Overview
The MK22FN256VLL12R is a 32-bit single-core microcontroller from NXP USA Inc., part of the Kinetis K22 series. It is based on the ARM Cortex-M4 core, operating at a frequency of up to 120 MHz and includes a floating-point unit (FPU). This microcontroller is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Core | ARM Cortex-M4 with FPU | 120 MHz |
| Flash Memory | 256 KB | - |
| Package | 100-LQFP (14x14 mm) | - |
| USB Interface | USB LS/FS OTG 2.0 with on-chip transceiver and USB LDO voltage regulator | - |
| CAN Interface | Dual CAN | - |
| GPIO | Up to 70 general-purpose I/O pins | - |
| ADC | Two 16-bit SAR ADCs (1.2 MS/s in 12-bit mode) | - |
| DAC | One 12-bit DAC | - |
| Timers | One 8-channel general purpose/PWM timer, two 2-channel general purpose timers | - |
| Communication Interfaces | SPI, UART, I2C, I2S | - |
| Power Modes | Various power modes including Run, Wait, and Low-Leakage Stop modes | - |
| Operating Voltage | 1.71 V to 3.6 V | - |
Key Features
- High-Performance Core: ARM Cortex-M4 core with FPU, operating at up to 120 MHz.
- Advanced Peripherals: Full-speed USB 2.0 OTG, dual CAN, SPI, UART, I2C, and I2S interfaces.
- Analog Capabilities: Two 16-bit SAR ADCs, one 12-bit DAC, and two analog comparators.
- Security and Integrity: Hardware CRC module, 128-bit unique identification number, hardware random-number generator, and flash access control.
- Low Power Modes: Various power modes to optimize power consumption, including Run, Wait, and Low-Leakage Stop modes.
- GPIO and Timers: Up to 70 general-purpose I/O pins and multiple timer modules.
Applications
- Industrial Automation: Control systems, motor control, and industrial networking.
- Medical Devices: Portable medical devices, diagnostic equipment, and patient monitoring systems.
- Consumer Electronics: Smart home devices, wearables, and handheld devices.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle networking.
- Internet of Things (IoT): IoT nodes, smart sensors, and connected devices.
Q & A
- What is the core architecture of the MK22FN256VLL12R microcontroller?
The MK22FN256VLL12R is based on the ARM Cortex-M4 core with a floating-point unit (FPU), operating at up to 120 MHz.
- How much flash memory does the MK22FN256VLL12R have?
The microcontroller has 256 KB of flash memory.
- What are the key communication interfaces available on this microcontroller?
The microcontroller features full-speed USB 2.0 OTG, dual CAN, SPI, UART, I2C, and I2S interfaces.
- What are the power modes supported by the MK22FN256VLL12R?
The microcontroller supports various power modes including Run, Wait, and Low-Leakage Stop modes to optimize power consumption.
- What is the operating voltage range of the MK22FN256VLL12R?
The operating voltage range is from 1.71 V to 3.6 V.
- Does the MK22FN256VLL12R have any built-in security features?
Yes, it includes a hardware CRC module, 128-bit unique identification number, hardware random-number generator, and flash access control for security and integrity.
- How many GPIO pins are available on the MK22FN256VLL12R?
Up to 70 general-purpose I/O pins are available.
- What are the analog capabilities of the MK22FN256VLL12R?
The microcontroller features two 16-bit SAR ADCs, one 12-bit DAC, and two analog comparators.
- Is the MK22FN256VLL12R compliant with environmental regulations like RoHS?
Yes, the microcontroller is compliant with EU Directives RoHS, ELV, and the China RoHS.
- What is the package type of the MK22FN256VLL12R?
The microcontroller is packaged in a 100-LQFP (14x14 mm) package.
