MK66FX1M0VLQ18 - Kinetis K66 180MHz Cortex-M4F MCU, 1MB Flash | NXP
料号： MK66FX1M0VLQ18 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $18.42 | $18.42 |
| 10 | $16.85 | $168.50 |
| 100 | $14.63 | $1,463.00 |
| 500 | $12.98 | $6,490.00 |
| 1,000 | $11.45 | $11,450.00 |
MK66FX1M0VLQ18 概述
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.
直接替换替代料： MK66FX1M0VLQ18 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MK66FX1M0VLQ18 （相同外形与封装尺寸） ——差异在于 Package, Core Architecture, Ethernet, Maximum CPU Frequency, Operating Temperature Range.
快速对比工具——选择替代料号进行并排对比：
MK66FN2M0VLQ18
✅ 直接替换✓ 有现货
联系询价
查看数据手册 →MK64FX512VMD12
✅ 直接替换✓ 有现货
$10.45 / 个
查看数据手册 →MK64FN1M0VLQ12
✅ 直接替换✓ 有现货
$9.74 / 个
查看数据手册 →MK60FN1M0VLQ15
✅ 直接替换📋 参考替代料（不在目录中）
MIMXRT1064DVL6A
✅ 直接替换✓ 有现货
$9.3 / 个
查看数据手册 →MK66FX1M0VLQ18 最大额定值与电气特性
| 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 |
| 封装 | 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) |
| 工作温度 | -40 C to +105 C |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
MK66FX1M0VLQ18 引脚配置
| 引脚 1 | PTE0 — GPIO / UART1_CTS / SPI1_PCS |
| 引脚 2 | PTE1 — GPIO / UART1_RTS / SPI1_SCK |
| 引脚 3 | PTE2 — GPIO / SPI1_SOUT |
| 引脚 4 | PTE3 — GPIO / SPI1_SIN |
| 引脚 5 | PTE4 — GPIO / SPI1_PCS0 |
| 引脚 6 | PTE5 — GPIO / SPI1_PCS1 |
| 引脚 7 | PTE6 — GPIO / SPI1_PCS2 |
| 引脚 8 | VDD — Core/IO supply 1.71-3.6 V |
| 引脚 9 | VSS — Ground |
| 引脚 10 | PTE7 — GPIO / SPI1_PCS3 |
| 引脚 11 | PTE8 — GPIO / I2C0_SCL |
| 引脚 12 | PTE9 — GPIO / I2C0_SDA |
| 引脚 13 | PTE10 — GPIO / UART5_TX |
| 引脚 14 | PTE11 — GPIO / UART5_RX |
| 引脚 15 | PTE12 — GPIO / I2S0_TXD |
| 引脚 16 | VSS — Ground |
| 引脚 17 | PTE13 — GPIO / I2S0_TX_FS |
| 引脚 18 | PTE14 — GPIO / I2S0_TX_BCLK |
| 引脚 19 | PTE15 — GPIO / I2S0_RXD |
| 引脚 20 | PTE16 — GPIO / I2S0_RX_FS |
| 引脚 21 | PTE17 — GPIO / I2S0_RX_BCLK |
| 引脚 22 | VDDA — Analog supply 3.3 V |
| 引脚 23 | VREFH — ADC reference high |
| 引脚 24 | VREFL — ADC reference low |
| 引脚 25 | VSSA — Analog ground |
| 引脚 26 | PTA0 — GPIO / ADC0_SE0 / TSI0_CH1 |
| 引脚 27 | PTA1 — GPIO / ADC0_SE1 / TSI0_CH2 |
| 引脚 28 | PTA2 — GPIO / ADC0_SE2 |
| 引脚 29 | PTA3 — GPIO / ADC0_SE3 |
| 引脚 30 | PTA4 — GPIO / ADC0_SE4 / I2C1_SCL |
| 引脚 31 | PTA5 — GPIO / ADC0_SE5 / I2C1_SDA |
| 引脚 32 | PTA6 — GPIO / ADC0_SE6 |
| 引脚 33 | PTA7 — GPIO / ADC0_SE7 |
| 引脚 34 | PTA8 — GPIO / ADC0_SE8 |
| 引脚 35 | PTA9 — GPIO / ADC0_SE9 |
| 引脚 36 | PTA10 — GPIO / ADC0_SE10 |
| 引脚 37 | PTA11 — GPIO / ADC0_SE11 |
| 引脚 38 | PTA12 — GPIO / FTM1_CH0 |
| 引脚 39 | PTA13 — GPIO / FTM1_CH1 |
| 引脚 40 | PTA14 — GPIO / FTM1_CH2 / I2C2_SCL |
| 引脚 41 | PTA15 — GPIO / FTM1_CH3 / I2C2_SDA |
| 引脚 42 | PTA16 — GPIO / UART0_RTS / FTM0_CH6 |
| 引脚 43 | PTA17 — GPIO / UART0_CTS / FTM0_CH7 |
| 引脚 44 | VDD — Core/IO supply 1.71-3.6 V |
| 引脚 45 | VSS — Ground |
| 引脚 46 | PTA18 — GPIO / EXTAL0 (crystal oscillator input) |
| 引脚 47 | PTA19 — GPIO / XTAL0 (crystal oscillator output) |
| 引脚 48 | PTB0 — GPIO / I2C0_SCL / FTM1_CH0 |
| 引脚 49 | PTB1 — GPIO / I2C0_SDA / FTM1_CH1 |
| 引脚 50 | PTB2 — GPIO / I2C0_SCL / FTM0_CH3 |
| 引脚 51 | PTB3 — GPIO / I2C0_SDA / FTM0_CH4 |
| 引脚 52 | PTB4 — GPIO / FTM0_CH5 / ACMP0_OUT |
| 引脚 53 | PTB5 — GPIO / FTM0_CH2 / ACMP1_OUT |
| 引脚 54 | PTB6 — GPIO / I2S0_MCLK / FTM0_CH0 |
| 引脚 55 | PTB7 — GPIO / I2S0_RXD / FTM0_CH1 |
| 引脚 56 | PTB8 — GPIO / UART3_RTS / FTM1_CH2 |
| 引脚 57 | PTB9 — GPIO / UART3_CTS / FTM1_CH3 |
| 引脚 58 | PTB10 — GPIO / UART3_TX / FTM0_CH4 |
| 引脚 59 | PTB11 — GPIO / UART3_RX / FTM0_CH5 |
| 引脚 60 | VSS — Ground |
| 引脚 61 | PTB12 — GPIO / FTM1_CH0 / I2C0_SCL |
| 引脚 62 | PTB13 — GPIO / FTM1_CH1 / I2C0_SDA |
| 引脚 63 | PTB14 — GPIO / FTM1_CH2 / I2C1_SCL |
| 引脚 64 | PTB15 — GPIO / FTM1_CH3 / I2C1_SDA |
| 引脚 65 | PTB16 — GPIO / UART0_RX / FTM0_CH6 |
| 引脚 66 | PTB17 — GPIO / UART0_TX / FTM0_CH7 |
| 引脚 67 | PTB18 — GPIO / CAN0_TX / FTM2_CH0 |
| 引脚 68 | PTB19 — GPIO / CAN0_RX / FTM2_CH1 |
| 引脚 69 | PTB20 — GPIO / SPI2_PCS0 / FTM2_CH2 |
| 引脚 70 | PTB21 — GPIO / SPI2_SCK / FTM2_CH3 |
| 引脚 71 | PTB22 — GPIO / SPI2_SOUT / FTM2_CH4 |
| 引脚 72 | PTB23 — GPIO / SPI2_SIN / FTM2_CH5 |
| 引脚 73 | PTC0 — GPIO / SPI0_PCS4 / FTM0_CH0 |
| 引脚 74 | PTC1 — GPIO / SPI0_PCS5 / FTM0_CH1 |
| 引脚 75 | PTC2 — GPIO / SPI0_PCS6 / FTM0_CH2 |
| 引脚 76 | PTC3 — GPIO / SPI0_PCS7 / FTM0_CH3 |
| 引脚 77 | PTC4 — GPIO / SPI0_PCS0 / FTM0_CH4 |
| 引脚 78 | PTC5 — GPIO / SPI0_SCK / FTM0_CH5 |
| 引脚 79 | PTC6 — GPIO / SPI0_SOUT / FTM0_CH6 |
| 引脚 80 | PTC7 — GPIO / SPI0_SIN / FTM0_CH7 |
| 引脚 81 | PTC8 — GPIO / I2S0_MCLK / FTM1_CH0 |
| 引脚 82 | PTC9 — GPIO / I2S0_RXD / FTM1_CH1 |
| 引脚 83 | PTC10 — GPIO / I2S0_TX_FS / FTM1_CH2 |
| 引脚 84 | PTC11 — GPIO / I2S0_TX_BCLK / FTM1_CH3 |
| 引脚 85 | PTC12 — GPIO / I2S0_TXD / FTM2_CH0 |
| 引脚 86 | PTC13 — GPIO / I2S0_RX_FS / FTM2_CH1 |
| 引脚 87 | PTC14 — GPIO / I2S0_RX_BCLK / FTM2_CH2 |
| 引脚 88 | PTC15 — GPIO / I2S0_RX_MCLK / FTM2_CH3 |
| 引脚 89 | PTC16 — GPIO / UART2_RX / FTM0_CH6 |
| 引脚 90 | PTC17 — GPIO / UART2_TX / FTM0_CH7 |
| 引脚 91 | PTC18 — GPIO / UART2_RTS / FTM1_CH0 |
| 引脚 92 | PTC19 — GPIO / UART2_CTS / FTM1_CH1 |
| 引脚 93 | PTD0 — GPIO / SPI0_PCS0 / FTM0_CH0 |
| 引脚 94 | PTD1 — GPIO / SPI0_SCK / FTM0_CH1 |
| 引脚 95 | PTD2 — GPIO / SPI0_SOUT / FTM0_CH2 |
| 引脚 96 | PTD3 — GPIO / SPI0_SIN / FTM0_CH3 |
| 引脚 97 | PTD4 — GPIO / SPI0_PCS1 / FTM0_CH4 |
| 引脚 98 | PTD5 — GPIO / SPI0_PCS2 / FTM0_CH5 |
| 引脚 99 | PTD6 — GPIO / SPI0_PCS3 / FTM0_CH6 |
| 引脚 100 | PTD7 — GPIO / SPI0_PCS4 / FTM0_CH7 |
| 引脚 101 | PTD8 — GPIO / I2C0_SCL / FTM1_CH4 |
| 引脚 102 | PTD9 — GPIO / I2C0_SDA / FTM1_CH5 |
| 引脚 103 | PTD10 — GPIO / UART4_RX / FTM2_CH4 |
| 引脚 104 | PTD11 — GPIO / UART4_TX / FTM2_CH5 |
| 引脚 105 | PTD12 — GPIO / SPI2_PCS0 / FTM2_CH6 |
| 引脚 106 | PTD13 — GPIO / SPI2_SCK / FTM2_CH7 |
| 引脚 107 | PTD14 — GPIO / SPI2_SOUT |
| 引脚 108 | PTD15 — GPIO / SPI2_SIN |
| 引脚 109 | VSS — Ground |
| 引脚 110 | VDD — Core/IO supply 1.71-3.6 V |
| 引脚 111 | PTE24 — GPIO / CAN1_TX / FTM1_CH0 |
| 引脚 112 | PTE25 — GPIO / CAN1_RX / FTM1_CH1 |
| 引脚 113 | PTE26 — GPIO / UART4_CTS / RTC_CLKOUT |
| 引脚 114 | PTE27 — GPIO / UART4_RTS |
| 引脚 115 | PTE28 — GPIO / I2C1_SCL / FTM1_CH2 |
| 引脚 116 | PTE29 — GPIO / I2C1_SDA / FTM1_CH3 |
| 引脚 117 | PTE30 — GPIO / I2C2_SCL / FTM2_CH4 |
| 引脚 118 | PTE31 — GPIO / I2C2_SDA / FTM2_CH5 |
| 引脚 119 | USB0_DP — USB-OTG 0 data plus (on-chip HS PHY) |
| 引脚 120 | USB0_DM — USB-OTG 0 data minus (on-chip HS PHY) |
| 引脚 121 | VSS — Ground |
| 引脚 122 | USB1_DP — USB-OTG 1 data plus (on-chip HS PHY) |
| 引脚 123 | USB1_DM — USB-OTG 1 data minus (on-chip HS PHY) |
| 引脚 124 | VDD — Core/IO supply 1.71-3.6 V |
| 引脚 125 | ENET_RMII_RXER — Ethernet RMII RX error |
| 引脚 126 | ENET_MDIO — Ethernet management data |
| 引脚 127 | ENET_MDC — Ethernet management clock |
| 引脚 128 | ENET_RXD0 — Ethernet RX data 0 |
| 引脚 129 | ENET_RXD1 — Ethernet RX data 1 |
| 引脚 130 | ENET_CRS_DV — Ethernet CRS/DataValid |
| 引脚 131 | ENET_TXEN — Ethernet TX enable |
| 引脚 132 | ENET_TXD0 — Ethernet TX data 0 |
| 引脚 133 | ENET_TXD1 — Ethernet TX data 1 |
| 引脚 134 | ENET_REF_CLK — Ethernet reference clock (RMII) |
| 引脚 135 | VDD — Core/IO supply 1.71-3.6 V |
| 引脚 136 | VSS — Ground |
| 引脚 137 | RESET_b — External reset, active low |
| 引脚 138 | TDI — JTAG test data in |
| 引脚 139 | TDO — JTAG test data out |
| 引脚 140 | TMS — JTAG test mode select |
| 引脚 141 | TCK — JTAG test clock |
| 引脚 142 | JTA — Not connected (per datasheet) |
| 引脚 143 | JTAG_MS_PWN_b — JTAG mode select pull-down |
| 引脚 144 | RTC_WAKEUP_b — RTC wake-up interrupt output |
典型应用
MK66FX1M0VLQ18 适用于 6 应用s: 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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
推荐产品汇总
工程参考数据： MK66FX1M0VLQ18 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | 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 |
关键差异点
- Highest 180 MHz performance with FPU in K6x family （对比 MK60FN1M0VLQ15)
- Drop-in double-flash upgrade option on same 144-LQFP （对比 MK66FN2M0VLQ18)
- 600 MHz Cortex-M7 crossover upgrade path （对比 MIMXRT1064DVL6A)
设计说明
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.
合规信息
RoHS and lead-free per NXP K66 product page. Not AEC-Q100 qualified - choose K66 automotive variants for vehicle designs.