data-sheet access. The verified search results also identify the technical datasheet as a 59-page document on an independent datasheet site, but engineers should use the NXP-hosted document for the latest controlled revision.
What is the pinout of the MKL03Z32VFG4?
The MKL03Z32VFG4 uses a 16-QFN package measuring 3 x 3 mm. The verified search results confirm the package, but the supplied data does not include the complete pin-number and pin-name mapping. For layout or firmware work, consult the official NXP datasheet rather than inferring pin functions from the package size alone.
Is the MKL03Z32VFG4 suitable for battery-powered applications?
Yes, the MKL03Z32VFG4 is explicitly positioned as an ultra-low-power MCU for portable applications. Its 48 MHz Cortex-M0+ core handles embedded processing while flexible clocking and integrated power management support energy-conscious designs. Actual battery life depends on the selected operating mode, duty cycle, peripherals, and board-level leakage.
How much memory does the MKL03Z32VFG4 have?
The MKL03Z32VFG4 provides 32 KB of flash memory, described by distributors as 32K x 8, and 2 KB of SRAM. This combination is appropriate for compact control firmware and small data buffers. Memory requirements should be reviewed against the application code size, stack depth, and any storage needed for calibration or communication buffers.
Is the MKL03Z32VFG4 still active from NXP?
The verified NXP product result labels MKL03Z32VFG4 as Active. This indicates current product status on the manufacturer's page at the time of the supplied retrieval. Buyers should still check regional inventory, lifecycle notices, and authorized-distributor availability before committing a production design.
Where can I buy MKL03Z32VFG4 online?
The MKL03Z32VFG4 is listed by NXP and appears on distributor marketplaces including DigiKey, Mouser, LCSC, and Win Source. The verified LCSC result shows a price from $2.4820, while DigiKey and Mouser provide part, inventory, and pricing links. XAIPART can also be contacted for sourcing support and current availability.
What is the price of MKL03Z32VFG4?
The verified LCSC listing states a starting price of $2.4820 for MKL03Z32VFG4. Distributor pricing can change with quantity, inventory, and purchasing terms, so use $2.4820 as a reference point as of the supplied data retrieval on 2026-10-09 rather than a guaranteed quotation. Request a current price and lead time before purchasing.
What is the lead time for MKL03Z32VFG4?
The supplied verified data does not provide a manufacturer lead time for MKL03Z32VFG4. Because the NXP page identifies the part as active, availability may be better than an obsolete device, but actual delivery time depends on stock, region, and order quantity. Confirm the current lead time with NXP or an authorized distributor.
MKL03Z32VFG4 vs MKL03Z32VFK4 - which should I choose?
MKL03Z32VFG4 and MKL03Z32VFK4 are both identified as compact 32-bit Kinetis-family devices, but the supplied search results do not provide a verified complete pinout, temperature, or voltage comparison between them. Treat MKL03Z32VFK4 as a potential related device, not a confirmed drop-in replacement, until NXP documentation confirms package and pin compatibility.
What is the best replacement for MKL03Z32VFG4?
No confirmed pin-compatible replacement is established by the supplied cross-reference results. The verified material contains general search tools and a comparison page for MKL02Z32VFG4R, but it does not provide evidence that any candidate shares the MKL03Z32VFG4 pinout, package, memory map, and peripheral mapping. Validate any substitute against the official NXP datasheet and firmware migration requirements.
Can a different manufacturer replace MKL03Z32VFG4?
A cross-manufacturer replacement is possible only if the alternative has a verified identical 16-QFN footprint and compatible pin and peripheral mapping. The supplied search results do not identify such a part, and generic competitor tools are not enough to establish drop-in equivalence. Treat any cross-brand option as a redesign unless the manufacturer explicitly confirms compatibility.
When should I choose MKL03Z32VFG4 over another microcontroller?
Choose the MKL03Z32VFG4 when a design needs a compact, low-power Arm Cortex-M0+ MCU with 48 MHz performance, 32 KB flash, and 2 KB SRAM in a 3 x 3 mm 16-QFN package. It is a better fit than a larger MCU when board area, energy use, and firmware complexity are constrained, provided the 32 KB memory budget is sufficient.
What is the RoHS and REACH status of MKL03Z32VFG4?
The supplied verified data does not state the RoHS, REACH, lead-free, or halogen-free status of MKL03Z32VFG4. NXP's official product page and the current manufacturer datasheet or environmental declaration should be consulted for compliance documentation. Unknown status should not be interpreted as compliant or non-compliant in a procurement or regulatory file.

Technische Referenzdaten für MKL03Z32VFG4 – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

Choose the MKL03Z32VFG4 for compact, low-power embedded designs that need an Arm Cortex-M0+ MCU at 48 MHz with 32 KB flash and 2 KB SRAM. It is well suited to sensor nodes, portable controls, smart-home modules, and small measurement products where PCB area and standby energy matter. Choose MKL03Z32VFK4 only after confirming the exact package and pin compatibility; choose MKL02Z32VFG4R only after checking its memory, clock, and peripheral differences. Larger Kinetis devices such as MKL16Z64VFT4 or MKL33Z128VLH4 may provide more resources, but the supplied data does not establish a drop-in relationship. For any replacement, validate footprint, pin mapping, voltage, timing, firmware support, and production availability.

Vergleich mit Alternativen

Parameter Dieses Produkt MKL03Z32VFK4 MKL02Z32VFG4R MKL16Z64VFT4 MKL33Z128VLH4
Brand NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors
CPU Core Arm Cortex-M0+ Related MCU; core comparison not supplied Related MCU; core comparison not supplied Related MCU; core comparison not supplied Related MCU; core comparison not supplied
Power Class Ultra-low-power portable MCU Related compact MCU Related Kinetis MCU Related Kinetis MCU Related Kinetis MCU

Wichtigste Unterscheidungsmerkmale

  • Compact low-power combination (vs. MKL03Z32VFK4)
  • 32 KB flash and 2 KB SRAM positioning (vs. MKL02Z32VFG4R)
  • 48 MHz Cortex-M0+ processing (vs. MKL16Z64VFT4)

Designhinweise

Design the power tree around the MCU's low-power use case. The verified source identifies integrated power management and ultra-low-power positioning, but it does not provide the complete current-consumption table. Select operating modes and clock settings from the official NXP datasheet, and measure average current across wake, processing, sleep, and deep-sleep phases rather than relying on a single active-mode value.

Reserve the 3 x 3 mm 16-QFN land pattern exactly to the NXP package drawing and follow the manufacturer’s assembly, solder-mask, and exposed-pad guidance if the package includes a thermal or electrical pad. Because the supplied data does not include the complete pin mapping, do not route peripherals until pin names, alternate functions, and package-specific recommendations have been checked against the current datasheet.

Do not infer pin compatibility from the package name alone. A related NXP Kinetis device may use a different pinout, memory map, peripheral set, or clock implementation. For MKL03Z32VFG4 substitutes, verify the package drawing, every pin function, power pins, reset behavior, boot configuration, and software support before replacing a released design.

Compliance-Informationen

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

The supplied verified results identify the part as active but do not provide RoHS, REACH, lead-free, halogen-free, or conflict-minerals declarations. Check the current NXP environmental and product documentation before regulatory use.

Ähnliche Suchanfragen

MKL03Z32VFG4 NXP MKL03Z32VFG4 MKL03Z32VFG4 datasheet PDF 48MHz Cortex-M0+ 32KB flash microcontroller MKL03Z32VFG4 16-QFN ultra low power MCU MKL03Z32VFG4 MKL03Z32VFG4 battery powered sensor node MKL03Z32VFG4 vs MKL03Z32VFK4 MKL03Z32VFG4 drop-in replacement MKL03Z32VFG4 buy price MKL03Z32VFG4 pinout Kinetis KL03 microcontroller selection

Verwandte Bauteile & Begriffe

NXP Semiconductors MKL03Z32VFG4 Arm Cortex-M0+ 32-bit microcontroller Kinetis KL03 Kinetis L series embedded microcontroller microcontroller MCU 48 MHz CPU 32 KB flash 2 KB SRAM 16-QFN package 3 x 3 mm QFN ultra-low-power design integrated power management flexible clocking battery-powered sensor node smart-home control portable measurement RoHS REACH Arm Keil MKL03Z32VFK4 MKL02Z32VFG4R
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