MK20DN128VMP5 - Kinetis K20 50MHz Cortex-M4 MCU, 128KB Flash | NXP
MPN： MK20DN128VMP5 ✓ 啟用中MK20DN128VMP5 概覽
Key features include a 50 MHz Cortex-M4 core with single-precision FPU, 128 KB program flash, 16 KB SRAM, a USB 2.0 Full-Speed device/host/on-the-go controller, multiple serial interfaces (UART, SPI, I2C), a 16-channel 16-bit ADC, and flexible low-power modes for energy-aware applications. The 64 MAPBGA package provides a compact footprint suitable for space-constrained designs.
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (flash and RAM), and programmable peripherals. The Cortex-M4 core is an ARM processor designed for embedded deterministic real-time control, with DSP extensions and an optional single-precision floating-point unit. The Kinetis K20 sub-family specifically targets applications that need USB connectivity combined with low-power operation, sitting between entry-level Kinetis EA series and higher-end K series in the NXP MCU portfolio. USB-capable MCUs are categorized as microcontrollers with integrated USB PHY/interface, simplifying designs that require USB device or host communication.
The MK20DN128VMP5 implements an ARM Cortex-M4 core built on a low-leakage process, supporting 50 MHz operation with hardware multiply/divide and DSP instructions. The 128 KB flash is organized as 128K x 8 with ECC support; the 16 KB SRAM includes bit-band aliasing for atomic bit manipulation. The integrated USB 2.0 Full-Speed controller with on-chip transceiver eliminates the need for external PHY components, while the 16-bit SAR ADC with hardware trigger support enables precise analog measurement. Multiple low-power modes (Run, Wait, Stop, VLPR, VLPW, VLPS, LLS, VLLSx) allow designers to optimize energy consumption.
Typical applications include USB human-interface devices (HIDs), industrial control nodes, low-power sensor hubs, point-of-sale terminals, and portable medical accessories. The USB device controller with on-chip transceiver simplifies peripheral designs, while the Cortex-M4 DSP extensions enable on-chip signal processing. The compact 64 MAPBGA package suits wearables and hand-held instruments where PCB area is at a premium.
When designing with this MCU, ensure proper decoupling with 100 nF ceramic capacitors adjacent to each VDD pin and a bulk 4.7 uF capacitor on the main supply rail. The integrated USB transceiver requires precise 45 ohm/90 ohm differential routing on D+/D- for signal integrity compliance with USB 2.0 Full-Speed specifications. Configure unused pins as outputs to minimize leakage through ESD protection diodes in low-power modes.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical PCB design notes that go beyond what is typically listed in the NXP datasheet revision history, helping engineers select the right Kinetis variant for production.
直接替換替代品，適用於 MK20DN128VMP5 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MK20DN128VMP5 （相同外形與佔位） — 差異在於 Package, ADC, Maximum CPU Frequency, Mounting Type, Core Architecture.
MK20DX128VMP5
✅ 直接替換聯絡詢價
查看資料表 →MK10DX128VMP5
✅ 直接替換📋 參考替代品（不在目錄中）
MKL02Z32CAF4R
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MIMXRT1064CVL5A
✅ 直接替換聯絡詢價
查看資料表 →MC9S08SE8VWL
✅ 直接替換聯絡詢價
查看資料表 →LPC845M301JHI33
✅ 直接替換聯絡詢價
查看資料表 →MK20DN128VMP5 最大額定值與電氣特性
| Core Architecture | ARM Cortex-M4 with FPU |
| Core Bit Width | 32-bit |
| 最大時脈頻率 | 50 MHz |
| Program Flash Memory | 128 KB (128K x 8) |
| SRAM | 16 KB |
| 封裝 | 64-MAPBGA (5x5 mm) |
| USB Controller | USB 2.0 Full-Speed Device/Host/OTG with on-chip transceiver |
| ADC | 16-bit SAR, multiple channels |
| 供應電壓 | 1.8 V / 2.5 V / 3.3 V |
| 工作溫度範圍 | -40C to +105C (industrial) |
| 安裝類型 | Surface Mount (MAPBGA) |
| Communication Interfaces | UART, SPI, I2C, USB |
| Low-Power Modes | Run, Wait, Stop, VLPR, VLPW, VLPS, LLS, VLLSx |
| Series / Sub-Family | Kinetis K20 (K20 Sub-Family, 50 MHz) |
| MSL 等級 | 3 (per JEDEC J-STD-020) |
| RoHS 狀態 | Compliant |
MK20DN128VMP5 64-mapbga (5x5 mm) 腳位配置指南
MK20DN128VMP5（64-mapbga (5x5 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MK20DN128VMP5.
請參閱 資料表 以查看完整腳位配置。
典型應用
MK20DN128VMP5 適用於 7 應用s: USB Human Interface Devices (HID), Industrial Sensor Hub and Data Logger, Portable Medical Accessories, Point-of-Sale (POS) Terminal Peripherals, IoT Edge Node with USB Debug/Provisioning, USB Audio Class Devices, Smart Home Sensor and Actuator Hub.
USB Human Interface Devices (HID)
The MK20DN128VMP5's integrated USB 2.0 Full-Speed controller with on-chip transceiver eliminates external PHY components, making it ideal for USB HID peripherals such as keyboards, mice, game controllers, and custom input devices. The Cortex-M4 core at 50 MHz executes HID class drivers and button-matrix scanning firmware with deterministic latency, while 128 KB flash accommodates USB stack plus application code. The 16 KB SRAM is sufficient for HID report buffers and small protocol stacks. Low-power modes allow bus-powered devices to meet USB suspend current requirements (under 2.5 mA) when idle. The compact 64-MAPBGA 5x5 mm package suits miniaturized peripherals like wireless presenters or wearable input devices.
推薦
Industrial Sensor Hub and Data Logger
The MK20DN128VMP5's 16-bit SAR ADC, multiple UART/SPI/I2C interfaces, and Cortex-M4 DSP extensions make it well-suited for industrial sensor aggregation nodes. The 50 MHz core runs sensor fusion and decimation filters in real time, while 128 KB flash stores configuration and calibration tables. Low-power modes including LLS and VLLS extend battery life in remote installations. The USB device capability simplifies configuration via direct PC connection in field-service scenarios. The 64-MAPBGA package supports compact IP65 enclosures common in industrial IoT.
推薦
Portable Medical Accessories
The MK20DN128VMP5 suits battery-powered medical accessories such as pulse-oximeter probes, handheld spirometers, and patient-worn event monitors. Its low-leakage process and multiple low-power modes (LLS, VLLSx) enable multi-day battery operation, while the Cortex-M4 DSP extensions accelerate ECG/RESP signal-processing algorithms. The USB device controller supports direct charging and data offload to host PCs. The 64-MAPBGA 5x5 mm footprint enables miniaturized wearable form factors. Industrial -40C to +105C temperature range supports sterilization and environmental extremes.
推薦
Point-of-Sale (POS) Terminal Peripherals
The MK20DN128VMP5's USB 2.0 Full-Speed device/host/OTG capability and Cortex-M4 processing performance suit POS peripherals including barcode scanners, receipt printers, and magnetic-stripe readers. Host mode allows connecting peripherals to a tablet-based POS system, while device mode enables the terminal to appear as a USB composite device to the host PC. The 128 KB flash accommodates USB class drivers and customer firmware. Multiple UART/SPI/I2C interfaces support printer mechanisms, scanner modules, and secure PIN-pad peripherals. The 5x5 mm MAPBGA package enables slim retail-terminal designs.
推薦
IoT Edge Node with USB Debug/Provisioning
The MK20DN128VMP5 is well-suited for IoT edge nodes that use USB for factory provisioning, firmware updates, and field debugging. The integrated USB 2.0 Full-Speed controller with on-chip transceiver eliminates external PHY cost, while the Cortex-M4 core runs application logic plus USB CDC class for virtual COM port debugging. 128 KB flash and 16 KB RAM support protocol stacks like MQTT-SN, CoAP, or vendor-proprietary edge protocols. Multiple low-power modes extend battery life in remote deployments. The 5x5 mm MAPBGA package supports dense IoT PCB layouts with wireless modules.
推薦
USB Audio Class Devices
The MK20DN128VMP5 supports USB Audio Class 1.0 device operation through its integrated USB 2.0 Full-Speed controller, enabling USB headsets, USB microphones, and USB speakers. The Cortex-M4 core at 50 MHz performs real-time audio sample-rate conversion and basic DSP (EQ, compression), while 128 KB flash holds USB Audio class driver and codec firmware. The 16 KB SRAM accommodates audio sample buffers (typically 4-8 KB for stereo 48 kHz). Low-latency interrupt handling preserves audio quality. The compact 64-MAPBGA 5x5 mm package enables consumer-audio product form factors.
推薦
Smart Home Sensor and Actuator Hub
The MK20DN128VMP5 fits smart-home hub designs that aggregate ZigBee, Z-Wave, or proprietary wireless sensors and control actuators such as relays or motor drivers. Its 50 MHz performance, 128 KB flash, and 16 KB RAM support wireless protocol stacks plus control logic. The USB host capability enables connection to Wi-Fi dongles for network connectivity. Multiple UART/SPI/I2C interfaces connect to radios and actuator driver ICs. Low-power modes support battery-operated wireless sensors with multi-year battery life. The industrial temperature range suits unheated indoor/outdoor smart-home installations.
推薦
推薦產品摘要
工程參考資料，適用於 MK20DN128VMP5 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MK20DX128VMP5 | MK10DX128VMP5 | MIMXRT1064CVL5A | LPC845M301JHI33 |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 64-MAPBGA (5x5 mm) | 64-MAPBGA (5x5 mm) - same | 64-MAPBGA (5x5 mm) - same | 196-LFBGA | 33-HVQFN |
| Core Architecture | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M7 | ARM Cortex-M0+ |
| Maximum Clock Frequency | 50 MHz | 50 MHz | 50 MHz | 600 MHz | 30 MHz |
| Program Flash Memory | 128 KB | 128 KB | 128 KB | 4 MB (external flash) | 32 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 1 MB | 4 KB |
| USB Controller | USB 2.0 Full-Speed Device/Host/OTG with on-chip transceiver | USB 2.0 Full-Speed | No USB | USB 2.0 High-Speed with PHY | USB 2.0 Full-Speed |
| Supply Voltage | 1.8 V / 2.5 V / 3.3 V | 1.8 V / 2.5 V / 3.3 V | 1.8 V / 2.5 V / 3.3 V | 3.0 V to 3.6 V | 1.8 V to 3.6 V |
| Operating Temperature Range | -40C to +105C (industrial) | -40C to +105C | -40C to +105C | -40C to +105C (industrial) | -40C to +85C |
主要差異化特點
- Integrated USB 2.0 Full-Speed transceiver eliminates external PHY (對比MK10DX128VMP5)
- 50 MHz Cortex-M4 with DSP extensions outperforms Cortex-M0+ alternatives (對比LPC845M301JHI33)
- Compact 5x5 mm MAPBGA footprint for space-constrained designs (對比MC9S08SE8VWL)
設計說明
Place a 100 nF ceramic decoupling capacitor adjacent to each VDD pin and a 4.7 uF bulk capacitor on the main supply rail. The MK20DN128VMP5 has multiple VDD pins (VDD, VDDINT, VDDA) that each require local decoupling. For USB operation, ensure the VREGIN and VOUT33 pins are routed per the NXP K20 reference manual with appropriate bulk capacitance. Estimated: with 5 microswitch decoupling events on a load of 50 mA active, the supply-rail ripple budget is well under 50 mVpp.
The 64-MAPBGA 5x5 mm package requires standard BGA PCB assembly with 0.5 mm or 0.8 mm ball pitch (verify exact pitch in the NXP K20 datasheet package dimensions). Use NSMD (non-solder-mask-defined) PCB land pads for improved BGA joint reliability. Via-in-pad with epoxy-filled/plugged vias is recommended for BGA escape routing. Controlled-impedance routing (90 ohm differential for USB D+/D-) is required for USB signal integrity per USB 2.0 specification.
Do not exceed the absolute maximum voltage on any I/O pin (VDD + 0.3 V). Configure unused pins as outputs driving low to minimize leakage through ESD protection diodes during low-power modes. The MK20DN128VMP5 has a built-in flash security mechanism - ensure the FSEC register is programmed correctly before mass production. Verify the K20 Sub-Family datasheet section on reset and boot configuration for proper mode-pin strapping.
For USB 2.0 Full-Speed signal integrity, route D+ and D- as a 90-ohm differential pair with length matching within 150 mil. Keep USB traces away from noisy digital signals and clock sources. Add a common-mode choke or ferrite bead on USB power lines for EMI suppression. The integrated on-chip USB transceiver eliminates external PHY but still requires careful PCB layout per USB 2.0 compliance.
The MAPBGA package has thermal performance dependent on PCB copper area and via array. Implement a thermal via array beneath the package exposed pad (if present) to dissipate heat to internal copper planes. Estimated: at 50 MHz active current consumption (~25 mA typical), the MAPBGA junction-to-ambient thermal resistance is approximately 35 C/W, well within safe operating limits for industrial environments.
合規資訊
RoHS and REACH compliance per NXP product information. Not AEC-Q100 qualified (industrial grade only). Lead-free reflow compatible per MSL3 / JEDEC J-STD-020.