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NXP Semiconductors MK51DN512ZCLL10
- Part No.:
- MK51DN512ZCLL10
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
MK51DN512ZCLL10.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,036
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Product details
Overview
MK51DN512ZCLL10 from NXP (formerly Freescale) is a 100 MHz ARM® Cortex®-M4 microcontroller with 512 KB flash, 128 KB SRAM, IEEE 1588 Ethernet MAC, dual 16-bit ADCs with PGA, dual 12-bit DACs, and integrated operational/transimpedance amplifiers. It targets high-precision analog measurement in portable medical and test equipment.
For engineers reviewing the MK51DN512ZCLL10 datasheet, MK51DN512ZCLL10 pinout, MK51DN512ZCLL10 application, or MK51DN512ZCLL10 equivalent, key selection factors include its 100 MHz real-time performance, on-chip analog front-end for sensor signal conditioning, hardware-accelerated encryption, and 100-pin LQFP package with LCD segment control support.
Technical Context
The MK51DN512ZCLL10 implements a full-featured ARM Cortex-M4 core with DSP extensions and floating-point unit, paired with a programmable delay block (PDB) that synchronizes ADC sampling and DAC output for time-critical analog measurements like glucometry strip biasing. Its integrated transimpedance amplifier (TRIAMP) and opamp support current-to-voltage conversion and active filtering directly on-die.
It integrates IEEE 1588-2008 Ethernet MAC with hardware timestamping for sub-microsecond clock synchronization in networked instrumentation, alongside a flexible low-power LCD controller supporting up to 320 segments (40×8 or 44×4) with segment fail detection and frontplane/backplane reassignment for firmware-driven display configuration.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-M4 @ 100 MHz with FPU and DSP instructions - enables real-time signal processing and floating-point math without external coprocessor |
| Flash Memory | 512 KB program flash with 4-level security - supports concurrent execution and over-the-air firmware updates via independent banks |
| Analog Peripherals | 2 × 16-bit ADC with PGA + 2 × 12-bit DAC + TRIAMP + OPAMP + VREF - forms complete analog measurement engine for precision biosensor interfaces |
| Ethernet Interface | IEEE 1588 MAC with hardware timestamping - delivers deterministic sub-1 µs time synchronization for distributed test systems |
| LCD Controller | Segment LCD driver supporting 320 segments (40×8), blink mode, fail detect, and pin reassignment - reduces BOM and enables dynamic display configuration |
| USB Interface | Full-Speed USB 2.0 On-The-Go with device charger detect (DCD) - enables battery charging negotiation and host/peripheral role switching in portable devices |
| Security Features | Hardware cryptographic acceleration unit (CAU), CRC engine, RNG, MPU - offloads AES/DES/SHA operations and enforces memory access isolation |
Pinout & Package
Package: 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), RoHS-compliant, thermal pad exposed on bottom.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PTA0–PTA31 | GPIO / FlexBus / UART / I²C / SPI / ADC / DAC | Multi-function pins supporting peripheral multiplexing; ADC/DAC channels mapped to specific PTA pins per datasheet Table 7-1 |
| PTB0–PTB19 | GPIO / USB / Ethernet / LCD / PWM / FlexTimer | Includes USB D+/D−, RMII signals (ETH_RXD0/1, ETH_TXD0/1), and LCD segment/backplane outputs |
| PTC0–PTC15 | GPIO / ADC / DAC / I²S / SDHC | Supports SDIO/MMC interface and stereo audio I²S with frame sync and clock generation |
| VDDA/VSSA | Analog Power/Ground | Dedicated 3.3 V analog supply domain with separate ground plane - critical for ADC/DAC noise immunity |
| VREFH/VREFL | Analog Reference Inputs | Accept external reference voltage (0.5–3.3 V) or internal VREF output - sets full-scale range for all analog peripherals |
Key Features
| Feature | Design Value |
|---|---|
| Programmable Delay Block (PDB) | Triggers ADC conversions and DAC updates with nanosecond-level timing precision - essential for synchronized sensor excitation and readout (e.g., electrochemical strip assays) |
| Transimpedance Amplifier (TRIAMP) | Configurable gain (1–100 kΩ) and bandwidth for direct current-input sensor interfacing - eliminates external opamp stage in pulse oximetry and amperometric biosensors |
| FlexMemory | 2–4 KB byte-erasable EEPROM emulation within flash - enables wear-leveling and nonvolatile parameter storage without external EEPROM |
| Secure Digital Host Controller (SDHC) | Supports SD, SDIO, MMC, CE-ATA cards - enables field-upgradable firmware, data logging, or Wi-Fi/Bluetooth module integration |
| Low-Leakage Wake-Up Unit | Sub-µA wake-from-VLPR mode with configurable pin/RTC/ADC triggers - extends battery life in clinical monitoring devices requiring periodic measurements |
Applications
| Clinical Point-of-Care Analyzer | Portable EKG Monitor |
|---|---|
Use Scenario: Handheld blood glucose or coagulation analyzer performing electrochemical strip measurements with temperature compensation. IC Role / Device Role / Timing Role: MK51DN512ZCLL10 serves as main system controller and analog measurement engine - TRIAMP conditions current output from test strip, PDB triggers synchronized ADC sampling, and CAU encrypts patient data before Bluetooth transmission. Use Value: Integrated analog front-end eliminates ≥3 external opamps and reference ICs; hardware encryption ensures HIPAA-compliant data handling without CPU overhead. | Use Scenario: Battery-powered wearable EKG device acquiring 3-lead biopotential signals at 250 SPS with real-time arrhythmia detection. IC Role / Device Role / Timing Role: MK51DN512ZCLL10 executes digital filtering and QRS detection algorithms on Cortex-M4 FPU while simultaneously driving OLED via FlexBus and logging data to microSD via SDHC. Use Value: Dual 16-bit ADCs with PGA provide >90 dB SNR for low-amplitude EKG signals; 128 KB SRAM accommodates multi-second waveform buffers and ML inference models. |
| Lab-Based Precision DMM | Industrial Networked Sensor Node |
Use Scenario: Benchtop digital multimeter measuring DC voltage, resistance, and capacitance with 5½-digit resolution and auto-ranging. IC Role / Device Role / Timing Role: MK51DN512ZCLL10 controls precision current sources, reads 24-bit sigma-delta ADC via SPI, manages front-panel LCD with 320-segment driver, and communicates via USB CDC virtual COM port. Use Value: On-chip VREF and PGA enable <±0.005% basic DCV accuracy; LCD controller reduces external driver IC count and supports custom segmented display layouts. | Use Scenario: DIN-rail mounted environmental sensor node measuring temperature, humidity, and CO₂, synchronized across factory floor via IEEE 1588 Ethernet. IC Role / Device Role / Timing Role: MK51DN512ZCLL10 acts as time-aware edge controller - uses 1588 timestamping to align sensor readings across multiple nodes and logs data to local SD card before uploading to cloud via encrypted TLS tunnel. Use Value: Hardware timestamping achieves ±50 ns sync accuracy over 100 m Ethernet; CAU accelerates TLS handshake and AES-GCM encryption for secure OTA updates. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MK53DN512ZCLL10 | Same 100 MHz Cortex-M4 core, identical pinout, but adds 128 KB additional SRAM (256 KB total) and enhanced FlexBus timing | Better suited for applications requiring large real-time waveform buffers or complex GUI rendering with external SDRAM | Select MK53DN512ZCLL10 only if >128 KB SRAM is required; MK51DN512ZCLL10 offers identical analog/Ethernet/LCD features at lower cost |
| STM32F429ZIT6 | 180 MHz Cortex-M4, 2 MB flash, no integrated TRIAMP or 1588 Ethernet; requires external PHY and analog signal chain components | Higher raw compute throughput but lacks on-chip analog measurement engine - increases BOM and layout complexity for medical sensor designs | Choose STM32F429ZIT6 only when maximum CPU performance outweighs analog integration needs; MK51DN512ZCLL10 reduces component count by ≥7 for biosensor front-ends |
Compared with MK53DN512ZCLL10, the MK51DN512ZCLL10 provides identical analog, Ethernet, and LCD capabilities at lower SRAM cost - ideal for medical devices where signal fidelity matters more than buffer depth. Versus STM32F429ZIT6, it delivers turnkey biosensor interfacing with no external opamps or PHY, cutting design cycle time by ~6 weeks.
Availability
MK51DN512ZCLL10 is available at Aetrix Electronics and suitable for clinical diagnostics, portable instrumentation, and industrial Ethernet node designs requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for MK51DN512ZCLL10 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and IoT applications, with roots in Freescale's embedded MCU heritage.
The Kinetis K50 family - including MK51DN512ZCLL10 - was engineered specifically for high-accuracy analog measurement in battery-powered medical and test equipment, integrating precision ADCs, DACs, amplifiers, and 1588 Ethernet in a single low-power package.
FAQ
What is the maximum operating frequency of the MK51DN512ZCLL10?
The MK51DN512ZCLL10 operates at a maximum core frequency of 100 MHz using its ARM Cortex-M4 processor. This speed is sustained under full voltage and temperature specifications (−40°C to +105°C) with appropriate clock source configuration. The MK51DN512ZCLL10 achieves this via an internal PLL locked to an external crystal or internal reference, and supports dynamic frequency scaling to reduce power during idle periods without compromising real-time responsiveness.
Does the MK51DN512ZCLL10 include hardware encryption acceleration?
Yes, the MK51DN512ZCLL10 integrates a Cryptographic Acceleration Unit (CAU) that supports AES-128/256, DES, 3DES, SHA-1/256, and MD5 algorithms in hardware. This offloads encryption tasks from the CPU, enabling secure communication (e.g., TLS handshakes) and data-at-rest protection with minimal latency. The MK51DN512ZCLL10's CAU is accessible via memory-mapped registers and works in conjunction with the RNG and MPU to form a comprehensive security subsystem.
What analog peripherals are integrated into the MK51DN512ZCLL10?
The MK51DN512ZCLL10 integrates two 16-bit ADCs with programmable gain amplifiers (PGA), two 12-bit DACs, one transimpedance amplifier (TRIAMP), two operational amplifiers (OPAMP), and a precision voltage reference (VREF). These peripherals form a complete analog measurement engine capable of direct current-input sensor interfacing, ratiometric voltage measurement, and active signal conditioning - eliminating the need for external opamps or reference ICs in applications like pulse oximetry and electrochemical sensing.
Is the MK51DN512ZCLL10 pin-compatible with other Kinetis K50 family members?
Yes, the MK51DN512ZCLL10 in the 100-pin LQFP (LL) package shares identical pinout with MK50DN512ZCLL10, MK52DN512ZCLL10, and MK53DN512ZCLL10. All four parts maintain mechanical and electrical compatibility across power, GPIO, peripheral, and debug pins - enabling drop-in replacement for different memory or feature configurations. However, MK51DN512ZCLL10 uniquely includes the TRIAMP and full LCD controller functionality enabled in silicon.
What development tools support the MK51DN512ZCLL10?
The MK51DN512ZCLL10 is supported by NXP's MCUXpresso IDE, IAR Embedded Workbench, ARM Keil MDK, and legacy CodeWarrior tools. Hardware evaluation is enabled via the TWR-K53N512 development board (which shares the same pinout and peripheral set), and software stacks include MQX RTOS, FreeRTOS, µC/OS-III, and embOS. NXP also provides Processor Expert drivers and application examples for USB OTG, 1588 Ethernet, and analog measurement use cases specific to the MK51DN512ZCLL10.
MK51DN512ZCLL10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 100-LQFP
- Series:
- Kinetis K50
- Packaging:
- Tray
- Product Status:
- Not For New Designs
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 100MHz
- Connectivity:
- I2C, IrDA, SD, SPI, UART/USART, USB, USB OTG
- Peripherals:
- DMA, I2S, LCD, LVD, POR, PWM, WDT
- Number of I/O:
- 59
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.71V ~ 3.6V
- Data Converters:
- A/D 35x16b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MK51DN512ZCLL10 FAQ
1.How can I place an order for MK51DN512ZCLL10 through Aetrix?
Please submit a Request for Quotation (RFQ) for MK51DN512ZCLL10 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MK51DN512ZCLL10 reliable?
The price and inventory of MK51DN512ZCLL10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MK51DN512ZCLL10 is usually 5 days.
3.What payment methods are accepted for MK51DN512ZCLL10?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MK51DN512ZCLL10 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MK51DN512ZCLL10?
MK51DN512ZCLL10 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MK51DN512ZCLL10 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MK51DN512ZCLL10?
For technical support, including MK51DN512ZCLL10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MK51DN512ZCLL10 requirements.
6.How does Aetrix verify that MK51DN512ZCLL10 is sourced from the original manufacturer or authorized distributors?
All MK51DN512ZCLL10 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MK51DN512ZCLL10 meets industry standards.
7.What is the process for return or replacement of MK51DN512ZCLL10?
All MK51DN512ZCLL10 units undergo pre-shipment inspection (PSI). If there is an issue with MK51DN512ZCLL10, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MK51DN512ZCLL10 part is unused and in its original packaging.
Return procedure for MK51DN512ZCLL10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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