Overview
The MK22FX512AVLQ12 is a 32-bit microcontroller from NXP USA Inc., part of the Kinetis K22 series. This microcontroller is optimized for cost-sensitive applications that require low power, flexibility, and processing efficiency. It features an ARM Cortex-M4 core with a floating-point unit (FPU), making it suitable for a wide range of applications that demand high performance and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Core | ARM Cortex-M4 with FPU |
| Maximum Clock Speed | Up to 120 MHz |
| Flash Memory | 512 KB |
| SRAM | 128 KB |
| Package Type | 144-LQFP |
| Number of I/Os | 100 |
| Voltage Range | 1.71 to 3.6 V |
| Temperature Range | –40 to 105°C |
| Power Consumption | Run: 279 μA/MHz, Static: 5.1 μA with full state retention |
Key Features
- Low Power Modes: Multiple low-power modes including static power consumption down to 268 nA and 5 μs wakeup time.
- Memory and Interfaces: Up to 1 MB program flash memory, 128 KB RAM, 4 KB FlexRAM, and 128 KB FlexNVM. FlexBus external bus interface.
- Analog Modules: Two 16-bit SAR ADCs, two 12-bit DACs, three analog comparators (CMP), and a voltage reference.
- Communication Interfaces: USB full-/low-speed On-the-Go controller, CAN module, three SPI modules, three I2C modules, six UART modules, SDHC, and I2S module.
- Timers and Clocks: Two 8-channel Flex-Timers, two 2-channel Flex-Timers, periodic interrupt timers, 16-bit low-power timer, real-time clock, and programmable delay block.
- Security and Integrity: Hardware CRC module, 128-bit unique identification (ID) number per chip, and memory protection unit with multi-master protection).
Applications
The MK22FX512AVLQ12 is suitable for a variety of cost-sensitive applications that require low power and high processing efficiency. These include:
- Industrial Automation: Control systems, sensors, and actuators.
- Consumer Electronics: Smart home devices, wearables, and portable electronics.
- Medical Devices: Portable medical devices, health monitors, and diagnostic equipment.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
- Internet of Things (IoT): IoT devices requiring low power and high performance.
Q & A
- What is the core type of the MK22FX512AVLQ12 microcontroller?
The MK22FX512AVLQ12 features an ARM Cortex-M4 core with a floating-point unit (FPU).
- What is the maximum clock speed of the MK22FX512AVLQ12?
The maximum clock speed is up to 120 MHz.
- How much flash memory and SRAM does the MK22FX512AVLQ12 have?
The MK22FX512AVLQ12 has 512 KB of flash memory and 128 KB of SRAM.
- What is the package type of the MK22FX512AVLQ12?
The package type is 144-LQFP.
- What are the power consumption characteristics of the MK22FX512AVLQ12?
The run power consumption is down to 279 μA/MHz, and static power consumption is down to 5.1 μA with full state retention.
- What are the key analog modules available on the MK22FX512AVLQ12?
The key analog modules include two 16-bit SAR ADCs, two 12-bit DACs, three analog comparators (CMP), and a voltage reference.
- What communication interfaces are supported by the MK22FX512AVLQ12?
The microcontroller supports USB full-/low-speed On-the-Go controller, CAN module, three SPI modules, three I2C modules, six UART modules, SDHC, and I2S module.
- What are the security features of the MK22FX512AVLQ12?
The security features include a hardware CRC module, 128-bit unique identification (ID) number per chip, and memory protection unit with multi-master protection.
- What are the typical applications for the MK22FX512AVLQ12?
Typical applications include industrial automation, consumer electronics, medical devices, automotive systems, and IoT devices.
- What is the temperature range for the MK22FX512AVLQ12?
The temperature range is –40 to 105°C.
