Overview
The MK21FN1M0AVMC12 is a 32-bit microcontroller from NXP USA Inc., part of the Kinetis K21 family. This microcontroller is designed for cost-sensitive applications that require low-power functionality. It features an ARM Cortex-M4 core with a floating-point unit, operating at up to 120 MHz. The device is optimized for applications needing USB connectivity, processing efficiency, and extensive tamper protection, such as in Electronic Point of Sales systems. It is part of the comprehensive Kinetis family, offering scalability and extensive enablement resources.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Core Processor | ARM Cortex-M4 | |
| Maximum Clock Frequency | 120 MHz | |
| Program Flash Memory | Up to 1 MB | |
| SRAM | Up to 128 KB | |
| Package Type | 121 MAPBGA | |
| Operating Voltage Range | 1.71 to 3.6 V | V |
| Operating Temperature Range | -40 to 105°C | °C |
| Communication Interfaces | CAN, I2C, I2S, SDHC, SPI, UART, USB OTG | |
| Analog Modules | Two 16-bit SAR ADCs, Two 12-bit DACs, Three analog comparators (CMP) | |
| Security Features | Tamper detect, secure storage, hardware encryption, hardware random-number generator |
Key Features
- Low-power modes with run power consumption down to 279 μA/MHz and static power consumption down to 5.1 μA with full state retention.
- USB LS/FS OTG 2.0 with embedded 3.3 V, 120 mA LDO voltage regulator.
- DryIce Tamper Detection with active/passive pin, temperature, clock, supply voltage monitoring.
- Memory protection unit with multi-master protection and 16-channel DMA controller.
- Hardware CRC module, hardware encryption, and 128-bit unique identification (ID) number per chip.
- Multiple low-power modes; low leakage wakeup unit and external watchdog monitor and software watchdog.
- Two 8-channel Flex-Timers (PWM/Motor Control) and two 2-channel Flex-Timers (PWM/Quad Decoder).
Applications
The MK21FN1M0AVMC12 is suitable for a variety of applications, including:
- Electronic Point of Sales systems due to its extensive tamper protection features.
- Cost-sensitive applications requiring low-power functionality and USB connectivity.
- Industrial control systems, medical devices, and consumer electronics where low power consumption and high processing efficiency are crucial.
- Secure applications benefiting from its hardware encryption and secure storage capabilities).
Q & A
- What is the core processor of the MK21FN1M0AVMC12?
The core processor is an ARM Cortex-M4 with a floating-point unit).
- What is the maximum clock frequency of the MK21FN1M0AVMC12?
The maximum clock frequency is 120 MHz).
- How much program flash memory does the MK21FN1M0AVMC12 have?
It has up to 1 MB of program flash memory).
- What are the operating voltage and temperature ranges of the MK21FN1M0AVMC12?
The operating voltage range is 1.71 to 3.6 V, and the operating temperature range is -40 to 105°C).
- What communication interfaces are available on the MK21FN1M0AVMC12?
The device features CAN, I2C, I2S, SDHC, SPI, UART, and USB OTG interfaces).
- Does the MK21FN1M0AVMC12 have any security features?
Yes, it includes tamper detect, secure storage, hardware encryption, and a hardware random-number generator).
- What are the low-power modes available on the MK21FN1M0AVMC12?
The device has multiple low-power modes with run power consumption down to 279 μA/MHz and static power consumption down to 5.1 μA with full state retention).
- What is the package type of the MK21FN1M0AVMC12?
The package type is 121 MAPBGA).
- Does the MK21FN1M0AVMC12 support USB connectivity?
Yes, it supports USB LS/FS OTG 2.0 with an embedded 3.3 V, 120 mA LDO voltage regulator).
- What are some typical applications for the MK21FN1M0AVMC12?
Typical applications include Electronic Point of Sales systems, industrial control systems, medical devices, and consumer electronics).
