MK66FN2M0VMD18 - 180MHz Cortex-M4F MCU, 2MB Flash, 144-MAPBGA
MPN: MK66FN2M0VMD18 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.2 | $162.00 |
| 100 | $13.95 | $1,395.00 |
| 500 | $12.1 | $6,050.00 |
| 1,000 | $10.75 | $10,750.00 |
MK66FN2M0VMD18 Overview
An MCU (microcontroller unit) is a single-chip computer that integrates a CPU core, memory, and programmable peripherals. Within the system hierarchy, MK66FN2M0VMD18 sits at: microcontroller -> embedded processor -> semiconductor. The Cortex-M4F core enables DSP instructions and FPU-based floating-point math, while the rich peripheral set (USB, Ethernet, CAN, SDHC, multiple timers, ADCs) supports complex industrial protocols without external coprocessors. The K66 maintains hardware/software compatibility with the broader Kinetis family, simplifying migration between K60, K64, and K66 sub-families.
Key features include 2 MB program flash, 256 KB SRAM, dual USB 2.0 controllers (one full-speed, one high-speed ULPI-capable), IEEE 1588 Ethernet MAC, hardware cryptography (AES, DES, SHA), 16-bit ADC, 12-bit DAC, FlexTimers, low-power modes with RTC wake-up, and an operating voltage range of 1.71 V to 3.6 V. The device supports -40C to +105C extended industrial temperature grades.
Architecturally, the MK66FN2M0VMD18 uses NXP's low-leakage process technology with an integrated voltage regulator and multiple low-power modes (VLPR, VLLS, STOP). The 144-MAPBGA package provides a compact 13x13 mm footprint suitable for space-constrained designs while maintaining robust thermal performance and full GPIO access.
Typical applications include industrial Ethernet nodes (PROFINET, EtherNet/IP gateways), building automation controllers, point-of-sale terminals, industrial HMI panels, USB/Ethernet bridges, and IoT edge gateways. The dual-USB and Ethernet MAC make it ideal for connected industrial devices that require both wired networking and USB device/host functionality.
When designing with this part, ensure the 144-MAPBGA PCB footprint has proper microvia/stacked-via escape routing. Use the NXP MCUXpresso IDE or Kinetis SDK for firmware development. Power decoupling requires bulk + bypass capacitors adjacent to each VDD pin group.
This page synthesizes distributor pricing, cross-reference data, and practical engineering notes for the MK66FN2M0VMD18 not found in the manufacturer datasheet alone, providing engineers with a consolidated decision-making resource.
Drop-in alternatives for MK66FN2M0VMD18 — 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 MK66FN2M0VMD18 (same form factor and footprint) — differing in Core Architecture, Ethernet, Package, USB, Mounting Type.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MK66FN2M0VDC12
✅ Drop-In📋 Reference alternative (not in catalog)
MK64FN1M0VMD12
✅ Drop-In📋 Reference alternative (not in catalog)
MIMXRT1064DVL6A
✅ Drop-In✓ In Stock
$9.3 / Unit
View Datasheet →MK60FN1M0VMD12
✅ Drop-In✓ In Stock
$11.2 / Unit
View Datasheet →MIMX8ML3CVNKZAB
✅ Drop-In✓ In Stock
$25.95 / Unit
View Datasheet →MK66FN2M0VMD18 Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M4F |
| Core Architecture | 32-bit RISC with FPU and DSP |
| Maximum CPU Frequency | 180 MHz |
| FPU | Single-precision IEEE 754 |
| Program Flash | 2 MB (2M x 8) |
| SRAM | 256 KB |
| Operating Voltage Range | 1.71 V to 3.6 V |
| Operating Temperature Range | -40C to +105C |
| Package | 144-MAPBGA (13x13 mm) |
| Mounting Type | Surface Mount |
| USB Controllers | 2 (1x USB 2.0 FS, 1x USB 2.0 HS ULPI) |
| Ethernet | 10/100 Mbit/s MAC with IEEE 1588 |
| Hardware Cryptography | AES, DES/3DES, SHA-256 |
| ADC | 16-bit SAR |
| DAC | 12-bit |
| RoHS Status | Compliant |
MK66FN2M0VMD18 144-mapbga (13x13 mm) Pin Configuration Guide
Pin configuration for MK66FN2M0VMD18 (144-mapbga (13x13 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MK66FN2M0VMD18.
Refer to the datasheet for full pin configuration.
Typical Applications
MK66FN2M0VMD18 is suitable for 6 applications: Industrial Ethernet Gateways, Building Automation Controllers, USB/Ethernet Bridge Devices, Point-of-Sale Terminals, Industrial HMI Panels, IoT Edge Gateways.
Industrial Ethernet Gateways
The MK66FN2M0VMD18's integrated 10/100 Mbit/s Ethernet MAC with IEEE 1588 hardware timestamping makes it a strong fit for industrial protocol gateways (PROFINET, EtherNet/IP, Modbus TCP). Its 180 MHz Cortex-M4F FPU executes stack and protocol processing with deterministic cycle counts, while 2 MB flash accommodates full protocol libraries plus application logic. Hardware AES/DES accelerators offload secure communication overhead. Engineers typically pair it with a Micrel KSZ9031RNX PHY and a 50 MHz Ethernet magnetics for a complete two-port Ethernet node.
Recommended
Building Automation Controllers
For HVAC, lighting, and access-control panels, the MK66FN2M0VMD18 offers the dual USB ports needed for commissioning via USB stick or USB host displays, plus Ethernet for BACnet/IP or KNX-over-IP communication. The 256 KB SRAM supports real-time scheduling tables and the 16-bit ADC accurately reads temperature/pressure sensors. Low-power modes (VLPR at 4 MHz core, 250 uA) reduce quiescent power for always-on controllers. Industrial -40C to +105C temperature grade suits unconditioned mechanical rooms.
Recommended
USB/Ethernet Bridge Devices
The MK66FN2M0VMD18's dual USB (FS device + HS ULPI host) plus 10/100 Ethernet enables cost-effective protocol bridge products that translate between USB peripherals and Ethernet hosts. The 180 MHz core handles TCP/IP stack plus USB class drivers simultaneously without DMA starvation. Hardware encryption (AES-256, SHA-256) protects tunneled data. A typical application is a USB-to-Ethernet adapter for industrial printing, USB-over-IP for remote kiosk USB ports, or USB device servers for legacy equipment.
Recommended
Point-of-Sale Terminals
POS terminals benefit from MK66FN2M0VMD18's combination of Ethernet (for back-office sync), USB (for barcode scanners, receipt printers, PIN pads), and cryptographic hardware accelerators (for EMV/P2PE card processing). The 2 MB flash holds the EMVCo L1 stack plus merchant application logic, while 256 KB SRAM supports transaction buffers and TLS session keys. The Cortex-M4F FPU accelerates cryptographic primitives. Extended industrial temperature tolerance supports deployment in outdoor kiosks and unconditioned retail back rooms.
Recommended
Industrial HMI Panels
Human-machine interface panels using MK66FN2M0VMD18 leverage its display-capable peripherals (LCD controller, parallel camera interface) combined with Ethernet for plant-floor SCADA integration. The 180 MHz core drives small-to-medium TFT panels and runs LVGL/Embedded Wizard graphics libraries. Hardware crypto secures remote update verification, and the dual USB supports configuration via USB stick. The 144-MAPBGA package fits behind the display, and industrial temperature grade ensures reliability near motors and heaters.
Recommended
IoT Edge Gateways
Edge gateways aggregating sensor data from multiple fieldbuses (RS-485, CAN, I2C) and forwarding to the cloud via Ethernet benefit from MK66FN2M0VMD18's rich peripheral set and security hardware. Its 2 MB flash stores TLS certificates and JSON/MQTT protocol stacks, while 256 KB SRAM buffers batched sensor data before cloud transmission. The Cortex-M4F FPU executes local analytics (filtering, anomaly detection) before forwarding, reducing cloud bandwidth costs. Hardware AES enables end-to-end TLS 1.3 without CPU overhead.
Recommended
Recommended Products Summary
Engineering reference data for MK66FN2M0VMD18 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MK66FN2M0VDC12 | MK64FN1M0VMD12 | MK60FN1M0VMD12 | MIMXRT1064DVL6A | MIMX8ML3CVNKZAB |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 144-MAPBGA (13x13 mm) | 144-MAPBGA | 144-MAPBGA | 144-MAPBGA | BGA | BGA |
| Core | Cortex-M4F 180 MHz | Cortex-M4F 180 MHz | Cortex-M4F 120 MHz | Cortex-M4 100 MHz | Cortex-M7 600 MHz | Cortex-A53 1.5 GHz (MPU) |
| Ethernet | 10/100 MAC + IEEE 1588 | 10/100 MAC + IEEE 1588 | 10/100 MAC | None | 10/100 MAC | 10/100/1000 |
| Hardware Crypto | AES, DES, SHA | AES, DES, SHA | AES, DES | AES | AES, SHA | AES, RSA, ECC |
Key Differentiators
- Dual USB FS+HS in a single MCU (vs MK64FN1M0VMD12)
- IEEE 1588 hardware timestamping (vs MK64FN1M0VMD12)
- 2x more flash and double SRAM (vs MK60FN1M0VMD12)
Design Notes
The 144-MAPBGA uses 0.8 mm ball pitch on a 13x13 mm grid. PCB design requires microvia (laser-drilled) stack-up with 0.4 mm via capture pad and trace width 0.1 mm for escape routing. Power planes must provide uninterrupted VDD/VSS to each ball group; use 4-layer minimum stack-up with dedicated ground plane below BGA for thermal dissipation. Decoupling: 100 nF X7R per VDD pin, 4.7 uF bulk per pin group, placed within 5 mm of ball.
Estimated: at 180 MHz core clock with peripherals active, typical power dissipation is 350-450 mW. The 144-MAPBGA junction-to-ambient thermal resistance (theta_JA) is approximately 35 C/W per JEDEC JESD51-2 natural convection conditions. Continuous operation near 105C ambient requires either reducing core frequency or providing forced airflow. For sealed enclosures, derate to 120 MHz or add thermal vias under the BGA to a backside copper pour.
Do not confuse K66 with K64 series. Despite same 144-MAPBGA footprint family, K66 has additional USB HS ULPI pins (USB1_DM, USB1_DP, USB1_VBUS, USB1_ID) and IEEE 1588 timestamp GPIO that K64 lacks. Migrating a K64 design to K66 requires PCB verification of unused K66 balls. Conversely, replacing K66 with K64 fails because of missing HS USB and reduced flash. Always check the Kinetis Selector Tool (KST) for the exact peripheral mapping.
Compliance Information
RoHS and REACH compliant per NXP product page. Not AEC-Q100 qualified (not automotive grade). Industrial temperature grade -40C to +105C. Package is lead-free MAPBGA with SAC305 solder balls.
