MK22FX512AVLK12 - Kinetis K22 120MHz Cortex-M4F MCU | NXP
MPN: MK22FX512AVLK12 ✓ فعالMK22FX512AVLK12 جائزہ
A microcontroller (MCU) is a System-on-Chip that combines a processor core, program and data memory, a rich set of peripherals, and I/O interfaces into a single device. Kinetis K22F sub-family MCUs specifically target cost-sensitive applications that require a balance of low power, peripheral flexibility, and processing efficiency, sitting within the broader Kinetis family hierarchy (Kinetis -> ARM Cortex-M -> 32-bit MCU -> microcontroller -> semiconductor). The MK22FX512AVLK12 is the industry workhorse variant of this family, widely used in industrial control, USB peripherals, and human-machine interface subsystems.
Key features include an integrated 16-bit ADC with multiple conversion modes, high-speed comparators, FlexTimers with PWM, low-power UART and I2C peripherals, a real-time clock, and a comprehensive clocking scheme. The Cortex-M4F core delivers 1.25 Dhrystone MIPS per MHz with hardware single-precision floating-point acceleration, deterministic interrupt response, and optional DSP extensions. The MCU supports a wide operating voltage range from 1.71 V to 3.6 V and offers multiple low-power modes down to deep-sleep for battery-powered products.
Typical applications include industrial control and human-machine interface (HMI) panels, USB HID peripherals such as keyboards and scanners, smart energy metering, point-of-sale terminals, and medical instrumentation. The combination of USB 2.0 full-speed, ample SRAM, and an ADC-rich analog mix-in allows the device to bridge wired connectivity and analog signal acquisition in a single chip.
When designing with the MK22FX512AVLK12, ensure all VDD/VSS pin pairs are decoupled with a 100 nF X7R ceramic capacitor placed within 5 mm of each pair, and reserve an additional 4.7 uF bulk capacitor near the MCU to handle USB inrush events. Route the 16-bit data bus with impedance-controlled traces if DDR-like external memory is added, although on-chip memory is usually sufficient.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives (same 80-LQFP footprint), and practical layout/design notes that streamline BOM management and selection decisions beyond the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل MK22FX512AVLK12 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں MK22FX512AVLK12 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, ADC, USB, Maximum CPU Frequency, SRAM.
MK22FX512VLK12
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MK22FN512VLK12
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MK10DX256VLK7
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MK21DN512AVLK5
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MK30DX256VLK7
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →MK22FX512AVLK12 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | ARM Cortex-M4F (32-bit) |
| Maximum CPU Frequency | 120 MHz |
| FPU / DSP | Hardware single-precision FPU + DSP instructions |
| Program Flash | 512 KB |
| FlexMemory (FlexNVM + FlexRAM) | 128 KB |
| On-chip SRAM | 128 KB |
| Supply Voltage Range | 1.71 V to 3.6 V |
| آپریٹنگ درجہ حرارت | -40C to +105C |
| USB Controller | USB 2.0 Full-Speed OTG with on-chip transceiver |
| ADC | 16-bit SAR ADC (multi-channel) |
| Timers / PWM Channels | FlexTimer, PWM, RTC |
| پیکیج | 80-pin LQFP (12x12 mm, 0.5 mm pitch) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
MK22FX512AVLK12 پن کنفیگریشن
| پن 1 | PTE0 — Port E bit 0, alternate function: UART1_TX / SPI1_PCS1 / RTC_CLKOUT |
| پن 2 | PTE1 — Port E bit 1, alternate function: UART1_RX / SPI1_SOUT / SPI1_SIN |
| پن 3 | PTE2 — Port E bit 2, alternate function: UART1_CTS_b / SPI1_SCK / SPI1_SIN |
| پن 4 | PTE3 — Port E bit 3, alternate function: UART1_RTS_b / SPI1_SIN / SPI1_SOUT |
| پن 5 | PTE4 — Port E bit 4, alternate function: SPI1_PCS0 |
| پن 6 | PTE5 — Port E bit 5, alternate function: SPI1_PCS2 / UART3_TX |
| پن 7 | PTE6 — Port E bit 6, alternate function: SPI1_PCS3 / UART3_RX |
| پن 8 | VDD — Digital supply voltage (1.71 V to 3.6 V) |
| پن 9 | VSS — Digital ground |
| پن 10 | PTA0 — Port A bit 0, JTAG_TCLK / SWD_CLK |
| پن 11 | PTA1 — Port A bit 1, JTAG_TDI |
| پن 12 | PTA2 — Port A bit 2, JTAG_TDO |
| پن 13 | PTA3 — Port A bit 3, JTAG_TMS / SWD_DIO |
| پن 14 | PTA4 — Port A bit 4, NMI_b |
| پن 15 | PTA5 — Port A bit 5, JTAG_TRST_b |
| پن 16 | PTA18 — Port A bit 18, EXTAL0 (crystal oscillator input) |
| پن 17 | PTA19 — Port A bit 19, XTAL0 (crystal oscillator output) |
| پن 18 | VDDA — Analog supply voltage |
| پن 19 | VREFH — ADC voltage reference high |
| پن 20 | VREFL — ADC voltage reference low |
| پن 21 | VSSA — Analog ground |
| پن 22 | PTA20 — Port A bit 20, RESET_b |
| پن 23 | PTB0 — Port B bit 0, ADC0_SE4 / EXTRG_IN |
| پن 24 | PTB1 — Port B bit 1, ADC0_SE5 / EXTRG_OUT |
| پن 25 | PTB2 — Port B bit 2, ADC0_SE6 |
| پن 26 | PTB3 — Port B bit 3, ADC0_SE7 |
| پن 27 | PTB4 — Port B bit 4, GPIO |
| پن 28 | PTB5 — Port B bit 5, GPIO |
| پن 29 | PTB6 — Port B bit 6, GPIO |
| پن 30 | PTB7 — Port B bit 7, GPIO |
| پن 31 | PTB8 — Port B bit 8, GPIO |
| پن 32 | PTB9 — Port B bit 9, GPIO |
| پن 33 | PTB10 — Port B bit 10, GPIO |
| پن 34 | PTB11 — Port B bit 11, GPIO |
| پن 35 | VSS — Digital ground |
| پن 36 | VDD — Digital supply voltage |
| پن 37 | PTC0 — Port C bit 0, GPIO / EXTRG_IN |
| پن 38 | PTC1 — Port C bit 1, GPIO / EXTRG_OUT |
| پن 39 | PTC2 — Port C bit 2, GPIO / CMP1_OUT |
| پن 40 | PTC3 — Port C bit 3, GPIO / CMP0_OUT |
| پن 41 | PTC4 — Port C bit 4, GPIO / LLWU_P8 |
| پن 42 | PTC5 — Port C bit 5, GPIO / LLWU_P9 |
| پن 43 | PTC6 — Port C bit 6, GPIO / CMP2_IN3 |
| پن 44 | PTC7 — Port C bit 7, GPIO / CMP3_IN3 |
| پن 45 | PTC8 — Port C bit 8, GPIO / I2S0_MCLK |
| پن 46 | PTC9 — Port C bit 9, GPIO / FTM2_CH6 |
| پن 47 | PTC10 — Port C bit 10, GPIO / I2C1_SDA |
| پن 48 | PTC11 — Port C bit 11, GPIO / I2C1_SCL |
| پن 49 | PTC12 — Port C bit 12, GPIO / FTM3_CH0 |
| پن 50 | PTC13 — Port C bit 13, GPIO / FTM3_CH1 |
| پن 51 | PTC14 — Port C bit 14, GPIO / FTM3_CH2 |
| پن 52 | PTC15 — Port C bit 15, GPIO / FTM3_CH3 |
| پن 53 | VSS — Digital ground |
| پن 54 | VDD — Digital supply voltage |
| پن 55 | PTD0 — Port D bit 0, GPIO / SPI0_PCS0 |
| پن 56 | PTD1 — Port D bit 1, GPIO / SPI0_SCK |
| پن 57 | PTD2 — Port D bit 2, GPIO / SPI0_SOUT |
| پن 58 | PTD3 — Port D bit 3, GPIO / SPI0_SIN |
| پن 59 | PTD4 — Port D bit 4, GPIO / FTM0_CH4 |
| پن 60 | PTD5 — Port D bit 5, GPIO / FTM0_CH5 / UART2_RX |
| پن 61 | PTD6 — Port D bit 6, GPIO / FTM0_CH6 / UART2_TX |
| پن 62 | PTD7 — Port D bit 7, GPIO / FTM0_CH7 |
| پن 63 | PTD8 — Port D bit 8, GPIO / I2C0_SCL |
| پن 64 | PTD9 — Port D bit 9, GPIO / I2C0_SDA |
| پن 65 | PTD10 — Port D bit 10, GPIO |
| پن 66 | PTD11 — Port D bit 11, GPIO / FTM3_CH5 |
| پن 67 | PTD12 — Port D bit 12, GPIO / FTM3_CH6 |
| پن 68 | PTD13 — Port D bit 13, GPIO / FTM3_CH7 |
| پن 69 | PTD14 — Port D bit 14, GPIO |
| پن 70 | PTD15 — Port D bit 15, GPIO |
| پن 71 | USB0_DP — USB D+ (Full-Speed OTG data plus line) |
| پن 72 | USB0_DM — USB D- (Full-Speed OTG data minus line) |
| پن 73 | VOUT33 — USB transceiver regulator output, requires decoupling cap |
| پن 74 | VREGIN — USB transceiver regulator input (5 V tolerant) |
| پن 75 | PTE16 — Port E bit 16, GPIO |
| پن 76 | PTE17 — Port E bit 17, GPIO |
| پن 77 | PTE18 — Port E bit 18, GPIO |
| پن 78 | PTE19 — Port E bit 19, GPIO |
| پن 79 | PTE20 — Port E bit 20, GPIO |
| پن 80 | VSS — Digital ground |
عام استعمالات
MK22FX512AVLK12 کے لیے موزوں ہے 7 ایپلیکیشنs: Industrial Human-Machine Interface (HMI), USB HID Peripherals (Keyboard, Scanner, Gamepad), Smart Energy Metering, Point-of-Sale (POS) Terminal, Medical Instrumentation (Patient Monitor Peripheral), Industrial Sensor Hub / IO-Link Gateway, Building Automation Controller.
Industrial Human-Machine Interface (HMI)
The MK22FX512AVLK12's 120 MHz Cortex-M4F with FPU, 512 KB flash, 128 KB SRAM, and 80 GPIO at -40C to +105C make it well suited for industrial HMI panels. The 16-bit ADC handles analog input from sensors, while the FlexTimer modules generate PWM for backlight dimming and buzzer control. Its 80-LQFP exposes ample I/O for matrix keypads, character LCDs, or small TFT displays. In the design, engineers typically pair the MCU with an SPI or parallel display controller and route I2C/SPI for nonvolatile memory backup. The -40C to +105C rating covers factory floors; a 16-bit ADC + DMA path provides noiseless analog sensing for process control.
تجویز کردہ
USB HID Peripherals (Keyboard, Scanner, Gamepad)
The MK22FX512AVLK12 integrates USB 2.0 Full-Speed OTG with an on-chip transceiver and 128 KB of SRAM, which is more than enough to host a USB HID stack alongside application logic. At 120 MHz, the Cortex-M4F handles HID descriptor parsing, key matrix scanning, and LED/display updates with margin. The device operates from 3.3 V USB bus power with simple LDO regulation, and the 80-LQFP offers enough GPIO for matrix keyboards up to 8x16 without external logic. Designers typically route the USB D+/D- to the integrated transceiver, add a 1.5 kohm pull-up on D+ for full-speed enumeration, and rely on the flex timer for key debounce timing.
تجویز کردہ
Smart Energy Metering
The MK22FX512AVLK12's 120 MHz computational headroom, 16-bit ADC, and 512 KB flash support metering algorithms such as RMS calculation, harmonic analysis, and tamper detection. The MCU's real-time clock and low-power Stop mode enable sleep-mode metering for battery-auxiliary meters. The wide 1.71 V to 3.6 V supply range tolerates battery-backup transitions, and the 80-LQFP offers isolation-friendly pinout for current-sense and voltage-sense channels. Typical designs use 4-8 ADC channels for voltage and current sensing, plus a UART/IrDA link for handheld readout. The FPU accelerates DSP-style power-calculations.
تجویز کردہ
Point-of-Sale (POS) Terminal
The MK22FX512AVLK12's 512 KB flash hosts full TCP/IP or USB stacks while 128 KB SRAM buffers transactions, making it a fit for compact POS terminals. The Cortex-M4F handles encryption, secure keypad input, and LCD control, plus the integrated USB OTG drives printers or external readers. The 80-LQFP exposes enough GPIO for 4x4 keypads, character displays, and serial peripherals, while 16-bit ADC readings monitor battery or supply rail. Typical designs use SPI for an SD card slot, UART for a magnetic-stripe reader, and I2C for an RTC. Drop-in compatibility with the K64FN series enables scaling POS designs up later.
تجویز کردہ
Medical Instrumentation (Patient Monitor Peripheral)
The MK22FX512AVLK12's 120 MHz Cortex-M4F with FPU executes numerical filtering, FFT, and DSP routines needed for medical peripherals like pulse-oximetry front-ends or infusion-pump controllers. The 16-bit ADC captures analog signals from front-end circuits, while the FPU accelerates calculations such as SpO2 ratio or moving-average filtering. The 512 KB flash holds BLE/wired stacks plus application code, and the wide operating temperature range supports hospital and field-deployment scenarios. Engineers typically design the MCU around a battery-backed supply, with low-power Stop mode enabling long shelf life.
تجویز کردہ
Industrial Sensor Hub / IO-Link Gateway
The MK22FX512AVLK12 serves as a master in sensor-hub designs, using its UART/SPI/I2C mix to aggregate multiple sensor slaves and the USB OTG to expose data upstream. With 512 KB flash, the MCU runs IO-Link or Modbus stacks, and the FPU accelerates any on-device analytics. The 80-LQFP has sufficient pins for 4-6 independent sensor channels. Designers typically use a step-down regulator from 24V industrial supply, with a TVS diode for surge protection on the bus pins. The same MCU can be the controller in a small PLC sub-system, driving relays through opto-isolated outputs.
تجویز کردہ
Building Automation Controller
The MK22FX512AVLK12's peripheral mix suits building-automation hubs that aggregate HVAC sensors, lighting controls, and access-control peripherals. Its 120 MHz performance allows multi-protocol handling (RS-485, I2C, SPI, USB), and the 512 KB flash enables full BACnet/Modbus firmware images. The 80-LQFP footprint fits compact DIN-rail modules, while the -40C to +105C temperature range handles unheated equipment rooms. The 16-bit ADC reads analog sensors like temperature and light, and 4-6 FlexTimer channels handle motorized damper or valve drive.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا MK22FX512AVLK12 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | MK22FX512VLK12 | MK22FN512VLK12 | MK10DX256VLK7 | MK21DN512AVLK5 | MK30DX256VLK7 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-LQFP (12x12 mm) | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same |
| Core / Frequency | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz | Cortex-M4F @ 120 MHz | Cortex-M4 @ 100 MHz | Cortex-M4 @ 50 MHz | Cortex-M4 @ 100 MHz |
| Program Flash | 512 KB | 512 KB | 512 KB | 256 KB | 512 KB | 256 KB |
| SRAM | 128 KB | 128 KB | 128 KB | 64 KB | 128 KB | 64 KB |
| USB Controller | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | None (no USB) | USB 2.0 FS OTG |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
اہم امتیازی خصوصیات
- Higher SRAM (128 KB) versus K21 counterpart (بمقابلہMK21DN512AVLK5)
- Newer 'A' silicon revision versus legacy FX/V (بمقابلہMK22FX512VLK12)
- Larger memory and USB versus K10DX256VLK7 (بمقابلہMK10DX256VLK7)
- Modernization path to MK22FN512VLK12 with same footprint (بمقابلہMK22FN512VLK12)
ڈیزائن نوٹس
Decouple each VDD/VSS pin pair with a 100 nF X7R ceramic capacitor placed within 5 mm of each pin, and add a single 4.7 uF X5R bulk capacitor near the MCU. The VREGIN pin (74) for the on-chip USB regulator requires a 4.7 uF decoupling capacitor; failure to provide this can prevent USB enumeration. For designs without USB, VREGIN and VOUT33 can be left tied to VDD or both NC per the K22F reference manual.
Estimated: The 80-LQFP package has a theta_JA of approximately 40 C/W on a standard 4-layer FR4 board (per typical NXP Kinetis package thermal data). At maximum CPU activity (120 MHz, all peripherals enabled, USB active) the internal dissipation is approximately 150-300 mW, yielding a junction-to-ambient rise under 12 C on JEDEC-compliant test boards. Industrial designs above ambient +85 C may still require thermal vias under the exposed pad even on LQFP.
The external crystal pins (PTA18/PTA19) must be routed as short and symmetrical traces to the crystal load capacitors, with a guard ground ring. The USB D+/D- pair should be 90-ohm differential, length-matched to within 2 mm, and routed over a continuous ground plane for the Full-Speed OTG signal integrity. Keep JTAG/SWD traces away from switching regulator or motor driver lines to avoid debug-probe interference.
Do not leave the NMI_b pin (PTA4) floating; tie it to VDD through a 10 kohm resistor or pull-up. The USB pull-up resistor on D+ must be 1.5 kohm to VDD (or routed through the internal pull-up). The reset pin (PTA20/RESET_b) requires an external 10 kohm pull-up and a 100 nF decoupling cap for noise immunity; omitting the cap causes spurious resets under noisy supply conditions.
تعمیل کی معلومات
RoHS and REACH compliance declared by NXP per the product page. K22F sub-family is not AEC-Q100 qualified; this MCU is intended for industrial / consumer applications, not automotive. Conflict minerals CMRT/EMRT available from NXP. Halogen-free status not explicitly confirmed by extracted data; mark as unknown per Data Authenticity Rule 10.
