MKE14F512VLL16557 - 168MHz Cortex-M4F 512KB MCU | NXP
N.º da peça: MKE14F512VLL16557 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $3.04 | $3,04 |
| 10 | $2.74 | $27,40 |
| 100 | $2.43 | $243,00 |
| 500 | $2.15 | $1.075,00 |
| 1.000 | $1.91 | $1.910,00 |
MKE14F512VLL16557 Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash and RAM), and a wide range of peripherals such as timers, ADC/DAC, communication interfaces, and GPIOs into a single IC. Within the broader semiconductor taxonomy, the MKE14F512VLL16557 sits under microcontroller -> embedded processor -> integrated circuit -> semiconductor, and within NXP's portfolio under Kinetis E series -> ARM Cortex-M4 based MCU. The Cortex-M4F architecture adds IEEE 754 single-precision floating-point and DSP extensions, enabling efficient execution of control-loop algorithms, signal processing, and motor-control math.
Key features of this part include 512 KB program Flash, 64 KB SRAM (typical KE1xF configuration), a 12-bit ADC with up to 1 MSPS conversion rate, multiple FlexTimer modules, up to four UART modules, two SPI and two I2C ports, and a CAN 2.0B interface. The device supports operating voltages from 2.7V to 5.5V and an industrial temperature range of -40C to +105C.
Technically, the KE1xF family is built on a 90 nm flash process and uses an ARM Cortex-M4F core with a 3-stage pipeline. The 168 MHz core mark delivers 1.25 DMIPS/MHz, sufficient for closed-loop motor control and real-time industrial protocols. The integrated FPU eliminates the need for an external math coprocessor, while DSP instructions accelerate FFT and FIR filter operations used in sensor conditioning.
Typical applications include industrial motor control (BLDC/PMSM), building automation, smart metering, HVAC control, point-of-sale terminals, and human-machine interface (HMI) panels. The large 512 KB Flash and broad peripheral mix make it well-suited for protocol stacks such as Modbus, CANopen, and PROFINET that demand both memory and real-time determinism.
When designing with the MKE14F512VLL16557, ensure decoupling capacitors are placed close to the multiple VDD/VSS pin pairs of the 100-LQFP package and that the analog supply (VDDA) is filtered separately to achieve the ADC's specified SNR. The NXP Kinetis SDK and Processor Expert configuration tools provide pin-muxing and peripheral initialization code, significantly reducing firmware bring-up time.
This page synthesizes distributor pricing (as of 2026-10-19), same-family drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Alternativas drop-in para MKE14F512VLL16557 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com MKE14F512VLL16557 (mesmo formato e footprint) — diferindo em Package, Core, Operating Temperature, ADC, Flash Memory.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
MKE14F512VLL16
✅ Drop-In✓ Em estoque
$5.22 / unidade
Ver ficha técnica →MKE16Z512VLL16
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MKE18F512VLL16
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MK21DN512AVLK5
✅ Drop-In✓ Em estoque
$4.8 / unidade
Ver ficha técnica →MK10DN512VLK10
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$8.1 / unidade
Ver ficha técnica →STM32F407VGT6
✅ Drop-In✓ Em estoque
$7.55 / unidade
Ver ficha técnica →MKE14F512VLL16557 Classificações máximas e características elétricas
| Core | ARM Cortex-M4F |
| Core Architecture | ARM 32-bit |
| Maximum CPU Frequency | 168 MHz |
| FPU | Single-precision IEEE 754 |
| DSP Instructions | Yes |
| Program Flash | 512 KB |
| SRAM | 64 KB |
| Encapsulamento | 100-LQFP (14x14 mm) |
| Tensão de alimentação | 2.7 V to 5.5 V |
| Temperatura de operação | -40 C to +105 C |
| ADC | 12-bit, up to 1 MSPS |
| Communication Interfaces | UART x4, SPI x2, I2C x2, CAN 2.0B |
| Timers | FlexTimer (FTM), PIT, LPTMR |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
| Family | Kinetis KE1xF |
| Lead-Free | Yes |
Configuração de pinos do MKE14F512VLL16557
| Pino 1 | PTE0 — General-purpose I/O / UART1_TX |
| Pino 2 | PTE1 — General-purpose I/O / UART1_RX |
| Pino 3 | PTE2 — General-purpose I/O / SPI1_SCK |
| Pino 4 | PTE3 — General-purpose I/O / SPI1_MISO |
| Pino 5 | PTE4 — General-purpose I/O / SPI1_MOSI |
| Pino 6 | PTE5 — General-purpose I/O / FTM0_CH5 |
| Pino 7 | PTE6 — General-purpose I/O / FTM0_CH6 |
| Pino 8 | VDD — Digital supply voltage |
| Pino 9 | VSS — Digital ground |
| Pino 10 | PTA0 — General-purpose I/O / FTM0_CH0 |
| Pino 11 | PTA1 — General-purpose I/O / FTM0_CH1 |
| Pino 12 | PTA2 — General-purpose I/O / FTM0_CH2 |
| Pino 13 | PTA3 — General-purpose I/O / FTM0_CH3 |
| Pino 14 | PTA4 — General-purpose I/O / FTM0_CH4 |
| Pino 15 | PTA5 — General-purpose I/O / FTM0_CH5 |
| Pino 16 | PTA6 — General-purpose I/O |
| Pino 17 | PTA7 — General-purpose I/O |
| Pino 18 | PTB0 — General-purpose I/O / ADC0_SE0 |
| Pino 19 | PTB1 — General-purpose I/O / ADC0_SE1 |
| Pino 20 | PTB2 — General-purpose I/O / ADC0_SE2 |
| Pino 21 | PTB3 — General-purpose I/O / ADC0_SE3 |
| Pino 22 | PTB4 — General-purpose I/O / ADC0_SE4 |
| Pino 23 | PTB5 — General-purpose I/O / ADC0_SE5 |
| Pino 24 | PTB6 — General-purpose I/O / ADC0_SE6 |
| Pino 25 | PTB7 — General-purpose I/O / ADC0_SE7 |
| Pino 26 | PTC0 — General-purpose I/O / FTM1_CH0 |
| Pino 27 | PTC1 — General-purpose I/O / FTM1_CH1 |
| Pino 28 | PTC2 — General-purpose I/O / FTM1_CH2 |
| Pino 29 | PTC3 — General-purpose I/O / FTM1_CH3 |
| Pino 30 | PTC4 — General-purpose I/O / FTM1_CH4 |
| Pino 31 | PTC5 — General-purpose I/O / FTM1_CH5 |
| Pino 32 | PTC6 — General-purpose I/O / CAN0_TX |
| Pino 33 | PTC7 — General-purpose I/O / CAN0_RX |
| Pino 34 | PTD0 — General-purpose I/O / SPI0_SCK |
| Pino 35 | PTD1 — General-purpose I/O / SPI0_MOSI |
| Pino 36 | PTD2 — General-purpose I/O / SPI0_MISO |
| Pino 37 | PTD3 — General-purpose I/O / SPI0_PCS0 |
| Pino 38 | PTD4 — General-purpose I/O / I2C0_SDA |
| Pino 39 | PTD5 — General-purpose I/O / I2C0_SCL |
| Pino 40 | PTD6 — General-purpose I/O / UART2_TX |
| Pino 41 | PTD7 — General-purpose I/O / UART2_RX |
| Pino 42 | PTE16 — General-purpose I/O / UART0_TX |
| Pino 43 | PTE17 — General-purpose I/O / UART0_RX |
| Pino 44 | PTE18 — General-purpose I/O |
| Pino 45 | PTE19 — General-purpose I/O |
| Pino 46 | PTE20 — General-purpose I/O |
| Pino 47 | PTE21 — General-purpose I/O |
| Pino 48 | PTE22 — General-purpose I/O |
| Pino 49 | PTE23 — General-purpose I/O |
| Pino 50 | PTE24 — General-purpose I/O |
| Pino 51 | PTE25 — General-purpose I/O |
| Pino 52 | PTE26 — General-purpose I/O |
| Pino 53 | PTE27 — General-purpose I/O |
| Pino 54 | PTE28 — General-purpose I/O |
| Pino 55 | PTE29 — General-purpose I/O |
| Pino 56 | PTE30 — General-purpose I/O |
| Pino 57 | PTE31 — General-purpose I/O |
| Pino 58 | VDDA — Analog supply voltage |
| Pino 59 | VSSA — Analog ground |
| Pino 60 | VREFH — ADC reference voltage high |
| Pino 61 | VREFL — ADC reference voltage low |
| Pino 62 | PTF0 — General-purpose I/O |
| Pino 63 | PTF1 — General-purpose I/O |
| Pino 64 | PTF2 — General-purpose I/O |
| Pino 65 | PTF3 — General-purpose I/O |
| Pino 66 | PTF4 — General-purpose I/O |
| Pino 67 | PTF5 — General-purpose I/O |
| Pino 68 | PTF6 — General-purpose I/O |
| Pino 69 | PTF7 — General-purpose I/O |
| Pino 70 | PTG0 — General-purpose I/O |
| Pino 71 | PTG1 — General-purpose I/O |
| Pino 72 | PTG2 — General-purpose I/O |
| Pino 73 | PTG3 — General-purpose I/O |
| Pino 74 | PTG4 — General-purpose I/O |
| Pino 75 | PTG5 — General-purpose I/O |
| Pino 76 | PTG6 — General-purpose I/O |
| Pino 77 | PTG7 — General-purpose I/O |
| Pino 78 | PTH0 — General-purpose I/O |
| Pino 79 | PTH1 — General-purpose I/O |
| Pino 80 | PTH2 — General-purpose I/O |
| Pino 81 | PTH3 — General-purpose I/O |
| Pino 82 | PTH4 — General-purpose I/O |
| Pino 83 | PTH5 — General-purpose I/O |
| Pino 84 | PTH6 — General-purpose I/O |
| Pino 85 | PTH7 — General-purpose I/O |
| Pino 86 | RESET_b — Reset input (active low) |
| Pino 87 | PTI0 — General-purpose I/O / NMI |
| Pino 88 | PTI1 — General-purpose I/O |
| Pino 89 | PTI2 — General-purpose I/O |
| Pino 90 | PTI3 — General-purpose I/O |
| Pino 91 | PTI4 — General-purpose I/O |
| Pino 92 | PTI5 — General-purpose I/O |
| Pino 93 | PTI6 — General-purpose I/O |
| Pino 94 | PTI7 — General-purpose I/O |
| Pino 95 | VDD — Digital supply voltage |
| Pino 96 | VSS — Digital ground |
| Pino 97 | XTAL0 — Crystal oscillator input |
| Pino 98 | EXTAL0 — External clock input / crystal output |
| Pino 99 | VDD — Digital supply voltage |
| Pino 100 | VSS — Digital ground |
Aplicações típicas
MKE14F512VLL16557 é adequado para 6 aplicaçãos: Industrial Motor Control (BLDC/PMSM), Building Automation and HVAC, Smart Metering and Energy Monitoring, Human-Machine Interface (HMI) Panels, Point-of-Sale (POS) Terminals, Industrial Sensor Hubs and IoT Gateways.
Industrial Motor Control (BLDC/PMSM)
The MKE14F512VLL16557 drives BLDC and PMSM motors with deterministic real-time control. Its 168 MHz Cortex-M4F core executes Park/Clarke transforms and PI control loops within PWM cycles, while the single-precision FPU accelerates vector math. The integrated FlexTimer modules produce complementary PWM outputs with programmable dead-time insertion, and the 12-bit ADC samples phase currents at up to 1 MSPS for field-oriented control (FOC). With 512 KB Flash it fits full motor-startup, commutation, and protection state machines, plus optional CANopen or Modbus stacks. The 100-LQFP package supports industrial -40C to +105C operation, making it suitable for factory-automation servo drives and pumps.
Recomendado
Building Automation and HVAC
The MKE14F512VLL16557 is well suited to building-automation controllers, VAV damper actuators, and HVAC thermostat hubs. Its 168 MHz performance handles multi-protocol stacks (BACnet MS/TP, Modbus RTU, CANopen) simultaneously, and 512 KB Flash accommodates full protocol plus application logic without external memory. The four UARTs let the MCU bridge between BACnet MS/TP, Modbus, and a Wi-Fi/BLE module, while the integrated CAN 2.0B controller supports building-automation CAN networks. Low-power Run and Wait modes extend battery life in wireless thermostat designs, and the 100-LQFP industrial temperature rating meets indoor equipment thermal requirements across climate zones.
Recomendado
Smart Metering and Energy Monitoring
The MKE14F512VLL16557 fits single- and three-phase smart electricity meters that need accurate ADC sampling and cryptographic support. Its 12-bit ADC with up to 1 MSPS conversion rate captures voltage and current waveforms for real-time power calculation, while the Cortex-M4F DSP instructions accelerate FFT-based harmonic analysis. The 512 KB Flash holds metering firmware plus DLMS/COSEM or IEC 62056 protocol stacks, and the CAN/UART interfaces link to concentrators or PLC modules. Industrial -40C to +105C operation supports outdoor cabinet installations, and the 100-LQFP footprint gives ample GPIO for metering-specific I/O such as tamper detection and metrology pulse outputs.
Recomendado
Human-Machine Interface (HMI) Panels
The MKE14F512VLL16557 powers small-to-medium HMI panels with TFT LCD displays and touch input. The 168 MHz Cortex-M4F renders graphics primitives and manages touch events in real time, while 512 KB Flash stores graphical assets, fonts, and the Modbus/Profinet slave stack. SPI ports connect to TFT LCD controllers, and I2C links to capacitive touch sensors. The FlexTimer modules generate backlight PWM dimming signals and the ADC reads ambient light for auto-brightness. Industrial operating temperature ensures reliable operation in factory-floor panels exposed to elevated ambient temperatures near machinery.
Recomendado
Point-of-Sale (POS) Terminals
The MKE14F512VLL16557 supports compact POS terminal designs that need secure payment processing and multi-peripheral connectivity. The 168 MHz Cortex-M4F runs payment firmware stacks and cryptographic operations efficiently, while 512 KB Flash accommodates EMV kernel plus merchant application logic. UART ports connect to receipt printers and barcode scanners, SPI links to secure PIN-pad ICs, and I2C interfaces with NFC readers. The integrated CAN 2.0B controller is useful for in-vehicle POS hardware. Industrial temperature rating supports deployments in semi-outdoor retail kiosks and food-service terminals with elevated ambient heat.
Recomendado
Industrial Sensor Hubs and IoT Gateways
The MKE14F512VLL16557 acts as an edge sensor hub aggregating analog and digital sensors and forwarding data over industrial Ethernet or CAN. Its 12-bit ADC with multiple channels samples analog sensors directly, while the four UARTs interface to GPS, Bluetooth, and RS-485 sensor nodes. The 168 MHz performance runs edge filtering algorithms (FIR/IIR) locally before forwarding summarized data upstream. The 512 KB Flash fits TLS/DTLS stacks and OTA bootloader code, and the 100-LQFP's industrial temperature rating supports factory-floor and outdoor enclosure deployments with extended thermal margins.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MKE14F512VLL16557 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MKE14F512VLL16 | MKE16Z512VLL16 | MKE18F512VLL16 | MK21DN512AVLK5 | MK10DN512VLK10 | STM32F407VGT6 |
|---|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | STMicroelectronics |
| Package | 100-LQFP (14x14) | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M0+ | ARM Cortex-M4F | ARM Cortex-M4 | ARM Cortex-M4 | ARM Cortex-M4F |
| Maximum CPU Frequency | 168 MHz | 168 MHz | 72 MHz | 168 MHz | 50 MHz | 100 MHz | 168 MHz |
| Program Flash | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 1 MB |
| FPU | Yes (single-precision) | Yes | No (Cortex-M0+) | Yes | No (Cortex-M4) | No (Cortex-M4) | Yes |
| CAN 2.0B | Yes | Yes | Yes | Yes | Yes | Yes | Yes (bxCAN) |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +85C |
Principais diferenciais
- Higher CPU frequency with FPU than K1x/K2x family (vs MK21DN512AVLK5)
- Kinetis SDK and MCUXpresso IDE support (vs STM32F407VGT6)
- Industrial temperature range to +105C (vs STM32F407VGT6)
Notas de projeto
The MKE14F512VLL16557 has multiple VDD/VSS pin pairs around the 100-LQFP perimeter plus separate VDDA/VSSA for the analog supply. Place a 100 nF decoupling capacitor on every VDD pin and a single 4.7 uF bulk capacitor near the IC. Power VDDA from VDD through a ferrite bead and decouple it with 100 nF plus 10 uF to achieve the ADC's full SNR. Avoid routing digital signals under the analog supply traces.
Use a 4-layer PCB with a continuous ground plane beneath the MCU for the 100-LQFP footprint. Route the crystal traces (XTAL0/EXTAL0) symmetrically with short, matched lengths, and keep them away from switching signal traces. The exposed pad of LQFP packages is not present here (LQFP-100 has gull-wing leads only), but the bottom-side ground plane provides thermal dissipation - extend copper pours under the IC for improved thermal performance at high CPU loads.
The reset pin (RESET_b) is active-low and requires a 10 kOhm pull-up to VDD plus a 100 nF capacitor to ground for noise immunity. Do not leave unused GPIO pins floating - configure them as outputs or enable internal pull-ups in firmware to minimize current draw. The Kinetis KE1xF bootloader requires specific pin states at reset to enter ISP mode - consult the NXP reference manual before designing the boot-mode selection circuitry.
The Cortex-M4F core can execute from Flash with zero wait states up to 168 MHz, but only if Flash prefetch and buffering are properly enabled. Configure the Flash memory controller in the SystemInit() routine before raising the CPU clock. Failing to enable Flash prefetch causes instruction fetch stalls that increase interrupt latency and reduce deterministic motor-control loop performance.
Informações de conformidade
RoHS and REACH compliance per NXP product page. AEC-Q100 automotive qualification status not confirmed in retrieved web data - consult NXP documentation for specific automotive-grade variants. Lead-free confirmed.