Описание
MCU 32-Bit K21 ARM Cortex M4 RISC 512KB Flash 1.8V/2.5V/3.3V 80-Pin LQFP Tray
- Operating Characteristics
- Voltage range: 1.71 to 3.6 V
- Flash write voltage range: 1.71 to 3.6 V
- Temperature range (ambient): -40 to 105°C
- Performance
- Up to 50 MHz ARM Cortex-M4 core with DSP instructions delivering 1.25 Dhrystone MIPS per MHz
- Memories and memory interfaces
- Up to 512 KB of program flash for devices without FlexNVM.
- Up to 256 KB program flash for devices with FlexNVM.
- 64 KB FlexNVM on FlexMemory devices
- 4 KB FlexRAM on FlexMemory devices
- Up to 64 KB RAM
- Serial programming interface (EzPort)
- Clocks
- 3 to 32 MHz crystal oscillator
- 32 kHz crystal oscillator
- Multi-purpose clock generator
- System peripherals
- Multiple low-power modes to provide power optimization based on application requirements
- 16-channel DMA controller, supporting up to 63 request sources
- External watchdog monitor
- Software watchdog
- Low-leakage wakeup unit
- Security and integrity modules
- Hardware CRC module to support fast cyclic redundancy checks
- Tamper detect and secure storage
- Hardware random-number generator
- Hardware encryption supporting DES, 3DES, AES, MD5, SHA-1, and SHA-256 algorithms
- 128-bit unique identification (ID) number per chip
- Human-machine interface
- General-purpose input/output
- Analog modules
- 16-bit SAR ADC
- 12-bit DAC
- Two analog comparators (CMP) containing a 6-bit DAC and programmable reference input
- Timers
- Programmable delay block
- Eight-channel motor control/general purpose/PWM timer
- Two 2-channel general purpose timers, one with quadrature decoder functionality
- Periodic interrupt timers
- 16-bit low-power timer
- Carrier modulator transmitter
- Real-time clock
- Communication interfaces
- USB full-/low-speed On-the-Go controller with on-chip transceiver
- USB Device Charger detect
- Two SPI modules
- Two I2C modules
- Four UART modules
- I2S module
