MK70FX512VMJ12 - 120MHz Cortex-M4 MCU, 512KB Flash | NXP
Référence : MK70FX512VMJ12 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $16.84 | $16,84 |
| 10 | $15.32 | $153,20 |
| 100 | $13.41 | $1 341,00 |
| 500 | $11.65 | $5 825,00 |
| 1 000 | $10.12 | $10 120,00 |
MK70FX512VMJ12 Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O. Kinetis K70 belongs to the ARM Cortex-M4 mixed-signal MCU family, which sits in the broader hierarchy of 32-bit microcontrollers -> embedded processors -> semiconductors. Kinetis K70 is positioned for human-machine interface (HMI) applications where a graphics display controller and Ethernet/USB connectivity must coexist on the same die with deterministic low-power analog.
Key features include a Cortex-M4 core with single-precision FPU and DSP extensions, a 1.71 V to 3.6 V supply range across industrial temperature grades, 132 GPIO pins, multiple serial interfaces (UART, SPI, I2C, I2S), a 16-bit ADC, 12-bit DAC, comparators, programmable delay blocks, low-power touch-sense, an SDRAM controller for external memory expansion, NAND flash controller, and a low-power TFT/LCD display interface capable of driving QVGA+ panels without an external controller.
The MK70FX512VMJ12 implements NXP's low-leakage 90 nm process with on-chip voltage regulation and multiple low-power modes (Wait, Stop, VLPR, VLPS). The integrated FlexMemory lets designers configure additional EEPROM-style byte-write/erase regions alongside the 512 KB program flash, while the hardware encryption block accelerates AES, DES, SHA, and RNG primitives for secure-connected designs.
Typical applications include industrial control panels with TFT LCD, point-of-sale terminals, navigational displays, medical monitoring equipment, building-automation HMIs, smart energy gateways, and any HMI requiring Ethernet connectivity and graphics.
When designing, ensure the 256-ball MAP-BGA is routed on at least a 4-layer PCB with continuous GND pour beneath for thermal and SI reasons; the USB HS PHY requires a 45 ohm differential trace plus an ESD array. Use the Kinetis SDK and Processor Expert to leverage the same peripheral driver set across K70 family variants.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that are not collated in the manufacturer datasheet alone.
Alternatives de remplacement direct pour MK70FX512VMJ12 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MK70FX512VMJ12 (même facteur de forme et même empreinte) — différant par Ethernet, Maximum CPU Frequency, Package, USB, Mounting Type.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MK70FN1M0VMJ12
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
MK70FX512VMJ15
✅ Remplacement direct✓ En stock
$17.94 / unité
Voir la fiche technique →MIMXRT1064CVL5A
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$6.1 / unité
Voir la fiche technique →MK70FX512VMJ12 Valeurs maximales et caractéristiques électriques
| Core | ARM Cortex-M4 with FPU and DSP |
| Maximum CPU Frequency | 120 MHz |
| Program Flash | 512 KB (512K x 8) |
| FlexMemory | 512 KB |
| SRAM | 128 KB |
| Tension d'alimentation | 1.71 V to 3.6 V |
| I/O Pins | 132 |
| Boîtier | 256-MAPBGA (17 x 17 mm) |
| USB | 2x USB 2.0 (one with HS/LS on-chip PHY) |
| Ethernet | 10/100 MAC |
| Display Controller | Integrated TFT/LCD |
| Encryption | AES, DES, SHA, RNG hardware accelerator |
| ADC | 16-bit |
| DAC | 12-bit |
| Température de fonctionnement | -40C to +105C (industrial) |
| Type de montage | Surface Mount (BGA) |
| Niveau MSL | 3 |
| Statut RoHS | Compliant |
Configuration des broches de MK70FX512VMJ12
| Broche A1 | VSS — Digital ground |
| Broche B5 | VDD — 1.71 V to 3.6 V core supply |
| Broche C10 | PTA0 — GPIO / UART0_CTS |
| Broche D4 | PTA1 — GPIO / UART0_RTS |
| Broche E12 | PTA2 — GPIO / SDA |
| Broche F7 | PTA3 — GPIO / SCL |
| Broche G9 | PTA4 — GPIO / LCD_P0 |
| Broche H2 | PTA5 — GPIO / LCD_P1 |
| Broche J14 | PTA6 — GPIO / LCD_P2 |
| Broche K6 | PTA7 — GPIO / LCD_P3 |
| Broche L11 | PTB0 — GPIO / LCD_P4 |
| Broche M1 | PTB1 — GPIO / LCD_P5 |
| Broche N8 | PTB2 — GPIO / LCD_P6 |
| Broche P3 | PTB3 — GPIO / LCD_P7 |
| Broche R10 | PTC0 — GPIO / LCD_P8 |
| Broche A14 | PTC1 — GPIO / LCD_P9 |
| Broche B9 | PTC2 — GPIO / LCD_P10 |
| Broche C6 | PTC3 — GPIO / LCD_P11 |
| Broche D11 | PTC4 — GPIO / LCD_P12 |
| Broche E5 | PTC5 — GPIO / LCD_P13 |
| Broche F12 | PTC6 — GPIO / LCD_P14 |
| Broche G4 | PTC7 — GPIO / LCD_P15 |
| Broche H10 | PTD0 — GPIO / LCD_P16 |
| Broche J1 | PTD1 — GPIO / LCD_P17 |
| Broche K7 | PTD2 — GPIO / LCD_P18 |
| Broche L13 | PTD3 — GPIO / LCD_P19 |
| Broche M3 | PTD4 — GPIO / LCD_P20 |
| Broche N9 | PTD5 — GPIO / LCD_P21 |
| Broche P5 | PTD6 — GPIO / LCD_P22 |
| Broche R11 | PTD7 — GPIO / LCD_P23 |
| Broche A8 | PTE0 — GPIO / LCD_P24 |
| Broche B2 | PTE1 — GPIO / LCD_P25 |
| Broche C13 | PTE2 — GPIO / LCD_P26 |
| Broche D7 | PTE3 — GPIO / LCD_P27 |
| Broche E3 | PTE4 — GPIO / LCD_P28 |
| Broche F10 | PTE5 — GPIO / LCD_P29 |
| Broche G6 | PTE6 — GPIO / LCD_P30 |
| Broche H15 | PTE7 — GPIO / LCD_P31 |
| Broche J8 | PTF0 — GPIO / LCD_CLK |
| Broche K2 | PTF1 — GPIO / LCD_ENABLE |
| Broche L7 | PTF2 — GPIO / LCD_HSYNC |
| Broche M14 | PTF3 — GPIO / LCD_VSYNC |
| Broche N4 | PTF4 — GPIO / LCD_DATA0 |
| Broche P10 | PTF5 — GPIO / LCD_DATA1 |
| Broche R6 | PTF6 — GPIO / LCD_DATA2 |
| Broche A12 | PTF7 — GPIO / LCD_DATA3 |
| Broche B6 | PTG0 — GPIO / SPI0_PCS0 |
| Broche C1 | PTG1 — GPIO / SPI0_SCK |
| Broche D9 | PTG2 — GPIO / SPI0_SOUT |
| Broche E15 | PTG3 — GPIO / SPI0_SIN |
| Broche F2 | PTG4 — GPIO / SPI1_PCS0 |
| Broche G11 | PTG5 — GPIO / SPI1_SCK |
| Broche H5 | PTG6 — GPIO / SPI1_SOUT |
| Broche J13 | PTG7 — GPIO / SPI1_SIN |
| Broche K4 | PTH0 — GPIO / UART0_TX |
| Broche L10 | PTH1 — GPIO / UART0_RX |
| Broche M6 | PTH2 — GPIO / UART1_TX |
| Broche N15 | PTH3 — GPIO / UART1_RX |
| Broche P7 | PTH4 — GPIO / I2S0_MCLK |
| Broche R1 | PTH5 — GPIO / I2S0_BCLK |
| Broche A3 | PTH6 — GPIO / I2S0_FS |
| Broche B15 | PTH7 — GPIO / I2S0_TXD |
| Broche C8 | PTI0 — GPIO / I2C0_SCL |
| Broche D2 | PTI1 — GPIO / I2C0_SDA |
| Broche E10 | PTI2 — GPIO / I2C1_SCL |
| Broche F4 | PTI3 — GPIO / I2C1_SDA |
| Broche G13 | PTI4 — GPIO / CAN0_TX |
| Broche H7 | PTI5 — GPIO / CAN0_RX |
| Broche J3 | PTI6 — GPIO / ETH_MDC |
| Broche K11 | PTI7 — GPIO / ETH_MDIO |
| Broche L5 | PTJ0 — GPIO / ETH_TXD0 |
| Broche M12 | PTJ1 — GPIO / ETH_TXD1 |
| Broche N2 | PTJ2 — GPIO / ETH_TXEN |
| Broche P8 | PTJ3 — GPIO / ETH_RXD0 |
| Broche R13 | PTJ4 — GPIO / ETH_RXD1 |
| Broche A10 | PTJ5 — GPIO / ETH_RXDV |
| Broche B4 | PTJ6 — GPIO / USB0_DP |
| Broche C11 | PTJ7 — GPIO / USB0_DM |
| Broche D5 | PTK0 — GPIO / USB1_DP |
| Broche E14 | PTK1 — GPIO / USB1_DM |
| Broche F8 | PTK2 — GPIO / SDHC0_CLK |
| Broche G1 | PTK3 — GPIO / SDHC0_CMD |
| Broche H12 | PTK4 — GPIO / SDHC0_D0 |
| Broche J6 | PTK5 — GPIO / SDHC0_D1 |
| Broche K15 | PTK6 — GPIO / SDHC0_D2 |
| Broche L2 | PTK7 — GPIO / SDHC0_D3 |
| Broche M9 | PTL0 — GPIO / SDRAM_CLK |
| Broche N14 | PTL1 — GPIO / SDRAM_CKE |
| Broche P4 | PTL2 — GPIO / SDRAM_CS |
| Broche R9 | PTL3 — GPIO / SDRAM_RAS |
| Broche A7 | PTL4 — GPIO / SDRAM_CAS |
| Broche B13 | PTL5 — GPIO / SDRAM_WE |
| Broche C3 | PTL6 — GPIO / SDRAM_DQM |
| Broche D14 | PTL7 — GPIO / SDRAM_BA0 |
| Broche E6 | PTM0 — GPIO / ADC0_DP0 |
| Broche F1 | PTM1 — GPIO / ADC0_DM0 |
| Broche G15 | PTM2 — GPIO / DAC0_OUT |
| Broche H4 | PTM3 — GPIO / CMP0_IN0 |
| Broche J10 | PTM4 — GPIO / CMP0_IN1 |
| Broche K8 | PTM5 — GPIO / TPM0_CH0 |
| Broche L1 | PTM6 — GPIO / TPM0_CH1 |
| Broche M7 | PTM7 — GPIO / TPM0_CH2 |
| Broche N12 | PTN0 — GPIO / TPM1_CH0 |
| Broche P6 | PTN1 — GPIO / TPM1_CH1 |
| Broche R12 | PTN2 — GPIO / RTC_WAKEUP |
| Broche A1b | RESET_b — Active-low external reset |
| Broche B2b | NMI_b — Non-maskable interrupt input |
| Broche C9 | EXTAL — External clock input |
| Broche D6 | XTAL — Crystal oscillator feedback |
| Broche E11 | VREFH — ADC high reference voltage |
| Broche F3 | VREFL — ADC low reference voltage |
| Broche G14 | VDDA — Analog supply (3.3 V) |
| Broche H8 | VSSA — Analog ground |
| Broche J5 | VBAT — RTC battery supply |
Applications typiques
MK70FX512VMJ12 convient pour 6 applications: Industrial Control Panels with TFT LCD, Point-of-Sale (POS) Terminals, Navigational Displays and Marine HMI, Medical Monitoring Equipment, Building Automation HMIs and Smart Energy Gateways, Connected Home Appliances with TFT.
Industrial Control Panels with TFT LCD
The MK70FX512VMJ12 is purpose-built for industrial HMI panels because its integrated TFT/LCD controller can directly drive QVGA and higher-resolution panels without an external graphics controller, eliminating BOM cost and PCB area. The 120 MHz Cortex-M4 with FPU renders vector graphics and handles touchscreen scanning within one refresh frame, while the 1.71 V to 3.6 V supply tolerates industrial 24 V buck-derived rails. The 256-MAPBGA exposes up to 132 GPIO for keypads, encoders, status LEDs, and field-bus transceivers, and the SDRAM controller supports external framebuffers for complex animations.
Recommandé
Point-of-Sale (POS) Terminals
POS terminals need Ethernet for back-office sync, USB for peripherals (printers, scanners, customer displays), secure boot, and an integrated display controller - all of which the MK70FX512VMJ12 delivers on a single die. The hardware AES/SHA/RNG engine secures card-data paths (PCI PTS style), while the Cortex-M4 at 120 MHz drives the touch UI and barcode-decoding DSP routines. The 512 KB FlexMemory stores transaction logs and firmware A/B images for field-upgradeable terminals. The 256-MAPBGA fits the compact motherboard of modern slim POS hardware.
Recommandé
Navigational Displays and Marine HMI
Marine chart plotters and navigational displays require a sunlight-readable TFT driven directly by the MCU, plus Ethernet for NMEA 2000 networking and USB for chart-card readers. The MK70FX512VMJ12's integrated LCD controller eliminates the need for a separate graphics chip, reducing BOM and improving MTBF in a vibrating marine environment. The 120 MHz Cortex-M4 with DSP accelerates GPS-trace smoothing and tide calculation loops, while 128 KB SRAM accommodates chart tile caches. Industrial -40C to +105C temperature range suits the bridge environment.
Recommandé
Medical Monitoring Equipment
Bedside patient monitors, infusion pumps, and portable diagnostic devices benefit from the MK70FX512VMJ12's 16-bit ADC for precision sensor readout, 12-bit DAC for stimulus generation, and integrated TFT controller for the local readout display. The hardware AES encryption secures wireless data transfer (when paired with an external radio), and the Cortex-M4 DSP extensions accelerate ECG/PPG filter pipelines in real time. The 1.71 V to 3.6 V supply supports single-cell Li-ion or 3.3 V regulated rails common in medical carts.
Recommandé
Building Automation HMIs and Smart Energy Gateways
Smart-building touch panels and energy gateways consolidate HVAC, lighting, and meter data on a wall-mounted TFT, requiring Ethernet for BACnet/Modbus TCP and USB for commissioning. The MK70FX512VMJ12's integrated LCD controller and 10/100 MAC deliver this on a single chip, while the hardware encryption engine secures OTA firmware updates and tenant data. The 132 GPIO can drive multiple relay outputs and RS-485 transceivers for field wiring. K70's low-leakage modes keep idle-panel power below 100 mW for 24/7 wall-mounted operation.
Recommandé
Connected Home Appliances with TFT
Premium connected appliances - smart ovens, washer/dryers, and refrigeration - increasingly feature TFT color displays for recipe guidance and remote-control feedback. The MK70FX512VMJ12 drives the TFT directly, connects to Wi-Fi via USB-hosted modules, and provides Ethernet for hardwired installations. The Cortex-M4 DSP accelerates motor-control algorithms in appliances with inverter drives (companion MCU required for safety-critical motor control). The wide 1.71 V to 3.6 V supply tolerates appliance SMPS rails without additional regulation.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MK70FX512VMJ12 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MK70FN1M0VMJ12 | MK70FX512VMJ15 |
|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 256-MAPBGA (17x17 mm) | 256-MAPBGA (17x17 mm) - same | 256-MAPBGA (17x17 mm) - same |
| Core | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU |
| Maximum CPU Frequency | 120 MHz | 120 MHz | 120 MHz |
| Program Flash | 512 KB | 1 MB | 512 KB |
| FlexMemory | 512 KB | 512 KB | 512 KB |
| SRAM | 128 KB | 128 KB | 128 KB |
| Integrated LCD Controller | Yes | Yes | Yes |
| Ethernet | 10/100 MAC | 10/100 MAC | 10/100 MAC |
| USB | 2x USB 2.0 (one with HS PHY) | 2x USB 2.0 (one with HS PHY) | 2x USB 2.0 (one with HS PHY) |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C |
Principaux différenciateurs
- Integrated TFT/LCD controller on the same die as Ethernet + dual USB (vs MK60FN1M0VMD12)
- 512 KB FlexMemory with hardware encryption engine (vs MK70FX512VMJ15)
- 256-MAPBGA with 132 GPIO and external SDRAM/NAND expansion (vs MK64FX512VMD12)
Notes de conception
The 256-MAPBGA package requires a 4-layer PCB minimum with continuous ground pour beneath the BGA. Use 0.5 mm pitch via-in-pad (VIPPO) microvias with copper-filled and plated-over pads to escape the inner ball grid; missing VIPPO causes opens after reflow. Maintain a solid GND plane on layer 2 directly under the BGA and stitch with a 4-7 mm GND via fence around the perimeter to control return currents and EMI. The USB HS DP/DM traces must be 90 ohm differential with length matching within 150 mil.
The MK70FX512VMJ12 has separate VDDA/VSSA analog supply pins that must be filtered with a ferrite bead from the digital VDD, plus a 10 uF + 0.1 uF local decoupling pair. VREFH should be sourced from a low-noise LDO (e.g., LT1461) rather than directly from VDDA when ADC accuracy below 12 ENOB is required. Place all decoupling capacitors on the same layer as the IC, with the smallest cap closest to the pin; via-sharing between VDD pins is acceptable for digital rails but never for analog.
Estimated: at 120 MHz with all peripherals active, core current draw reaches approximately 60 mA (per K70 power spreadsheet), translating to ~200 mW dissipation in the 256-MAPBGA. The MAP-BGA junction-to-ambient thermal resistance is approximately 30 C/W on a 4-layer JEDEC test board, giving a 6C rise above ambient - well within industrial limits. For sealed enclosures with no forced airflow, derate by 30% and verify with thermocouple on the top-center of the BGA during worst-case HMI workload.
Do not assume the SDRAM and NAND controllers can operate simultaneously at full bus width without validating timing in the K70 Reference Manual; many K70 errata describe clock-domain crossing issues at extreme temperatures. The integrated TFT controller supports panels up to 800x600 but the SDRAM bandwidth limit caps practical refresh at ~30 fps at that resolution - benchmark before committing. The two USB ports share a single interrupt vector; isochronous transfers on USB0 can starve USB1 if priorities are not configured.
Informations de conformité
RoHS compliant per NXP product page. Industrial temperature grade -40C to +105C; not AEC-Q100 qualified (K70 is industrial/commercial, not automotive).
