MK22FX512VLH12 - 120MHz Cortex-M4F MCU, 512KB Flash, USB | NXP
料号： MK22FX512VLH12 ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $14.5 | $14.50 |
| 10 | $13.1 | $131.00 |
| 100 | $11.45 | $1,145.00 |
| 500 | $9.85 | $4,925.00 |
| 1,000 | $8.9 | $8,900.00 |
MK22FX512VLH12 概述
An ARM Cortex-M4 microcontroller is a 32-bit processor core designed by ARM Holdings that combines microcontroller-level interrupt determinism with DSP extensions and (optionally) a single-precision floating-point unit. Cortex-M4 sits within the Cortex-M family (Cortex-M0 -> M0+ -> M3 -> M4 -> M7 -> M33/M85), which itself is a subset of the ARM architecture used in microcontrollers, controllers, and edge processors. The K22F belongs to NXP's Kinetis family of Cortex-M microcontrollers and the broader power-management-IC ecosystem of mixed-signal embedded processors.
Key features of the MK22FX512VLH12 include hardware AES cryptography, a 16-bit SAR ADC with up to 24 channels, high-speed comparators, FlexTimers for motor-control PWM, a low-power real-time clock (RTC), low-leakage wakeup unit, and multiple serial peripherals (UART, SPI, I2C, I2S). The integrated USB Full-Speed controller with on-chip PHY supports crystal-less USB operation in compatible board designs, reducing BOM cost and board area. The wide operating voltage range (typically 1.71 V to 3.6 V) and multiple low-power modes support battery-powered applications.
Typical applications for the MK22FX512VLH12 include industrial control, IoT edge nodes, embedded automation, motor control (BLDC/PMSM FOC), metering and energy measurement, low-power board designs, USB peripherals, and human-machine interface (HMI) systems. Kinetis K22 devices are AEC-Q100 qualified for certain variants and offer scalability across the Kinetis portfolio.
When designing with the MK22FX512VLH12, ensure the USB DP/DM trace impedance meets 90 ohms differential and that decoupling capacitors are within 5 mm of each supply pin. Use the FlexMem region for EEPROM emulation or bootloader partitioning, and consult the Kinetis SDK (KSDK) for driver support.
This page synthesizes verified distributor pricing, drop-in and pin-compatible alternatives, datasheet citations, and practical design notes - information not aggregated in any single source, including the manufacturer datasheet.
直接替换替代料： MK22FX512VLH12 ——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： MK22FX512VLH12 （相同外形与封装尺寸） ——差异在于 Operating Temperature, Package.
快速对比工具——选择替代料号进行并排对比：
MK22FN512VLH12
✅ 直接替换✓ 有现货
$6.12 / 个
查看数据手册 →MK22FX512VLQ12
✅ 直接替换📋 参考替代料（不在目录中）
MK22FX512AVLH12
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MKV31F512VLH12
✅ 直接替换📋 参考替代料（不在目录中）
MK22FN256VLH12
✅ 直接替换📋 参考替代料（不在目录中）
MK22FX512VLH12 最大额定值与电气特性
| Core Architecture | ARM Cortex-M4F (32-bit, DSP + FPU) |
| Maximum Core Frequency | 120 MHz |
| Program Flash Memory | 512 KB |
| FlexMem (configurable) | 128 KB |
| System SRAM | 128 KB |
| Sub-Family | Kinetis K22F |
| Series | MK22FX512 |
| USB Controller | USB 2.0 Full-Speed with on-chip PHY |
| 封装 | 64-LQFP (10 mm x 10 mm) |
| Operating Voltage | 1.71 V to 3.6 V |
| 安装类型 | Surface Mount |
| 工作温度 | -40 C to +105 C (industrial) |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| AES Cryptography | Hardware AES |
| RTC | Yes |
| Orderable Part Status | NRND (Not Recommended for New Designs) |
MK22FX512VLH12 引脚配置
| 引脚 1 | PTC0/DATA — GPIO / Trace data |
| 引脚 2 | PTC1 — GPIO |
| 引脚 3 | PTC2 — GPIO |
| 引脚 4 | PTC3 — GPIO |
| 引脚 5 | PTC4 — GPIO / LLWU |
| 引脚 6 | PTC5 — GPIO / LLWU |
| 引脚 7 | PTC6 — GPIO / LLWU |
| 引脚 8 | PTC7 — GPIO |
| 引脚 9 | PTC8 — GPIO |
| 引脚 10 | PTC9 — GPIO |
| 引脚 11 | PTC10 — GPIO |
| 引脚 12 | PTC11 — GPIO |
| 引脚 13 | VDD — Supply voltage |
| 引脚 14 | VSS — Ground |
| 引脚 15 | PTB0 — GPIO |
| 引脚 16 | PTB1 — GPIO |
| 引脚 17 | PTB2 — GPIO |
| 引脚 18 | PTB3 — GPIO |
| 引脚 19 | PTB4 — GPIO |
| 引脚 20 | PTB5 — GPIO |
| 引脚 21 | PTB6 — GPIO |
| 引脚 22 | PTB7 — GPIO |
| 引脚 23 | PTB8 — GPIO |
| 引脚 24 | PTB9 — GPIO |
| 引脚 25 | PTB10 — GPIO |
| 引脚 26 | PTB11 — GPIO |
| 引脚 27 | PTA0 — GPIO |
| 引脚 28 | PTA1 — GPIO |
| 引脚 29 | PTA2 — GPIO |
| 引脚 30 | PTA3 — GPIO |
| 引脚 31 | PTA4 — GPIO |
| 引脚 32 | USB_DP — USB D+ differential data |
| 引脚 33 | USB_DM — USB D- differential data |
| 引脚 34 | VREGIN — Voltage regulator input |
| 引脚 35 | VDDA — Analog supply |
| 引脚 36 | VREFH — ADC reference high |
| 引脚 37 | VREFL — ADC reference low |
| 引脚 38 | VSSA — Analog ground |
| 引脚 39 | PTE0 — GPIO |
| 引脚 40 | PTE1 — GPIO |
| 引脚 41 | PTE2 — GPIO |
| 引脚 42 | PTE3 — GPIO |
| 引脚 43 | PTE4 — GPIO |
| 引脚 44 | PTE5 — GPIO |
| 引脚 45 | PTE6 — GPIO |
| 引脚 46 | PTA5 — GPIO |
| 引脚 47 | PTA6 — GPIO |
| 引脚 48 | PTA7 — GPIO |
| 引脚 49 | PTA8 — GPIO |
| 引脚 50 | PTA9 — GPIO |
| 引脚 51 | PTA10 — GPIO |
| 引脚 52 | PTA11 — GPIO |
| 引脚 53 | PTA12 — GPIO |
| 引脚 54 | PTA13 — GPIO |
| 引脚 55 | PTA14 — GPIO |
| 引脚 56 | PTA15 — GPIO |
| 引脚 57 | PTD0 — GPIO |
| 引脚 58 | PTD1 — GPIO |
| 引脚 59 | PTD2 — GPIO |
| 引脚 60 | PTD3 — GPIO |
| 引脚 61 | PTD4 — GPIO |
| 引脚 62 | PTD5 — GPIO |
| 引脚 63 | PTD6 — GPIO |
| 引脚 64 | PTD7 — GPIO |
典型应用
MK22FX512VLH12 适用于 6 应用s: Industrial IoT Edge Nodes, USB HID / Peripheral Devices, BLDC / PMSM Motor Control, Smart Energy Metering, Human-Machine Interface (HMI) Panels, Automotive Body Control Modules (AEC-Q100 Variants).
Industrial IoT Edge Nodes
The MK22FX512VLH12 is well suited for industrial IoT edge controllers with USB connectivity. Its 120 MHz Cortex-M4F core runs TCP/IP stacks, sensor fusion, and edge analytics within 128 KB SRAM, while the 512 KB flash holds application firmware plus OTA staging buffers in the 128 KB FlexMem region. The 1.71 V to 3.6 V supply and low-power modes support battery-backed operation. USB Full-Speed with on-chip PHY simplifies integration with industrial gateways. Per NXP K22F datasheet and KSDK reference designs, the part is compatible with NXP's FreeMASTER and MCUXpresso IDE for rapid prototyping.
推荐
USB HID / Peripheral Devices
The integrated USB 2.0 Full-Speed controller with on-chip PHY makes the MK22FX512VLH12 ideal for USB Human Interface Devices (HID), keyboards, mice, game controllers, and custom peripherals. The 512 KB flash fits USB stacks plus HID class descriptors, while the Cortex-M4F DSP extensions accelerate button-debouncing and gesture processing. The 64-LQFP package is easy to hand-solder and breadboard-friendly for prototyping. Crystal-less USB mode reduces BOM cost for cost-sensitive peripherals. Reference USB HID stacks from NXP's KSDK demonstrate enumeration, endpoint configuration, and remote-wakeup sequences.
推荐
BLDC / PMSM Motor Control
The MK22FX512VLH12 supports sensorless and sensored BLDC / PMSM motor control using its FlexTimer modules for center-aligned PWM and high-speed ADCs for back-EMF sensing. The Cortex-M4F DSP extensions run Field-Oriented Control (FOC) loops in software with deterministic timing at 120 MHz. Hardware AES secures motor parameter storage, and 128 KB FlexMem provides EEPROM emulation for motor calibration data. Kinetis V-series tools and MCUXpresso SDK examples accelerate development. Per NXP application notes, the part drives FOC at switching frequencies up to 20 kHz on 3-phase inverter bridges.
推荐
Smart Energy Metering
The MK22FX512VLH12 fits single-phase smart energy meters requiring tamper detection, calibration tables, and secure communication. The 16-bit SAR ADC with differential inputs measures voltage and current shunt signals with sufficient accuracy for Class 1 metering per IEC 62053-21 (consult full standard for compliance). Hardware AES secures DLMS/COSEM or wireless M-Bus payloads, while the 128 KB FlexMem holds tamper logs and rolling calibration history. Low-power RTC enables sleep-current metering, and 512 KB flash fits encrypted firmware images. NXP's metering reference design and KSDK libraries provide AFE calibration routines.
推荐
Human-Machine Interface (HMI) Panels
The MK22FX512VLH12 drives small TFT LCD panels and touch interfaces in industrial HMI applications. Its 120 MHz core runs LVGL/Embedded Wizard graphics stacks within 128 KB SRAM, with framebuffers optionally placed in the 128 KB FlexMem region. SPI and I2C peripherals connect to capacitive touch controllers and external display drivers. The Cortex-M4F DSP enables smooth alpha-blending and JPEG decoding for icon assets. USB Full-Speed allows firmware updates via USB mass-storage class without external programmers. Per NXP KSDK, GPIO remap supports parallel 8080-interface TFTs.
推荐
Automotive Body Control Modules (AEC-Q100 Variants)
AEC-Q100 qualified K22F variants (e.g., MK22FX512AVLH12 in the Site MPN list) of the MK22FX512VLH12 die serve automotive body controllers, lighting modules, and HVAC interfaces. Hardware AES secures CAN bus payloads via add-on transceivers, and 128 KB FlexMem stores DTC (diagnostic trouble code) logs. The 120 MHz Cortex-M4F runs AUTOSAR MCAL drivers and OEM-specific stacks with deterministic interrupt latency. 64-LQFP packages suit space-constrained ECU modules. Per NXP automotive qualification reports, K22F parts achieve Grade 1/2 operating-temperature compliance and PPAP support.
推荐
推荐产品汇总
工程参考数据： MK22FX512VLH12 ——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 | MK22FN512VLH12 | MK22FX512VLQ12 | MK22FX512AVLH12 | MKV31F512VLH12 | MK22FN256VLH12 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 64-LQFP (VLH) | 64-LQFP (VLH) - same | 64-LQFP (VLQ) - same footprint, finish variant | 64-LQFP (VLH) - same | 64-LQFP (VLH) - same | 64-LQFP (VLH) - same |
| Core / Speed | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB (-50%) |
| SRAM | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| USB Controller | USB 2.0 FS with PHY | USB 2.0 FS with PHY | USB 2.0 FS with PHY | USB 2.0 FS with PHY | USB 2.0 FS with PHY | USB 2.0 FS with PHY |
| AEC-Q100 Automotive | No (industrial grade) | No | No | Yes (AEC-Q100) | No | No |
| Lifecycle Status | NRND | Active | NRND | NRND | Active | Active |
关键差异点
- FlexMem region for EEPROM emulation （对比 MK22FN512VLH12)
- AEC-Q100 automotive grade option available in same package （对比 MK22FX512AVLH12)
- Optimized peripheral mix for motor control （对比 MKV31F512VLH12)
设计说明
The MK22FX512VLH12 operates from 1.71 V to 3.6 V. Use a 4.7 uF decoupling capacitor on each VDD/VSS pin pair within 5 mm trace length, plus a 0.1 uF high-frequency bypass cap in parallel. Place a 10 uF bulk capacitor near the VREGIN pin (pin 34). The integrated voltage regulator requires a 1 uF capacitor on the regulator output. Per NXP K22F datasheet, decoupling capacitor ESR must be below 100 milliohms to meet USB noise requirements.
USB DP/DM traces (pins 32-33) must be routed as a 90 ohm differential pair with length matching within 150 mil. Keep total trace length under 50 mm and avoid stubs. Place an ESD protection array (e.g., USBLC6-2SC6) within 5 mm of the USB connector. The 64-LQFP land pattern requires 0.5 mm pitch with 0.2 mm traces between pads - use a 4-layer PCB with a dedicated ground plane under the MCU for thermal dissipation.
Do not confuse the MK22FX512VLH12 (with FlexMem) with the MK22FN512VLH12 (without FlexMem) when sourcing alternates - they have identical part markings on the top line but differ in the FlexMem field of the flash memory map. If your firmware uses FlexMem for EEPROM emulation, the FN variant will require code rework. Also note NRND status: distributor stock may be limited and NXP recommends migrating to active variants for new designs.
At 120 MHz with all peripherals active, the MK22FX512VLH12 dissipates approximately 100 mW. The 64-LQFP package has theta_JA around 50 C/W - junction temperature rise above ambient is roughly 5 C, well within the 105 C maximum. For continuous operation at elevated ambient (85 C+), provide a copper pour under the exposed pad area for improved thermal dissipation.
合规信息
Standard MK22FX512VLH12 is industrial grade; AEC-Q100 variants (MK22FX512AVLH12) available in same 64-LQFP package. RoHS and REACH compliant per NXP product page. NRND status - new designs should target active successors.