Overview
The MK22FX512AVLH12 is a 32-bit microcontroller from NXP USA Inc., part of the Kinetis K22 family. This microcontroller is optimized for cost-sensitive applications that require low power, flexibility, and processing efficiency. It is based on the ARM Cortex-M4 core, which includes a floating-point unit (FPU) and DSP instructions, delivering 1.25 Dhrystone MIPS per MHz. The device is designed to offer high performance while maintaining low power consumption, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | ARM Cortex-M4 with FPU and DSP instructions |
| Maximum Clock Speed | 120 MHz |
| Program Flash Memory | 512 KB |
| SRAM | 128 KB |
| Package Type | 64-LQFP (10x10 mm, 0.5 mm pitch) |
| Number of I/Os | 40 |
| Voltage Supply Range | 1.71 V to 3.6 V |
| Operating Temperature Range | -40°C to 105°C |
| Low Power Modes | Static power consumption down to 5.1 μA, lowest static mode down to 268 nA |
| Analog Modules | Two 16-bit SAR ADCs, one 12-bit DAC, three analog comparators |
| Communication Interfaces | USB full-/low-speed OTG, CAN, SPI, I2C, UART, SDHC, I2S |
Key Features
- High Performance Core: ARM Cortex-M4 core with FPU and DSP instructions, delivering 1.25 Dhrystone MIPS per MHz.
- Low Power Consumption: Run power consumption down to 279 μA/MHz, static power consumption down to 5.1 μA with full state retention and 5 μs wakeup.
- Memory and Interfaces: Up to 512 KB of flash memory, 128 KB of SRAM, and various memory interfaces including FlexBus.
- Analog and Digital Peripherals: Two 16-bit SAR ADCs, one 12-bit DAC, three analog comparators, and multiple timers and PWM modules.
- Communication Interfaces: USB full-/low-speed OTG, CAN, SPI, I2C, UART, SDHC, and I2S.
- Security and Integrity: Hardware CRC module, 128-bit unique identification number per chip, and memory protection unit with multi-master protection.
Applications
The MK22FX512AVLH12 is suitable for a variety of cost-sensitive applications that require low power and high processing efficiency. These include:
- Industrial Automation: Control systems, motor control, and sensor interfaces.
- Consumer Electronics: Smart home devices, wearables, and portable electronics.
- Medical Devices: Portable medical devices, diagnostic equipment, and patient monitoring systems.
- Automotive Systems: Infotainment systems, body control modules, and driver assistance systems.
- Internet of Things (IoT): IoT devices requiring low power and high performance.
Q & A
- What is the core processor of the MK22FX512AVLH12?
The core processor is the ARM Cortex-M4 with a floating-point unit (FPU) and DSP instructions.
- What is the maximum clock speed of the MK22FX512AVLH12?
The maximum clock speed is 120 MHz.
- How much program flash memory and SRAM does the MK22FX512AVLH12 have?
The device has 512 KB of program flash memory and 128 KB of SRAM.
- What is the package type and number of I/Os for the MK22FX512AVLH12?
The package type is 64-LQFP (10x10 mm, 0.5 mm pitch) with 40 I/Os.
- What is the voltage supply range for the MK22FX512AVLH12?
The voltage supply range is from 1.71 V to 3.6 V.
- What are the low power modes available on the MK22FX512AVLH12?
The device has static power consumption down to 5.1 μA, with the lowest static mode down to 268 nA.
- What analog modules are available on the MK22FX512AVLH12?
The device includes two 16-bit SAR ADCs, one 12-bit DAC, and three analog comparators.
- What communication interfaces does the MK22FX512AVLH12 support?
The device supports USB full-/low-speed OTG, CAN, SPI, I2C, UART, SDHC, and I2S.
- What security features are included in the MK22FX512AVLH12?
The device includes a hardware CRC module, a 128-bit unique identification number per chip, and a memory protection unit with multi-master protection.
- What are some typical applications for the MK22FX512AVLH12?
Typical applications include industrial automation, consumer electronics, medical devices, automotive systems, and IoT devices.
