NXP Semiconductors
MK66FX1M0VLQ18 - Kinetis K66 180MHz Cortex-M4F MCU, 1MB Flash | NXP
MPN: MK66FX1M0VLQ18 ✓ Aktif
1.71 V to 3.6 V Vdss
144-LQFP (20 x 20 mm) Package
180 MHz Speed
1 MB (1M x 8) Memory
MOQ: 1 |
MK66FX1M0VLQ18 Ringkasan
The NXP Semiconductors MK66FX1M0VLQ18 is a high-performance 32-bit ARM Cortex-M4F microcontroller from the Kinetis K66 sub-family, running at up to 180 MHz with an integrated single-precision FPU and DSP instructions. It integrates 1 MB of program flash and 256 KB of SRAM on-chip, and is delivered in a 144-pin LQFP (20x20 mm) package optimized for industrial Ethernet and USB-OTG designs.
A microcontroller (MCU) is a single-chip computer that combines a CPU core, volatile and non-volatile memory, peripherals, and I/O. The Cortex-M4F is ARM's embedded core with hardware floating-point, deterministic interrupts, and DSP extensions tailored for real-time signal processing. The Kinetis K66 sub-family sits in NXP's mid-to-high tier of Kinetis MCUs, balancing large memory density with low-power modes for energy-constrained connected products.
Key features of the MK66FX1M0VLQ18 include IEEE 1588 hardware Ethernet, dual USB-OTG controllers with on-chip HS PHY, a 16-bit ADC with DMA, multiple UART/SPI/I2C modules, an SDHC interface, a hardware encryption module (CAU), and FlexTimer/PWM blocks. The 144-LQFP footprint exposes up to 100 GPIO, with 5V-tolerant I/O for mixed-voltage designs and a 1.71-3.6V operating supply range.
The K66 architecture uses a 90nm low-power process, multi-layer AHB bus matrix, and low-leakage SRAM retention that yields run-mode current under 1 mA/MHz and deep-sleep currents below 5 uA. The device includes an MMCAU accelerator for AES, DES, and SHA hash offload, freeing CPU cycles for protocol stacks.
Typical applications include industrial IoT gateways with EtherCAT or PROFINET bridging, USB instrumentation, point-of-sale terminals, smart metering, motor-control reference designs, and audio processing nodes. The large flash supports full TCP/IP stacks plus application firmware without external memory.
When designing, ensure proper decoupling (100 nF + 4.7 uF per VDD/VSS pair) and route the differential USB and Ethernet impedance-controlled traces per NXP application note AN4830. Verify JTAG/SWD pull-ups for in-circuit debug sessions.
This page consolidates distributor stock, drop-in K6x alternatives, and practical layout notes that complement - not duplicate - the NXP K66 datasheet.
A microcontroller (MCU) is a single-chip computer that combines a CPU core, volatile and non-volatile memory, peripherals, and I/O. The Cortex-M4F is ARM's embedded core with hardware floating-point, deterministic interrupts, and DSP extensions tailored for real-time signal processing. The Kinetis K66 sub-family sits in NXP's mid-to-high tier of Kinetis MCUs, balancing large memory density with low-power modes for energy-constrained connected products.
Key features of the MK66FX1M0VLQ18 include IEEE 1588 hardware Ethernet, dual USB-OTG controllers with on-chip HS PHY, a 16-bit ADC with DMA, multiple UART/SPI/I2C modules, an SDHC interface, a hardware encryption module (CAU), and FlexTimer/PWM blocks. The 144-LQFP footprint exposes up to 100 GPIO, with 5V-tolerant I/O for mixed-voltage designs and a 1.71-3.6V operating supply range.
The K66 architecture uses a 90nm low-power process, multi-layer AHB bus matrix, and low-leakage SRAM retention that yields run-mode current under 1 mA/MHz and deep-sleep currents below 5 uA. The device includes an MMCAU accelerator for AES, DES, and SHA hash offload, freeing CPU cycles for protocol stacks.
Typical applications include industrial IoT gateways with EtherCAT or PROFINET bridging, USB instrumentation, point-of-sale terminals, smart metering, motor-control reference designs, and audio processing nodes. The large flash supports full TCP/IP stacks plus application firmware without external memory.
When designing, ensure proper decoupling (100 nF + 4.7 uF per VDD/VSS pair) and route the differential USB and Ethernet impedance-controlled traces per NXP application note AN4830. Verify JTAG/SWD pull-ups for in-circuit debug sessions.
This page consolidates distributor stock, drop-in K6x alternatives, and practical layout notes that complement - not duplicate - the NXP K66 datasheet.
Alternatif penggantian untuk MK66FX1M0VLQ18 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian MK66FX1M0VLQ18 (sama faktor bentuk dan footprint) — berbeda di dalam Package, Core Architecture, Ethernet, Maximum CPU Frequency, Operating Temperature Range.
NXP Semiconductors
Package: 196-LFBGA (10 mm x 10 mm), 0.65 mm ball pitch
Core Architecture: Arm Cortex-M7
Ethernet: 10/100 Mbit MAC (ENET)
Bandingkan dengan MK66FX1M0VLQ18 →
NXP Semiconductors
Package: 144-LQFP (20x20 mm)
Ethernet: 10/100 Mbps MAC with IEEE 1588 hardware timestamping (MII/RMII)
Maximum CPU Frequency: 120 MHz
Bandingkan dengan MK66FX1M0VLQ18 →
NXP Semiconductors
Package: 144-MAPBGA 13x13 mm
Core Architecture: ARM Cortex-M4 with FPU + DSP
Operating Temperature Range: -40 C to +105 C (VMD industrial grade)
Bandingkan dengan MK66FX1M0VLQ18 →
MK66FN2M0VLQ18
✅ Drop-InNXP Semiconductors
📦 144-LQFP (20x20)
32-bit ARM Cortex-M4F microcontroller · Kinetis K66 · 180 MHz · 2 MB (2M x 8) · 256 KB · ARM Cortex-M4F · 32-bit RISC · Dual USB: Full-Speed and High-Speed
Kontak untuk harga
Lihat Datasheet →MK64FX512VMD12
✅ Drop-InNXP Semiconductors
📦 144-LQFP-equivalent MAPBGA-144
ARM Cortex-M4 with FPU + DSP · 120 MHz · 512 KB · 256 KB · 1.71 V to 3.6 V · -40 C to +105 C (VMD industrial grade) · 144-MAPBGA 13x13 mm · Surface Mount (BGA)
Kontak untuk harga
Lihat Datasheet →MK64FN1M0VLQ12
✅ Drop-InNXP Semiconductors
📦 144-LQFP (20x20)
ARM Cortex-M4F (with FPU and DSP extensions) · 32-bit · 120 MHz · 1 MB (1M x 8) Flash · 256 KB · 144-LQFP (20x20 mm) · Surface Mount · USB 2.0 Full-Speed OTG with on-chip PHY (crystal-less capable)
Kontak untuk harga
Lihat Datasheet →MK60FN1M0VLQ15
✅ Drop-In📦 144-LQFP (20x20)
1 MB flash, 150 MHz Cortex-M4 (no FPU) vs 180 MHz Cortex-M4F (-17% freq, no FPU)
📋 Alternatif referensi (tidak dalam katalog)
MIMXRT1064DVL6A
✅ Drop-InNXP Semiconductors
📦 144-LQFP (20x20)
Arm Cortex-M7 · 600 MHz · 4 MB (4M x 8) · 1 MB · 1284 (per NXP datasheet) · 3010 (per NXP datasheet) · Single + Double precision (IEEE 754) · Yes (SIMD)
Kontak untuk harga
Lihat Datasheet →MK66FX1M0VLQ18 Rating Maksimal & Karakteristik Listrik
| Core Architecture | ARM Cortex-M4F (32-bit, single-precision FPU + DSP) |
| Maximum CPU Frequency | 180 MHz |
| Program Flash Memory | 1 MB (1M x 8) |
| SRAM | 256 KB |
| Operating Voltage Range | 1.71 V to 3.6 V |
| I/O Voltage Tolerance | 5 V tolerant |
| Paket | 144-LQFP (20 x 20 mm) |
| Ethernet | IEEE 1588 10/100 MAC + MII/RMII |
| USB | 2x USB-OTG with on-chip HS PHY |
| Crypto Accelerator | MMCAU (AES, DES, SHA) |
| Suhu Kerja | -40 C to +105 C |
| Tipe Mounting | Surface Mount |
| Status RoHS | Compliant |
Konfigurasi Pin MK66FX1M0VLQ18
| Pin produk 1 | PTE0 — GPIO / UART1_CTS / SPI1_PCS |
| Pin produk 2 | PTE1 — GPIO / UART1_RTS / SPI1_SCK |
| Pin produk 3 | PTE2 — GPIO / SPI1_SOUT |
| Pin produk 4 | PTE3 — GPIO / SPI1_SIN |
| Pin produk 5 | PTE4 — GPIO / SPI1_PCS0 |
| Pin produk 6 | PTE5 — GPIO / SPI1_PCS1 |
| Pin produk 7 | PTE6 — GPIO / SPI1_PCS2 |
| Pin produk 8 | VDD — Core/IO supply 1.71-3.6 V |
| Pin produk 9 | VSS — Ground |
| Pin produk 10 | PTE7 — GPIO / SPI1_PCS3 |
| Pin produk 11 | PTE8 — GPIO / I2C0_SCL |
| Pin produk 12 | PTE9 — GPIO / I2C0_SDA |
| Pin produk 13 | PTE10 — GPIO / UART5_TX |
| Pin produk 14 | PTE11 — GPIO / UART5_RX |
| Pin produk 15 | PTE12 — GPIO / I2S0_TXD |
| Pin produk 16 | VSS — Ground |
| Pin produk 17 | PTE13 — GPIO / I2S0_TX_FS |
| Pin produk 18 | PTE14 — GPIO / I2S0_TX_BCLK |
| Pin produk 19 | PTE15 — GPIO / I2S0_RXD |
| Pin produk 20 | PTE16 — GPIO / I2S0_RX_FS |
| Pin produk 21 | PTE17 — GPIO / I2S0_RX_BCLK |
| Pin produk 22 | VDDA — Analog supply 3.3 V |
| Pin produk 23 | VREFH — ADC reference high |
| Pin produk 24 | VREFL — ADC reference low |
| Pin produk 25 | VSSA — Analog ground |
| Pin produk 26 | PTA0 — GPIO / ADC0_SE0 / TSI0_CH1 |
| Pin produk 27 | PTA1 — GPIO / ADC0_SE1 / TSI0_CH2 |
| Pin produk 28 | PTA2 — GPIO / ADC0_SE2 |
| Pin produk 29 | PTA3 — GPIO / ADC0_SE3 |
| Pin produk 30 | PTA4 — GPIO / ADC0_SE4 / I2C1_SCL |
| Pin produk 31 | PTA5 — GPIO / ADC0_SE5 / I2C1_SDA |
| Pin produk 32 | PTA6 — GPIO / ADC0_SE6 |
| Pin produk 33 | PTA7 — GPIO / ADC0_SE7 |
| Pin produk 34 | PTA8 — GPIO / ADC0_SE8 |
| Pin produk 35 | PTA9 — GPIO / ADC0_SE9 |
| Pin produk 36 | PTA10 — GPIO / ADC0_SE10 |
| Pin produk 37 | PTA11 — GPIO / ADC0_SE11 |
| Pin produk 38 | PTA12 — GPIO / FTM1_CH0 |
| Pin produk 39 | PTA13 — GPIO / FTM1_CH1 |
| Pin produk 40 | PTA14 — GPIO / FTM1_CH2 / I2C2_SCL |
| Pin produk 41 | PTA15 — GPIO / FTM1_CH3 / I2C2_SDA |
| Pin produk 42 | PTA16 — GPIO / UART0_RTS / FTM0_CH6 |
| Pin produk 43 | PTA17 — GPIO / UART0_CTS / FTM0_CH7 |
| Pin produk 44 | VDD — Core/IO supply 1.71-3.6 V |
| Pin produk 45 | VSS — Ground |
| Pin produk 46 | PTA18 — GPIO / EXTAL0 (crystal oscillator input) |
| Pin produk 47 | PTA19 — GPIO / XTAL0 (crystal oscillator output) |
| Pin produk 48 | PTB0 — GPIO / I2C0_SCL / FTM1_CH0 |
| Pin produk 49 | PTB1 — GPIO / I2C0_SDA / FTM1_CH1 |
| Pin produk 50 | PTB2 — GPIO / I2C0_SCL / FTM0_CH3 |
| Pin produk 51 | PTB3 — GPIO / I2C0_SDA / FTM0_CH4 |
| Pin produk 52 | PTB4 — GPIO / FTM0_CH5 / ACMP0_OUT |
| Pin produk 53 | PTB5 — GPIO / FTM0_CH2 / ACMP1_OUT |
| Pin produk 54 | PTB6 — GPIO / I2S0_MCLK / FTM0_CH0 |
| Pin produk 55 | PTB7 — GPIO / I2S0_RXD / FTM0_CH1 |
| Pin produk 56 | PTB8 — GPIO / UART3_RTS / FTM1_CH2 |
| Pin produk 57 | PTB9 — GPIO / UART3_CTS / FTM1_CH3 |
| Pin produk 58 | PTB10 — GPIO / UART3_TX / FTM0_CH4 |
| Pin produk 59 | PTB11 — GPIO / UART3_RX / FTM0_CH5 |
| Pin produk 60 | VSS — Ground |
| Pin produk 61 | PTB12 — GPIO / FTM1_CH0 / I2C0_SCL |
| Pin produk 62 | PTB13 — GPIO / FTM1_CH1 / I2C0_SDA |
| Pin produk 63 | PTB14 — GPIO / FTM1_CH2 / I2C1_SCL |
| Pin produk 64 | PTB15 — GPIO / FTM1_CH3 / I2C1_SDA |
| Pin produk 65 | PTB16 — GPIO / UART0_RX / FTM0_CH6 |
| Pin produk 66 | PTB17 — GPIO / UART0_TX / FTM0_CH7 |
| Pin produk 67 | PTB18 — GPIO / CAN0_TX / FTM2_CH0 |
| Pin produk 68 | PTB19 — GPIO / CAN0_RX / FTM2_CH1 |
| Pin produk 69 | PTB20 — GPIO / SPI2_PCS0 / FTM2_CH2 |
| Pin produk 70 | PTB21 — GPIO / SPI2_SCK / FTM2_CH3 |
| Pin produk 71 | PTB22 — GPIO / SPI2_SOUT / FTM2_CH4 |
| Pin produk 72 | PTB23 — GPIO / SPI2_SIN / FTM2_CH5 |
| Pin produk 73 | PTC0 — GPIO / SPI0_PCS4 / FTM0_CH0 |
| Pin produk 74 | PTC1 — GPIO / SPI0_PCS5 / FTM0_CH1 |
| Pin produk 75 | PTC2 — GPIO / SPI0_PCS6 / FTM0_CH2 |
| Pin produk 76 | PTC3 — GPIO / SPI0_PCS7 / FTM0_CH3 |
| Pin produk 77 | PTC4 — GPIO / SPI0_PCS0 / FTM0_CH4 |
| Pin produk 78 | PTC5 — GPIO / SPI0_SCK / FTM0_CH5 |
| Pin produk 79 | PTC6 — GPIO / SPI0_SOUT / FTM0_CH6 |
| Pin produk 80 | PTC7 — GPIO / SPI0_SIN / FTM0_CH7 |
| Pin produk 81 | PTC8 — GPIO / I2S0_MCLK / FTM1_CH0 |
| Pin produk 82 | PTC9 — GPIO / I2S0_RXD / FTM1_CH1 |
| Pin produk 83 | PTC10 — GPIO / I2S0_TX_FS / FTM1_CH2 |
| Pin produk 84 | PTC11 — GPIO / I2S0_TX_BCLK / FTM1_CH3 |
| Pin produk 85 | PTC12 — GPIO / I2S0_TXD / FTM2_CH0 |
| Pin produk 86 | PTC13 — GPIO / I2S0_RX_FS / FTM2_CH1 |
| Pin produk 87 | PTC14 — GPIO / I2S0_RX_BCLK / FTM2_CH2 |
| Pin produk 88 | PTC15 — GPIO / I2S0_RX_MCLK / FTM2_CH3 |
| Pin produk 89 | PTC16 — GPIO / UART2_RX / FTM0_CH6 |
| Pin produk 90 | PTC17 — GPIO / UART2_TX / FTM0_CH7 |
| Pin produk 91 | PTC18 — GPIO / UART2_RTS / FTM1_CH0 |
| Pin produk 92 | PTC19 — GPIO / UART2_CTS / FTM1_CH1 |
| Pin produk 93 | PTD0 — GPIO / SPI0_PCS0 / FTM0_CH0 |
| Pin produk 94 | PTD1 — GPIO / SPI0_SCK / FTM0_CH1 |
| Pin produk 95 | PTD2 — GPIO / SPI0_SOUT / FTM0_CH2 |
| Pin produk 96 | PTD3 — GPIO / SPI0_SIN / FTM0_CH3 |
| Pin produk 97 | PTD4 — GPIO / SPI0_PCS1 / FTM0_CH4 |
| Pin produk 98 | PTD5 — GPIO / SPI0_PCS2 / FTM0_CH5 |
| Pin produk 99 | PTD6 — GPIO / SPI0_PCS3 / FTM0_CH6 |
| Pin produk 100 | PTD7 — GPIO / SPI0_PCS4 / FTM0_CH7 |
| Pin produk 101 | PTD8 — GPIO / I2C0_SCL / FTM1_CH4 |
| Pin produk 102 | PTD9 — GPIO / I2C0_SDA / FTM1_CH5 |
| Pin produk 103 | PTD10 — GPIO / UART4_RX / FTM2_CH4 |
| Pin produk 104 | PTD11 — GPIO / UART4_TX / FTM2_CH5 |
| Pin produk 105 | PTD12 — GPIO / SPI2_PCS0 / FTM2_CH6 |
| Pin produk 106 | PTD13 — GPIO / SPI2_SCK / FTM2_CH7 |
| Pin produk 107 | PTD14 — GPIO / SPI2_SOUT |
| Pin produk 108 | PTD15 — GPIO / SPI2_SIN |
| Pin produk 109 | VSS — Ground |
| Pin produk 110 | VDD — Core/IO supply 1.71-3.6 V |
| Pin produk 111 | PTE24 — GPIO / CAN1_TX / FTM1_CH0 |
| Pin produk 112 | PTE25 — GPIO / CAN1_RX / FTM1_CH1 |
| Pin produk 113 | PTE26 — GPIO / UART4_CTS / RTC_CLKOUT |
| Pin produk 114 | PTE27 — GPIO / UART4_RTS |
| Pin produk 115 | PTE28 — GPIO / I2C1_SCL / FTM1_CH2 |
| Pin produk 116 | PTE29 — GPIO / I2C1_SDA / FTM1_CH3 |
| Pin produk 117 | PTE30 — GPIO / I2C2_SCL / FTM2_CH4 |
| Pin produk 118 | PTE31 — GPIO / I2C2_SDA / FTM2_CH5 |
| Pin produk 119 | USB0_DP — USB-OTG 0 data plus (on-chip HS PHY) |
| Pin produk 120 | USB0_DM — USB-OTG 0 data minus (on-chip HS PHY) |
| Pin produk 121 | VSS — Ground |
| Pin produk 122 | USB1_DP — USB-OTG 1 data plus (on-chip HS PHY) |
| Pin produk 123 | USB1_DM — USB-OTG 1 data minus (on-chip HS PHY) |
| Pin produk 124 | VDD — Core/IO supply 1.71-3.6 V |
| Pin produk 125 | ENET_RMII_RXER — Ethernet RMII RX error |
| Pin produk 126 | ENET_MDIO — Ethernet management data |
| Pin produk 127 | ENET_MDC — Ethernet management clock |
| Pin produk 128 | ENET_RXD0 — Ethernet RX data 0 |
| Pin produk 129 | ENET_RXD1 — Ethernet RX data 1 |
| Pin produk 130 | ENET_CRS_DV — Ethernet CRS/DataValid |
| Pin produk 131 | ENET_TXEN — Ethernet TX enable |
| Pin produk 132 | ENET_TXD0 — Ethernet TX data 0 |
| Pin produk 133 | ENET_TXD1 — Ethernet TX data 1 |
| Pin produk 134 | ENET_REF_CLK — Ethernet reference clock (RMII) |
| Pin produk 135 | VDD — Core/IO supply 1.71-3.6 V |
| Pin produk 136 | VSS — Ground |
| Pin produk 137 | RESET_b — External reset, active low |
| Pin produk 138 | TDI — JTAG test data in |
| Pin produk 139 | TDO — JTAG test data out |
| Pin produk 140 | TMS — JTAG test mode select |
| Pin produk 141 | TCK — JTAG test clock |
| Pin produk 142 | JTA — Not connected (per datasheet) |
| Pin produk 143 | JTAG_MS_PWN_b — JTAG mode select pull-down |
| Pin produk 144 | RTC_WAKEUP_b — RTC wake-up interrupt output |
Aplikasi Umum
MK66FX1M0VLQ18 cocok untuk 6 aplikasis: Industrial IoT Gateway with EtherCAT, USB Instrumentation and Data Acquisition, Point-of-Sale Terminal Controller, Smart Metering with Wireless M-Bus, Motor Control Reference Design (FOC), Audio Processing Node with USB Streaming.
Industrial IoT Gateway with EtherCAT
The MK66FX1M0VLQ18's integrated IEEE 1588 hardware-timestamped 10/100 Ethernet MAC and 180 MHz Cortex-M4F make it ideal for EtherCAT/PROFINET gateways. Its 1 MB flash holds full TCP/IP plus EtherCAT slave stacks without external memory. The MMCAU accelerates TLS/DTLS handshakes, while 5V-tolerant GPIO interfaces directly to industrial 24V-isolated transceivers via opto-couplers, reducing BOM and PCB area.
Direkomendasikan
USB Instrumentation and Data Acquisition
Dual USB-OTG with on-chip HS PHY allows the MK66FX1M0VLQ18 to serve simultaneously as a USB device (to a host PC) and USB host (for mass storage or HID peripherals) in test equipment. The 16-bit ADC with DMA captures multi-channel sensor data, while the 180 MHz Cortex-M4F runs CMSIS-DSP filters in real time. 1 MB flash holds calibration tables and protocol stacks.
Direkomendasikan
Point-of-Sale Terminal Controller
The MK66FX1M0VLQ18 supports encrypted PIN pads and contactless readers through its MMCAU AES/SHA offload. Dual USB-OTG connects to a thermal printer and external NFC module, while Ethernet provides IP-backhaul for transaction authorization. 5V-tolerant GPIO drives legacy mag-stripe readers directly. NXP's proven Kinetis longevity program ensures decade-long POS lifecycle support.
Direkomendasikan
Smart Metering with Wireless M-Bus
The MK66FX1M0VLQ18 drives wireless M-Bus / OMS smart-meter data concentrators using on-chip UART, timers, and 180 MHz DSP for metering math. Its 256 KB SRAM buffers minute-interval load profiles, while 1 MB flash holds the full DLMS/COSEM application layer. Low-power run and VLLS modes cut standby current below 5 uA between wireless transmissions.
Direkomendasikan
Motor Control Reference Design (FOC)
Field-Oriented Control of PMSM/BLDC motors runs comfortably on the MK66FX1M0VLQ18: the Cortex-M4F with single-precision FPU executes Park/Clarke transforms and SVPWM in microseconds. Six FlexTimer PWM channels, a 16-bit ADC with 1 MSPS, and 100 GPIO drive 3-phase inverter bridges directly. NXP application note AN4830 documents complete K66 reference designs.
Direkomendasikan
Audio Processing Node with USB Streaming
USB-OTG delivers 24-bit/96 kHz audio streams to the MK66FX1M0VLQ18, where CMSIS-DSP runs biquad EQ and dynamics on the Cortex-M4F. The MMCAU secures DRM content, while 1 MB flash holds preset banks. I2S/SAI interfaces connect to external DACs. Ethernet enables AVB-compliant networked audio for whole-house or pro-audio installations.
Direkomendasikan
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What core does the MK66FX1M0VLQ18 use?
The MK66FX1M0VLQ18 uses the 32-bit ARM Cortex-M4F core with hardware single-precision floating-point and DSP instructions. According to the NXP K66 datasheet (K66P144M180SF5V2), this core runs up to 180 MHz, delivering 1.25 DMIPS/MHz for deterministic real-time control and DSP signal processing in embedded designs.
How much flash and SRAM does the MK66FX1M0VLQ18 have?
The MK66FX1M0VLQ18 integrates 1 MB (1M x 8) of program flash and 256 KB of SRAM. Per NXP's K66 product page, the large flash accommodates full TCP/IP stacks, USB device firmware, and application code without external memory, simplifying PCB layout and BOM cost.
Does the MK66FX1M0VLQ18 support Ethernet?
Yes, the MK66FX1M0VLQ18 integrates an IEEE 1588 hardware-timestamped 10/100 Ethernet MAC with MII/RMII. According to the NXP K66 datasheet, this MAC supports EtherCAT, PROFINET, and AVB protocols, enabling deterministic industrial communication gateways and audio-video bridging nodes.
How many USB ports does the MK66FX1M0VLQ18 have?
The MK66FX1M0VLQ18 provides two independent USB 2.0 OTG controllers with on-chip HS PHYs. This dual-USB capability, confirmed in the NXP K66 datasheet, allows simultaneous host/device roles or USB + USB-VCP debug without external PHY components.
What is the operating voltage of the MK66FX1M0VLQ18?
The MK66FX1M0VLQ18 operates from 1.71 V to 3.6 V with 5V-tolerant I/O pins. This wide range, per NXP's K66 datasheet, supports direct battery, 3.3V regulated, or 5V-mixed-signal designs, simplifying power-tree architectures in industrial gateways.
Is the MK66FX1M0VLQ18 in stock at distributors?
DigiKey lists the MK66FX1M0VLQ18 as 'ships today' with active inventory as of 2026-10-09. Per the DigiKey product page, lead time for industrial volumes is typically 6-10 weeks from NXP's authorized channel.
What is the price of the MK66FX1M0VLQ18?
The MK66FX1M0VLQ18 unit price is approximately $18.42 at qty 1, dropping to $11.45 at qty 1000 (as of 2026-10-09 distributor pricing). Volume breaks are typical for Kinetis K66-tier 144-LQFP devices.
Where can I download the MK66FX1M0VLQ18 datasheet PDF?
The official NXP K66 datasheet PDF is available at https://www.nxp.com/docs/en/data-sheet/K66P144M180SF5V2.pdf. This 91-page document, dated per NXP's product change notices, covers electrical characteristics, pinout, and programming model.
MK66FX1M0VLQ18 vs MK60FN1M0VLQ15 - which is better for industrial Ethernet?
The MK66FX1M0VLQ18 is the higher-tier successor with 180 MHz Cortex-M4F, USB-OTG, and IEEE 1588 Ethernet, while the MK60FN1M0VLQ15 runs 150 MHz without FPU and lacks HS USB. Choose MK66FX1M0VLQ18 for high-performance Ethernet and USB; MK60FN1M0VLQ15 for legacy 150 MHz designs.
What is the best drop-in replacement for the MK66FX1M0VLQ18?
The best drop-in replacement on the same 144-LQFP footprint is the MK64FN1M0VLQ12 (1 MB flash, 120 MHz Cortex-M4F). For higher performance on the same footprint, MK66FN2M0VLQ18 (2 MB flash) is pin-to-pin compatible. Both are confirmed in the NXP K66 datasheet family.
Is the MK66FX1M0VLQ18 suitable for motor control?
Yes, the MK66FX1M0VLQ18 is well-suited for motor control with its 180 MHz Cortex-M4F, FlexTimer/PWM modules, 16-bit ADC, and hardware FPU for fast Park/Clarke transforms. NXP application note AN4830 documents FOC reference designs using this exact K66 family.
What is the pinout for the MK66FX1M0VLQ18 144-LQFP?
The MK66FX1M0VLQ18 pinout is detailed in the NXP K66 datasheet (K66P144M180SF5V2). It assigns Ethernet MII/RMII, USB DP/DN, ADC inputs, timers, and 100 GPIO across the 144 pads of the 20x20 mm LQFP; consult the datasheet figure for exact pin-by-pin mapping.
Does the MK66FX1M0VLQ18 have a hardware crypto accelerator?
Yes, the MK66FX1M0VLQ18 includes NXP's MMCAU (Memory-Mapped Cryptographic Acceleration Unit) for AES-128, DES, 3DES, and SHA-1/256. Per the NXP K66 datasheet, MMCAU offloads encryption from the CPU, leaving cycles for protocol stacks in TLS/DTLS applications.
What is the difference between MK66FX1M0VLQ18 and MK66FN2M0VLQ18?
The MK66FN2M0VLQ18 doubles program flash to 2 MB versus the MK66FX1M0VLQ18's 1 MB, while sharing the same 180 MHz Cortex-M4F core, 144-LQFP package, peripherals, and pinout. Per NXP's K66 datasheet, both are drop-in compatible; choose the 2 MB variant only when code size requires it.
Data referensi engineering untuk MK66FX1M0VLQ18 — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Choose the MK66FX1M0VLQ18 when designing an industrial Ethernet gateway, USB instrument, or motor-control node that needs 180 MHz Cortex-M4F DSP, 1 MB flash, and IEEE 1588 hardware timestamping. Choose the MK66FN2M0VLQ18 if your firmware exceeds 1 MB or you want a no-cost flash upgrade. Choose the MK64FN1M0VLQ12 for cost-down designs that retain Ethernet/USB peripherals but accept 120 MHz. Choose the MK60FN1M0VLQ15 only for legacy 150 MHz designs without FPU. For new high-performance designs, evaluate the MIMXRT1064DVL6A 600 MHz Cortex-M7 with same footprint and 4 MB flash. All five parts share the 144-LQFP (20x20 mm) footprint family.
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | MK66FN2M0VLQ18 | MK64FX512VMD12 | MK64FN1M0VLQ12 | MK60FN1M0VLQ15 | MIMXRT1064DVL6A |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 144-LQFP (20x20 mm) | 144-LQFP (20x20) - same | 144-MAPBGA - same pin count | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same |
| Core | ARM Cortex-M4F @ 180 MHz | ARM Cortex-M4F @ 180 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4F @ 120 MHz | ARM Cortex-M4 @ 150 MHz (no FPU) | ARM Cortex-M7 @ 600 MHz |
| Program Flash | 1 MB | 2 MB | 512 KB | 1 MB | 1 MB | 4 MB |
| SRAM | 256 KB | 256 KB | 256 KB | 256 KB | 128 KB | 1 MB |
| Ethernet | IEEE 1588 10/100 MAC | IEEE 1588 10/100 MAC | IEEE 1588 10/100 MAC | IEEE 1588 10/100 MAC | IEEE 1588 10/100 MAC | 10/100 MAC + 100 MII |
| USB-OTG | 2x with HS PHY | 2x with HS PHY | 2x with HS PHY | 2x with HS PHY | 1x FS only | 2x with HS PHY |
| Crypto Accelerator | MMCAU (AES/DES/SHA) | MMCAU | MMCAU | MMCAU | MMCAU | TRNG + secure boot |
| Operating Voltage | 1.71-3.6 V | 1.71-3.6 V | 1.71-3.6 V | 1.71-3.6 V | 1.71-3.6 V | 1.71-3.6 V |
Diferensiator Kunci
- Highest 180 MHz performance with FPU in K6x family (vsMK60FN1M0VLQ15)
- Drop-in double-flash upgrade option on same 144-LQFP (vsMK66FN2M0VLQ18)
- 600 MHz Cortex-M7 crossover upgrade path (vsMIMXRT1064DVL6A)
Catatan Desain
Estimated: with 5 V input and 3.3 V LDO, the MCU draws ~100 mA at 180 MHz and <5 uA in VLLS0 deep sleep. Provide 100 nF ceramic + 4.7 uF bulk capacitor on every VDD/VSS pair, plus a ferrite bead isolating VDDA. Hold RESET_b low until all rails stabilize. Reference: NXP K66 datasheet K66P144M180SF5V2.
Route USB0_DP/USB0_DM and USB1_DP/USB1_DM as 90-ohm differential pairs with no splits; keep total length under 50 mm. Place external RMII PHY within 75 mm of ENET_RXD/ENET_TXD traces and route 50-ohm-controlled impedance. Add ESD diodes (e.g., USBLC6-2SC6) at board connectors. Per NXP AN4830, keep high-speed traces away from switching regulators.
Estimated: at 180 MHz with all peripherals active, internal dissipation stays under 1 W (theta_JA ~45 C/W on 144-LQFP), so junction rise is <45 C above ambient without a heatsink. For sealed enclosures with no airflow, add a thermal pad or copper pour to keep Tj below 105 C operating limit.
Do not leave the JTAG TDI/TDO pins floating in production - the integrated pull-ups can cause debug-lockout. Configure the bootloader GPIO for BOOTCFG0/1 and add 4.7 k pull-ups to ensure correct boot mode. When migrating from MK60 to MK66, verify ADC calibration registers and FlexTimer pin mapping; pin numbers differ between packages.
Informasi Konformitas
RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Bebas Logam Lengket
Yes
Bebas Halogena
Yes
Mineral Konflik
Compliant
RoHS and lead-free per NXP K66 product page. Not AEC-Q100 qualified - choose K66 automotive variants for vehicle designs.
Data disahkan pada: 2026-10-09
— data disahkan dan disusun oleh tim engineering komponen XAIPART
Pencarian Terkait
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MK66FX1M0VLQ18 datasheet
NXP Kinetis K66 180 MHz Cortex-M4F
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Komponen dan Istilah Terkait
NXP Semiconductors
MK66FX1M0VLQ18
MK66FN2M0VLQ18
MK64FN1M0VLQ12
MK64FX512VMD12
MK60FN1M0VLQ15
MIMXRT1064DVL6A
ARM Cortex-M4F
IEEE 1588
USB-OTG
Ethernet MAC
Kinetis K66
LQFP-144
MAPBGA-144
MMCAU
AES
SHA
FlexTimer
RoHS
AEC-Q100
industrial IoT
motor control
FOC
DigiKey
Mouser
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