MKL16Z32VFT4 - 48MHz Cortex-M0+ MCU 32KB Flash | NXP
Teilenummer: MKL16Z32VFT4 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $3.42 | $3,42 |
| 10 | $3.08 | $30,80 |
| 100 | $2.74 | $274,00 |
| 500 | $2.46 | $1.230,00 |
| 1.000 | $2.21 | $2.210,00 |
MKL16Z32VFT4 Übersicht
A microcontroller (MCU) is a single integrated circuit that combines a processor core, memory, and peripherals into one chip, forming the lowest layer of the embedded-system hierarchy: MCU family (Kinetis KL1x) -> general-purpose MCU -> embedded processor -> semiconductor device. The KL1x family extends the ultra-low-power KL0x family with additional memory, communication, and analog peripheral options.
Key features include the Cortex-M0+ core, the most energy-efficient Arm processor profile, delivering 48 MHz performance at very low dynamic current; 32 KB on-chip flash for program storage and 4 KB SRAM for data; and a rich peripheral set typical of the KL16 sub-family, including serial communication interfaces (UART, SPI, I2C), a 12-bit ADC, timers, and GPIO, plus low-power modes suited to battery-operated products.
Technically, the Kinetis KL16 sub-family shares the same platform architecture as other Kinetis MCUs, with a crossbar bus, peripheral clock gating, and bitband-style GPIO control. The exposed-pad QFN package improves thermal and electrical performance versus a standard QFN, and the 7x7 mm footprint with 0.5 mm pitch suits compact two- and four-layer PCBs.
Typical applications include portable and battery-powered consumer devices, sensor nodes and IoT end points, human-interface and touch sensing products, and small industrial control boards where ultra-low power and a small footprint matter more than raw processing throughput.
A key design consideration is memory headroom: at 32 KB flash and 4 KB SRAM, code size and stack usage should be budgeted early, and the pin-compatible larger-memory siblings in the same package can be used as upgrade paths.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in-Alternativen für MKL16Z32VFT4 – 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 MKL16Z32VFT4 (gleiche Bauform und Footprint) – abweichend in ADC, Core, Operating Temperature Range, SRAM.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
MKL16Z64VFT4R
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$2.42 / Stück
Datenblatt ansehen →MKL16Z128VFT4
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MKL16Z16VFT4
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MKE16Z32VLF4
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
MKL16Z32VFT4 Grenzwerte & elektrische Eigenschaften
| Core Processor | ARM Cortex-M0+ |
| Core Size | 32-Bit |
| Maximale Taktfrequenz | 48 MHz |
| Flash Memory | 32 KB (32K x 8) |
| SRAM | 4 KB |
| Versorgungsspannung | 1.8 V / 2.5 V / 3.3 V |
| Gehäuse | 48-QFN (7x7 mm) with exposed pad |
| Montageart | Surface Mount |
| Product Family | Kinetis KL1 (KL16 Sub-Family) |
| Datenbusbreite | 32 bit |
| Program Memory Type | Flash |
| RoHS-Status | Compliant |
| Packaging | Tray |
| Lebenszyklusstatus | Active |
MKL16Z32VFT4 48-qfn (7x7 mm) with exposed pad Pinbelegungsleitfaden
Pinbelegung für MKL16Z32VFT4 (48-qfn (7x7 mm) with exposed pad-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.
Keine detaillierten Pinbelegungsdaten verfügbar für MKL16Z32VFT4.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
MKL16Z32VFT4 ist geeignet für 6 Anwendungs: Battery-Powered Portable Devices, IoT Sensor Nodes and End Points, Human Interface and Touch Control, Small Industrial Control Boards, Medical and Health Monitoring Accessories, Consumer Electronics Subsystems.
Battery-Powered Portable Devices
The MKL16Z32VFT4 fits portable, battery-operated products because the Arm Cortex-M0+ core at 48 MHz delivers the lowest dynamic energy per instruction in the Arm embedded profile, and the Kinetis KL16 sub-family adds multiple low-power modes that cut average current dramatically in duty-cycled designs. Its 1.8V/2.5V/3.3V supply options let designers run directly from regulated coin-cell or single-cell Li-ion rails. In a typical topology the MCU sleeps in a deep low-power state, wakes on an RTC or pin interrupt, samples a sensor over I2C, then transmits over UART or SPI before returning to sleep. The trade-off is memory: with 32 KB flash and 4 KB SRAM, wireless stacks must be lean or offloaded.
Empfohlen
IoT Sensor Nodes and End Points
For IoT end nodes, the MKL16Z32VFT4 pairs ultra-low-power processing with the serial interfaces needed to drive sensors and radios: I2C for environmental sensors, SPI for sub-GHz or BLE modules, and UART for modems. The 48 MHz Cortex-M0+ core handles packet formatting, filtering, and protocol state machines, while low-power modes keep the sleep current negligible between reporting intervals. The 48-QFN (7x7 mm) exposed-pad package keeps node PCBs compact, and the exposed pad simplifies ground pours on two-layer boards. A quantified consideration: 4 KB of SRAM constrains buffer sizes for mesh networking, so star topologies with short payloads are the practical fit. This page's alternatives list pin-compatible flash upgrades if the protocol footprint grows.
Empfohlen
Human Interface and Touch Control
The Kinetis KL1x family is widely used in capacitive-touch human-interface products, and the MKL16Z32VFT4 fits this role through its ADC, timers, and GPIO density in a small 48-pin footprint. Touch-sensing libraries from NXP use the ADC plus charge-transfer timing to implement touch buttons, sliders, and wheels without a dedicated touch controller, reducing BOM cost. The 48 MHz core provides ample throughput for debounce filtering, LED effect generation via PWM-capable timer outputs, and UART or I2C communication to a host. Power-wise, touch scanning can be interleaved with sleep states so a battery-powered control panel runs for months. Designers should allocate ADC channels early since pin multiplexing on the 48-QFN constrains simultaneous peripheral assignments.
Empfohlen
Small Industrial Control Boards
In cost-sensitive industrial control, the MKL16Z32VFT4 provides a 48 MHz Cortex-M0+ core, 32 KB flash, and enough serial peripherals (multiple UART, SPI, I2C) to bridge field sensors to a PLC or SCADA head unit. The industrial-grade temperature class and the exposed-pad 48-QFN package support reliable operation on vibration-tolerant, thermally efficient PCBs. Typical usage implements Modbus RTU over UART with CRC in software, ADC-based analog monitoring of 0-10V or 4-20mA channels via external conditioning, and PWM outputs for actuators. The trade-off versus larger Kinetis K-series parts is the absence of hardware DSP and floating point; control loops must use fixed-point math. With 4 KB SRAM, keep communication buffers modest and avoid deep call stacks.
Empfohlen
Medical and Health Monitoring Accessories
Wearable and accessory-grade health monitors benefit from the MKL16Z32VFT4's combination of low dynamic power and integrated 12-bit-class ADC for capturing biosignals such as heart rate, temperature, or motion data from external front ends. The Cortex-M0+ core at 48 MHz filters and decimates samples, packages frames, and streams them over UART, SPI, or I2C to a BLE module or phone-connected hub. The compact 7x7 mm QFN suits small wearable PCBs, and low-power modes between sampling windows extend battery life significantly in duty-cycled capture profiles. Regulatory and safety constraints typically push analog front-end duties to dedicated AFE ICs, leaving the MCU with ample headroom. Verify the exact operating temperature range and any medical-relevant qualification in the NXP datasheet before design freeze.
Empfohlen
Consumer Electronics Subsystems
Consumer products such as remote controls, small appliance controllers, toys, and accessory dongles use the MKL16Z32VFT4 where unit cost and battery life dominate. The 48 MHz Cortex-M0+ executes IR or RF protocol encoding, key scanning, and LED indication with margin, while 32 KB flash accommodates the firmware plus modest OTA-style update loaders. Supply flexibility (1.8V, 2.5V, 3.3V per Arrow listings) allows direct use of two-cell alkaline or single-cell Li-coin architectures. High-volume pricing around $2.21 at 1,000 pieces as of 2026-10-18 keeps the controller within aggressive consumer BOM budgets. Designers should plan for ESD robustness on externally exposed GPIO lines and confirm RoHS packaging details for regional compliance submissions.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für MKL16Z32VFT4 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | MKL16Z64VFT4 | MKL16Z128VFT4 | MKL16Z16VFT4 | MKE16Z32VLF4 |
|---|---|---|---|---|---|
| Package | 48-QFN (7x7 mm) EP | 48-QFN (7x7 mm) - same | 48-QFN (7x7 mm) - same | 48-QFN (7x7 mm) - same | KL-family 48-pin package - verify suffix |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Frequency | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz | Cortex-M0+ / 48 MHz |
| Flash Memory | 32 KB | 64 KB | 128 KB | 16 KB | up to 32 KB |
| SRAM | 4 KB | 8 KB | 16 KB | 4 KB | 4 KB |
| Key Special Feature | Ultra-low-power KL16 general purpose | Same, double flash | Same, quadruple flash | Same, cost-down memory | FlexIO emphasis, industrial focus |
| Lifecycle Status | Active | Active | Active | Active | Active |
Wichtigste Unterscheidungsmerkmale
- Cost-optimized memory point (vs. MKL16Z64VFT4)
- Upgrade headroom on the same footprint (vs. MKL16Z128VFT4)
- More flash than the cost-down variant (vs. MKL16Z16VFT4)
Designhinweise
Design the power tree around the 1.8V/2.5V/3.3V supply options listed by Arrow and DigiKey. Decouple each VDD pin with 100 nF ceramic capacitors placed within 2 mm of the pin, plus one bulk 4.7-10 uF capacitor near the package. Connect the central exposed pad of the 48-QFN directly to the ground plane with an array of vias; this pad is the primary ground return and also the thermal path. Estimated: at 48 MHz active operation, KL16-class dynamic current is in the low-mA range, so a 100 mA LDO is generally sufficient.
Use the 0.5 mm pitch 48-QFN footprint from the NXP hardware design package. For the exposed pad, create a 3x3 via array to the ground plane to improve solderability during reflow. Keep the crystal (if used) within 5 mm of the OSC pins with short guard traces, and route SWD debug (SWDIO/SWCLK) to a 4-pin header even if unused in production, since flash programming on Kinetis parts requires the SWD interface. Avoid routing fast SPI traces under the package where possible.
The most common KL16 design pitfall is memory exhaustion: 32 KB flash and 4 KB SRAM fill quickly with any protocol stack or printf-style logging. Budget code size at design time and consider reserving the MKL16Z64VFT4/MKL16Z128VFT4 as pin-compatible upgrade footprints on the same PCB. Second, verify pin multiplexing assignments early - the 48-pin device cannot expose all peripherals simultaneously. Third, firmware must enable the SWD pins before deep low-power modes or the debugger will lose the connection.
Compliance-Informationen
RoHS compliance per DigiKey/Mouser listings. NXP product page lists Environmental and Quality information; REACH and halogen-free status should be confirmed from the official NXP environmental datasheet.
