MKE14F512VLL16 - Kinetis KE14F 168MHz Cortex-M4F 512KB | NXP
N.º de pieza: MKE14F512VLL16 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $8.2 | $8,20 |
| 10 | $7.38 | $73,80 |
| 100 | $6.55 | $655,00 |
| 500 | $5.86 | $2.930,00 |
| 1.000 | $5.22 | $5.220,00 |
MKE14F512VLL16 Descripción general
A microcontroller (MCU) is a single-chip computer containing a CPU core, Flash program memory, SRAM, and a rich set of on-chip peripherals such as timers, ADCs, communication interfaces (UART, SPI, I2C, CAN), and GPIOs. Within the broader semiconductor taxonomy, MCUs belong to integrated circuits > microcontrollers, sitting between simple 8-bit controllers and full applications processors, and form the core of virtually every embedded system.
Key features of the MKE14F512VLL16 include an ARM Cortex-M4F core with single-precision FPU and DSP extensions, 512 KB of on-chip Flash plus 64 KB FlexMemory for EEPROM emulation, 64 KB SRAM, and a high-accuracy 8-channel analog-to-digital converter supporting 12-bit resolution. The device also integrates CAN 2.0B (FlexCAN), multiple UART/SPI/I2C interfaces, a low-power run, wait, and stop modes with multiple wake-up sources, and operates across an extended industrial temperature range from -40C to +105C. The 5V-tolerant I/O enables direct interfacing with legacy industrial sensors and actuators without level shifters.
Architecturally, the KE14F combines an efficient Cortex-M4F core with a tightly-coupled peripheral set including a flexible low-power timer subsystem, a motor-control-grade PWM module, and a robust ESD/EMC protection scheme. The integrated FlexCAN module is specifically hardened for industrial CAN networks, and the dual-watchdog architecture with an independent clock source enhances functional safety for safety-critical systems.
Typical applications include industrial motor control (BLDC, PMSM, and stepper drives), CAN-enabled building automation nodes, factory automation PLCs and remote I/O, smart energy meters, lighting control systems, and HVAC controllers. The 5V-tolerant GPIO simplifies interfacing with industrial sensors that operate at 5V logic levels.
When designing with this device, the engineer must respect the supply decoupling guidelines, route the high-speed analog reference (VREFH) with low-noise traces, and ensure the JTAG/SWD trace length is matched for reliable in-circuit programming. Compared with Kinetis E lower-tier variants, the KE14F adds an FPU and larger memory, making it the preferred choice when floating-point DSP workloads and code density matter.
This page synthesizes distributor pricing, drop-in alternatives sourced from NXP's Kinetis KE1xF family, and practical design notes not found in the manufacturer datasheet alone.
Alternativas directas para MKE14F512VLL16 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con MKE14F512VLL16 (mismo factor de forma y huella) — difiere en ADC, Operating Temperature, Package, Core, Maximum CPU Frequency.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
MKE14F512VLL16R
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MKE14F512VLL16557
✅ Sustitución directa✓ En stock
$1.91 / unidad
Ver hoja de datos →MKE16F512VLL16
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MKE18F512VLL16557
✅ Sustitución directa✓ En stock
$3.1 / unidad
Ver hoja de datos →SPC5644BF0MLU8
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MK22FX512AVLK12
✅ Sustitución directa✓ En stock
$8.85 / unidad
Ver hoja de datos →MKE14F512VLL16 Valores máximos y características eléctricas
| Core | ARM Cortex-M4F with FPU and DSP |
| Maximum CPU Frequency | 168 MHz |
| Flash Memory | 512 KB |
| FlexMemory (EEPROM emulation) | 64 KB |
| SRAM | 64 KB |
| Operating Voltage | 2.7 V to 5.5 V |
| I/O Voltage Tolerance | 5 V tolerant |
| Encapsulado | 100-pin LQFP (14x14 mm) |
| ADC | 12-bit, 8-channel |
| CAN | FlexCAN 2.0B |
| Temperatura de funcionamiento | -40C to +105C |
| Tipo de montaje | Surface Mount |
| Nivel MSL | 3 (168 hours) |
| Estado RoHS | Compliant |
| Lead-Free | Yes |
Guía de configuración de pines de MKE14F512VLL16 100-pin lqfp (14x14 mm)
Configuración de pines para MKE14F512VLL16 (encapsulado 100-pin lqfp (14x14 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para MKE14F512VLL16.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
MKE14F512VLL16 es adecuado para 6 aplicacións: Industrial Motor Control, CAN-Enabled Building Automation Nodes, Smart Energy Meters, Industrial PLC Remote I/O Modules, HVAC and Climate Control Systems, Industrial LED Lighting Controllers.
Industrial Motor Control
The MKE14F512VLL16 fits three-phase BLDC, PMSM, and AC induction motor drives thanks to its 168 MHz Cortex-M4F core with FPU and DSP extensions that execute field-oriented control (FOC) loops within 1 us. Its high-resolution PWM module (FlexTimer) supports complementary outputs with programmable dead-time insertion, while the 12-bit ADC samples phase currents at rates up to 1 MS/s for sensorless control schemes. The 5V-tolerant I/O interfaces directly to industry-standard gate drivers without external level shifters, simplifying the BOM. The 512 KB Flash accommodates FOC libraries, commutation tables, and fault-handling state machines in a single MCU, and 64 KB SRAM is sufficient for 3-axis torque control loops with logging buffers.
Recomendado
CAN-Enabled Building Automation Nodes
The integrated FlexCAN 2.0B module makes the MKE14F512VLL16 ideal for building automation controllers that communicate over CANopen or DeviceNet networks. The 168 MHz CPU supports protocol stacks such as CANopen with NMT and PDO handling, while the 5V-tolerant I/O directly interfaces with legacy 5V sensors and HVAC actuators in retrofit installations. The 512 KB Flash stores BACnet/CANopen object dictionaries and configuration profiles, and the 64 KB SRAM holds communication buffers for multiple concurrent PDOs. The -40C to +105C operating range covers rooftop HVAC units, basement boilers, and outdoor lighting controllers subject to wide temperature swings.
Recomendado
Smart Energy Meters
The MKE14F512VLL16 is well-suited for single-phase and three-phase smart meters requiring precise power-quality measurement and secure communication. The 12-bit ADC samples voltage and current waveforms at high rate, while the Cortex-M4F DSP extensions compute FFT-based harmonic analysis with hardware floating-point accuracy. The 512 KB Flash stores metering firmware, calibration tables, and DLMS/COSEM communication stacks, and 64 KB SRAM buffers measurement data. The integrated FlexCAN and multiple UARTs allow concurrent DLMS/COSEM over TCP/IP gateway connectivity. Low-power run, wait, and stop modes with RTC-based wake-up support battery-backed metrology with sub-100 uA quiescent current.
Recomendado
Industrial PLC Remote I/O Modules
The MKE14F512VLL16 powers remote I/O modules in distributed PLC architectures, with its 5V-tolerant I/O directly interfacing to 24V industrial sensors via onboard resistor networks. The Cortex-M4F core runs PROFIBUS, Modbus RTU/TCP, and EtherCAT slave protocols while simultaneously sampling multiple digital and analog inputs. The 512 KB Flash supports full IEC 61131-3 runtime libraries, and 64 KB SRAM buffers cyclic process data for EtherCAT or PROFINET IRT communication. Dual watchdog timers with independent clock source enable SIL-2 functional safety compliance for non-safety I/O modules.
Recomendado
HVAC and Climate Control Systems
The MKE14F512VLL16 controls variable-speed compressors, fans, and valves in residential and commercial HVAC systems. Its FOC-capable PWM module drives permanent-magnet compressor motors with sinusoidal commutation, while the 12-bit ADC monitors discharge temperature and pressure transducers with high accuracy. The 5V-tolerant I/O interfaces directly to 24V AC control signals through optocouplers, simplifying the BOM for thermostat and chiller boards. The extended -40C to +105C operating range covers outdoor condensing units and rooftop installations, and low-power stop modes support battery-backed thermostat operation during power interruptions.
Recomendado
Industrial LED Lighting Controllers
The MKE14F512VLL16 enables DMX512, DALI, and KNX-compatible LED lighting controllers that require precise PWM dimming and reliable networked control. The high-resolution FlexTimer module generates 16-bit PWM outputs at kHz rates for flicker-free dimming down to 0.1% duty cycle, and the 5V I/O directly drives RS-485 transceivers for DMX512 communication without level shifting. The Cortex-M4F core runs DALI-2 application controller firmware with 512 KB Flash holding color-mixing tables and scene presets. Multiple UARTs support concurrent DALI bus master and KNX TP1 communication in hybrid lighting gateways.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para MKE14F512VLL16 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | MKE14F512VLL16R | MKE16F512VLL16 | MKE18F512VLL16 | MK22FX512AVLK12 | SPC5644BF0MLU8 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | STMicroelectronics |
| Package | 100-LQFP (14x14 mm) | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP - same |
| CPU Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | PowerPC e200z4 |
| Max CPU Frequency | 168 MHz | 168 MHz | 168 MHz | 168 MHz | 120 MHz | 120 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 3 MB |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 128 KB | 192 KB |
| Operating Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 1.71 V to 3.6 V | 3.0 V to 5.5 V |
| I/O Voltage Tolerance | 5 V tolerant | 5 V tolerant | 5 V tolerant | 5 V tolerant | 5 V tolerant (limited pins) | 5 V tolerant |
| CAN Interface | FlexCAN 2.0B | FlexCAN 2.0B | FlexCAN 2.0B | FlexCAN-FD | FlexCAN 2.0B | FlexCAN 2.0B (x3) |
| AEC-Q100 Qualified | Not qualified (industrial grade) | Not qualified | Not qualified | Not qualified | Not qualified | AEC-Q100 Grade 1 |
Diferenciadores clave
- 5V-tolerant I/O without level shifters (frente a MK22FX512AVLK12)
- Higher 168 MHz clock speed vs K22 family (frente a MK22FX512AVLK12)
- Industrial-grade robustness with extended temperature (frente a MKE02Z64VLD2)
Notas de diseño
Place a 4.7 uF X7R decoupling capacitor close to the VDD pin and a 0.1 uF X7R capacitor on each VDDA/VDD pair. The KE14F integrates a 1.2 V core regulator from the external 5V rail; verify that the VREGIN pin has its own 2.2 uF ceramic capacitor to ground to prevent core-supply ringing during high-current load transients. Estimated: total decoupling budget at 168 MHz operation is approximately 20 ceramic capacitors distributed across VDD/VSS pin pairs.
At 168 MHz with all peripherals active, the MKE14F512VLL16 typically dissipates approximately 200-300 mW. The LQFP-100 package has a theta_JA around 50 C/W on a standard 4-layer JEDEC board, yielding a junction-to-ambient rise of 10-15 C above ambient. For closed-enclosure designs (IP65 panels, motor housings), ensure the ambient temperature stays below 90 C to keep Tj under the 125 C maximum. No external heatsink is required for typical industrial environments.
Route the analog reference (VREFH) trace as a wide, low-impedance path guarded by VSSA on both sides; noise on VREFH directly couples into ADC measurements. Keep digital switching traces (PWM outputs, oscillator) at least 5 mm away from VREFH/VREFL to avoid digital-noise coupling. The high-speed ADC inputs (PTA0-PTA7) should use matched-length routing when used in simultaneous sampling for motor-control current sensing.
Do not exceed the absolute maximum VDD of 6 V; the on-chip 5V-tolerant I/O relies on internal clamping that is not rated for sustained over-voltage. The FlexCAN bus requires a proper 120 ohm termination at each end of the bus; missing termination causes reflections and CAN error frames. When migrating firmware from K22F to KE14F, verify that the peripheral pin assignment matches because pin-mux registers are NOT identical between K-series and E-series Kinetis parts.
Información de cumplimiento
RoHS and REACH compliant per NXP product page. Not AEC-Q100 qualified - this is an industrial-grade part; for automotive applications use the Q-series equivalent or SPC5644BF0MLU8 from STMicroelectronics.
