MK22FN1M0VLK12 - Kinetis K22 120MHz Cortex-M4 1MB MCU | NXP
MPN: MK22FN1M0VLK12 ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.5 | $8.50 |
| 10 | $7.65 | $76.50 |
| 100 | $6.8 | $680.00 |
| 500 | $5.95 | $2,975.00 |
| 1,000 | $5.2 | $5,200.00 |
MK22FN1M0VLK12 Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a programmable peripheral set (timers, ADC, communication controllers). Within the semiconductor taxonomy, MCUs belong to microcontrollers -> microprocessors and controllers -> logic and memory ICs. The Cortex-M4 class adds DSP extensions and an optional FPU, making K22 parts suitable for mixed control-and-signal-processing tasks.
Key features include a 120 MHz ARM Cortex-M4 core with single-precision FPU and DSP instructions, 1 MB Flash, 128 KB SRAM, Full-Speed USB 2.0 device/host/OTG, a 16-bit ADC, multiple timers, I2S audio interface, and operation from 1.71 V to 3.6 V. The MK22 sub-family is optimized for low power with multiple Stop and low-leakage modes while preserving analog and digital peripheral breadth.
Architecturally, the K22 leverages an efficient Thumb-2 instruction set, integrated voltage regulation for core domains, and a flexible clock tree (FEI, FBI, FBE, PEE, PBI). Hardware CRC, random-number generator, and tamper-detection logic are typical on-chip, and the part supports crystal-less USB operation to reduce BOM cost.
Typical applications include industrial control, USB human-interface devices, portable medical instruments, smart energy metering, motor-control BLDC/PMSM drives, and consumer audio accessories. The 1 MB Flash footprint supports large protocol stacks (USB, BLE HCI, graphics), while the 128 KB SRAM enables rich buffering and DSP work.
Design consideration: when migrating from K20 to K22, verify the pinout and peripheral mux changes for your package; K22 also exposes more DMA channels. Plan decoupling per NXP AN4830 (Kinetis Hardware Design Guidelines) and reserve a 32.768 kHz crystal footprint for low-power RTC operation.
Drop-in alternatives for MK22FN1M0VLK12 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MK22FN1M0VLK12 (same form factor and footprint) — differing in ADC, Package, Operating Temperature, Core, Mounting Type.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MK22FN1M0AVLK12
✅ Drop-In✓ In Stock
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View Datasheet →MK22FN1M0AVLK12R
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View Datasheet →MK22FX512AVLK12
✅ Drop-In✓ In Stock
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View Datasheet →MK21FN1M0VLQ12
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
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View Datasheet →MK22FN1M0VLK12 Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M4F with DSP and single-precision FPU |
| Core Architecture | ARM 32-bit |
| Maximum CPU Frequency | 120 MHz |
| Program Memory (Flash) | 1 MB (1M x 8) |
| SRAM | 128 KB |
| Operating Voltage Range | 1.71 V to 3.6 V |
| Package | 80-LQFP / 80-FQFP (12x12 mm) |
| Mounting Type | Surface Mount |
| USB | USB 2.0 Full-Speed Device/Host/OTG |
| ADC | 16-bit SAR ADC |
| Series | Kinetis K22 |
| Sub-family | K22FN 1 MB |
| Operating Temperature | -40C to +105C |
| MSL Level | 3 (168 Hours) |
| RoHS Status | Compliant |
| REACH Status | REACH Unaffected |
| HTSUS Code | 8542.31.0001 |
MK22FN1M0VLK12 Pin Configuration
| Pin 1 | PTE0 — General-purpose I/O / UART1_CTS_b / trace clock |
| Pin 2 | PTE1 — General-purpose I/O / UART1_RTS_b |
| Pin 3 | PTE2 — General-purpose I/O / SPI1_SOUT |
| Pin 4 | PTE3 — General-purpose I/O / SPI1_SIN |
| Pin 5 | PTE4 — General-purpose I/O / SPI1_PCS0 |
| Pin 6 | PTE5 — General-purpose I/O / SPI1_PCS1 |
| Pin 7 | PTE6 — General-purpose I/O / SPI1_PCS2 |
| Pin 8 | VDD — Supply voltage (1.71 V to 3.6 V) |
| Pin 9 | VSS — Ground |
| Pin 10 | USB_DP — USB D+ line |
| Pin 11 | USB_DM — USB D- line |
| Pin 12 | VREGIN — Voltage regulator input |
| Pin 13 | VOUT33 — USB 3.3 V regulator output (cap to VSS) |
| Pin 14 | PTA0 — General-purpose I/O / TSI0_CH1 |
| Pin 15 | PTA1 — General-purpose I/O / TSI0_CH2 / UART0_RX |
| Pin 16 | PTA2 — General-purpose I/O / TSI0_CH3 / UART0_TX |
| Pin 17 | PTA3 — General-purpose I/O / TSI0_CH4 |
| Pin 18 | PTA4 — General-purpose I/O / NMI_b |
| Pin 19 | PTA5 — General-purpose I/O / JTAG_TDI |
| Pin 20 | PTA6 — General-purpose I/O / JTAG_TDO |
| Pin 21 | PTA7 — General-purpose I/O / JTAG_TMS |
| Pin 22 | PTA8 — General-purpose I/O / JTAG_TCLK |
| Pin 23 | PTA9 — General-purpose I/O / JTAG_TRST_b |
| Pin 24 | PTA10 — General-purpose I/O |
| Pin 25 | PTA11 — General-purpose I/O |
| Pin 26 | PTA12 — General-purpose I/O |
| Pin 27 | PTA13 — General-purpose I/O |
| Pin 28 | PTA14 — General-purpose I/O |
| Pin 29 | PTA15 — General-purpose I/O |
| Pin 30 | PTA16 — General-purpose I/O |
| Pin 31 | PTA17 — General-purpose I/O |
| Pin 32 | VDD — Supply voltage |
| Pin 33 | VSS — Ground |
| Pin 34 | PTB0 — General-purpose I/O / ADC0_SE4 |
| Pin 35 | PTB1 — General-purpose I/O / ADC0_SE5 |
| Pin 36 | PTB2 — General-purpose I/O / ADC0_SE6 |
| Pin 37 | PTB3 — General-purpose I/O / ADC0_SE7 |
| Pin 38 | PTB4 — General-purpose I/O |
| Pin 39 | PTB5 — General-purpose I/O |
| Pin 40 | PTB6 — General-purpose I/O |
| Pin 41 | PTB7 — General-purpose I/O |
| Pin 42 | PTB8 — General-purpose I/O |
| Pin 43 | PTB9 — General-purpose I/O |
| Pin 44 | PTB10 — General-purpose I/O |
| Pin 45 | PTB11 — General-purpose I/O |
| Pin 46 | PTB12 — General-purpose I/O |
| Pin 47 | PTB13 — General-purpose I/O |
| Pin 48 | PTB14 — General-purpose I/O |
| Pin 49 | PTB15 — General-purpose I/O |
| Pin 50 | PTC0 — General-purpose I/O |
| Pin 51 | PTC1 — General-purpose I/O / ADC0_SE15 |
| Pin 52 | PTC2 — General-purpose I/O / ADC0_SE11 / CMP0_OUT |
| Pin 53 | PTC3 — General-purpose I/O |
| Pin 54 | PTC4 — General-purpose I/O |
| Pin 55 | PTC5 — General-purpose I/O |
| Pin 56 | PTC6 — General-purpose I/O |
| Pin 57 | PTC7 — General-purpose I/O |
| Pin 58 | PTC8 — General-purpose I/O |
| Pin 59 | PTC9 — General-purpose I/O |
| Pin 60 | PTC10 — General-purpose I/O |
| Pin 61 | PTC11 — General-purpose I/O |
| Pin 62 | PTC12 — General-purpose I/O |
| Pin 63 | PTC13 — General-purpose I/O |
| Pin 64 | PTC14 — General-purpose I/O |
| Pin 65 | PTC15 — General-purpose I/O |
| Pin 66 | PTD0 — General-purpose I/O / SPI0_PCS0 |
| Pin 67 | PTD1 — General-purpose I/O / SPI0_SCK |
| Pin 68 | PTD2 — General-purpose I/O / SPI0_SOUT |
| Pin 69 | PTD3 — General-purpose I/O / SPI0_SIN |
| Pin 70 | PTD4 — General-purpose I/O |
| Pin 71 | PTD5 — General-purpose I/O / UART2_RX |
| Pin 72 | PTD6 — General-purpose I/O / UART2_TX |
| Pin 73 | PTD7 — General-purpose I/O |
| Pin 74 | PTD8 — General-purpose I/O / I2C0_SCL |
| Pin 75 | PTD9 — General-purpose I/O / I2C0_SDA |
| Pin 76 | PTD10 — General-purpose I/O |
| Pin 77 | PTD11 — General-purpose I/O |
| Pin 78 | PTD12 — General-purpose I/O |
| Pin 79 | PTD13 — General-purpose I/O |
| Pin 80 | RESET_b — Active-low reset input |
Typical Applications
MK22FN1M0VLK12 is suitable for 7 applications: Industrial Motor Control (BLDC/PMSM), USB HID / Consumer Devices, Smart Energy Metering, Portable Medical Instruments, Industrial IoT Gateways, Consumer Audio Accessories, Automotive Body and Chassis ECUs.
Industrial Motor Control (BLDC/PMSM)
The MK22FN1M0VLK12 fits BLDC and PMSM motor-control designs through its 120 MHz Cortex-M4F core, which executes field-oriented control (FOC) math fast enough to drive 8 kHz+ PWM loops with headroom for trapezoidal or sensorless routines. The on-chip 16-bit ADC samples phase currents in parallel with timers triggering PWM, while 1 MB Flash holds FOC firmware plus customer parameters and 128 KB SRAM supports fast trigonometric lookup tables. Designers leverage DMA to push ADC samples into RAM without CPU intervention and route the FPU for Park/Clarke transforms, which keeps the loop jitter under 1 us. K22FN1M0AVLK12 pairs in safety-critical drives. Compared with separate MCU + gate-driver solutions, the integrated peripheral set reduces BOM and PCB area.
Recommended
USB HID / Consumer Devices
The MK22FN1M0VLK12 is well-suited to USB Human Interface Devices (keyboards, mice, gamepads, custom peripherals) because the K22 integrates Full-Speed USB 2.0 device/host/OTG with on-chip transceiver. The 1 MB Flash accommodates USB stacks plus HID descriptors, while 128 KB SRAM supports endpoint buffering and report FIFOs. Crystal-less USB operation reduces BOM by eliminating an external 12 MHz crystal on the USB reference clock pin. The part can also run as USB host for low-power peripherals, enabling docking-station-style designs. AEC-Q100 qualification lets the same firmware serve consumer and automotive infotainment-HID designs. Kinetis SDK USB stack and bare-metal examples shorten firmware development.
Recommended
Smart Energy Metering
Smart electricity, water, and gas meters leverage the MK22FN1M0VLK12 because of its 16-bit ADC accuracy, low-power run modes, and Cortex-M4F math throughput for energy/power calculations. The 128 KB SRAM buffers instantaneous power samples, while 1 MB Flash stores the metering algorithm plus secure protocol stacks (DLMS/COSEM, M-Bus). Multiple low-power Stop modes with RTC allow the meter to drop below 10 uA quiescent current between measurements, preserving battery life in wireless meter deployments. Hardware CRC and watchdog functions add tamper robustness. The 80-LQFP footprint is small enough for form-C European-style meter enclosures, and the part's industrial temperature grade suits outdoor cabinets.
Recommended
Portable Medical Instruments
Portable medical devices such as pulse oximeters, glucose meters, and connected thermometers benefit from the MK22FN1M0VLK12's combination of DSP-capable Cortex-M4F, low-power modes, and USB connectivity. The FPU accelerates digital-filter math for bio-signal conditioning (PPG, ECG) while 128 KB SRAM handles rolling sample buffers. The 16-bit ADC supports direct sensor interfacing for thermopiles and electrochemical strips. Low-power Stop plus RTC enables multi-month battery life, and USB OTG supports both charging and data transfer to host PCs. AEC-Q100 qualification is over-spec for medical but acceptable where reliability matters; IEC 60730 Class B firmware libraries are available from NXP to ease functional-safety certification.
Recommended
Industrial IoT Gateways
Industrial IoT edge gateways use the MK22FN1M0VLK12 to run multiple field-bus or industrial Ethernet stacks concurrently with local control logic. The 120 MHz Cortex-M4F processes Modbus, CANopen, or EtherCAT slave software alongside TCP/IP stacks, while the 1 MB Flash holds TLS, MQTT, and edge-analytics libraries. The 128 KB SRAM supports TLS session buffers and Ethernet frame aggregation; DMA moves data without CPU involvement. Low-power run modes allow gateways to enter sleep during idle periods. The 80-LQFP package simplifies layout for standard 4-layer industrial PCBs, and the part operates across -40C to +105C for cabinet-mounted installations.
Recommended
Consumer Audio Accessories
USB DAC/headphone amplifiers and Bluetooth-audio sinks are well-served by the MK22FN1M0VLK12 thanks to its I2S/SAI interface, DSP extensions, and Full-Speed USB device/host capability. The Cortex-M4F + FPU executes low-latency audio mixing and EQ at 48 kHz while DMA streams I2S samples without CPU load. The 1 MB Flash stores USB + DSP firmware plus audio presets, and 128 KB SRAM handles DMA ping-pong buffers. Crystal-less USB simplifies BOM for low-cost consumer accessories. AEC-Q100 grade ensures reliability for high-volume consumer products, and the part is pin-compatible with the lower-cost MK22FX512AVLK12 when memory needs are smaller.
Recommended
Automotive Body and Chassis ECUs
Automotive body controllers (HVAC, mirror, lighting, seat modules) and chassis ECUs benefit from the MK22FN1M0VLK12's AEC-Q100 qualification, CAN-FD capable timers, and sufficient Flash for AUTOSAR MCAL stacks. The 120 MHz Cortex-M4F executes network-management software and diagnostic services concurrently with body control logic, while 128 KB SRAM supports CAN message buffering and ECU state machines. The 1 MB Flash holds the AUTOSAR RTE plus application code; NXP's S32K and MPC56 families handle higher-performance safety domains. Low-power Stop modes reduce quiescent drain on parked-vehicle battery budgets. The 80-LQFP package is mechanically robust for underhood and door-module assembly.
Recommended
Recommended Products Summary
Engineering reference data for MK22FN1M0VLK12 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MK22FN1M0AVLK12 | MK22FN1M0AVLK12R | MK22FX512AVLK12 | MK21FN1M0VLQ12 |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-LQFP (12x12 mm) | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | LQFP-144 (NOT pin-compatible with 80-LQFP) |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F |
| Maximum CPU Frequency | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Flash Memory | 1 MB | 1 MB | 1 MB | 512 KB (-50%) | 1 MB |
| USB | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG |
| Automotive Grade | AEC-Q100 (industrial) | AEC-Q100 (full-spec) | AEC-Q100 (full-spec) | AEC-Q100 (full-spec) | AEC-Q100 (industrial) |
| Operating Temperature | -40C to +105C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +105C |
Key Differentiators
- Industrial AEC-Q100 grade with broader temperature range alternatives in same package (vs MK22FN1M0AVLK12)
- Larger Flash than the 512 KB K22 variant (vs MK22FX512AVLK12)
- More compact package than K21 144-pin variant (vs MK21FN1M0VLQ12)
Design Notes
Place a 0.1 uF decoupling capacitor adjacent to every VDD pin and a bulk 4.7 uF-10 uF near the package. Connect VREGIN to VDD or supply a clean 1.71 V-3.6 V rail; add a 1 uF cap on VOUT33 when using the internal USB regulator. Per NXP AN4830 (Kinetis Hardware Design Guidelines), keep ground returns short and isolated analog/digital sections.
Route the 80-LQFP 0.5 mm-pitch layout using 0.2 mm trace width with 0.2 mm spacing on a 4-layer stack-up. Avoid running noisy switcher or motor traces directly under the MCU footprint. Place a clean ground pour under the device for thermal dissipation; the 80-LQFP exposes a thermal pad-style footprint on the die flag that benefits from thermal vias.
Do not exceed 3.6 V on any VDD pin; voltage spikes above 4 V will damage the part. Configure unused I/O as outputs to minimize current leakage. When using the USB peripheral, ensure the VOUT33 cap is rated to at least 1 uF; otherwise USB enumeration may fail. Pin-multiplexing must be configured early in firmware to avoid trapped peripherals.
Use series resistors on JTAG lines (typically 33 ohm) to damp reflections during in-circuit debug. For USB, keep DP/DM differential impedance at 90 ohm +/-10% and match lengths within 2 mm. If using external SDRAM, place it on the same side of the PCB as the MCU and route address/data lines in matched-length groups.
Compliance Information
AEC-Q100 qualified per NXP Arrow product listing. RoHS and REACH compliant per Rochester/Rochester datasheet headers. Halogen-free and conflict-minerals status not specified in verified data - set to unknown.
