MK22FN512VLH12

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1. Describe

Members of the Kinetis K22 product family address the need for low power consumption, USB connectivity and High processing efficiency and high peripheral integration Floating point unit. These devices share a comprehensive Kinetis series support and scalability. This product provides:

    1. Operating power consumption as low as 156 µA/MHz and static The power consumption is as low as 3.8 µA, and the full state is maintained and 6 µS wake up. The lowest static mode as low as 140 nA.

    2. USB LS/FS OTG 2.0 with embedded 3.3 V, 120 mA LDO Voltage Regulator. The USB FS device has no crystal function.

2. Performance

    1. 120 MHz ARM Cortex-M4 core with DSP instructions Provides 1.25 Dhrystone MIPS/MHz

3. Timer

    1. Two 8-channel general-purpose/PWM timers

    2. Two 2-channel general-purpose timers with quadrature function Decoder function

    3. Periodic interrupt timer

    4. 16-bit low-power timer

    5. Real-time clock with independent power domain

    6. Programmable delay block

4. Memory and memory interface

    1. 512 KB embedded flash memory and 128 KB RAM

    2. FlexBus external bus interface 1

    3. Serial programming interface (EzPort)

    4. Pre-programmed Kinetis flash loader for one-time in-system factory programming

5. Safety and integrity module

    1. Hardware CRC module

    2. 128-bit unique identification (ID) number per chip

    3. Hardware random number generator

    4. Flash memory access control to protect proprietary software

6. Analog module

    1. Two 16-bit SAR ADCs (1.2 MS/s in 12-bit mode)

    2. Two 12-bit DAC 2

    3. Two analog comparators (CMP) with 6-bit DAC

    4. Accurate internal reference voltage

7. Operating characteristics

    1. Voltage range (including flash memory write): 1.71 to 3.6 V

    2. Temperature range (environment): -40 to 105°C

8. clock

    1. Two crystal oscillators: 32 kHz (RTC) and 32-40 kHz or 3-32 MHz

    2. Three internal oscillators: 32 kHz, 4 MHz and 48 MHz

    3. Multipurpose clock generator with PLL and FLL

9. Communication Interface

    1. USB full-speed/low-speed On-the-Go controller

    2. USB full-speed device without crystal operation

    3. Two SPI modules and I2S module

    4. Three UART modules and one low-power UART

    5. Two I2C: supports operation up to 1 Mbps

10. System peripherals

    1. Flexible low-power mode, multiple wake-up sources

    2. 16-channel DMA controller

    3. Independent external and software watchdog monitor

11. Man-machine interface

    1. Up to 81 general-purpose I/O (GPIO)

12. Pin configuration