MK20DX256VMC7R
数据手册.pdfMCU 32Bit Kinetis K20 ARM Cortex M4 RISC 256KB Flash 1.8V/2.5V/3.3V 121Pin MAP-BGA T/R
Description
Part numbers for the chip have fields that identify the specific part. You can use the values of these fields to determine the specific part you have received.
Features
• 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 100 MHz ARM Cortex-M4 core with DSP instructions delivering 1.25 Dhrystone MIPS per MHz
• Memories and memory interfaces
– Up to 512 KB program flash memory on non FlexMemory devices
– Up to 256 KB program flash memory on FlexMemory devices
– Up to 256 KB FlexNVM on FlexMemory devices
– 4 KB FlexRAM on FlexMemory devices
– Up to 128 KB RAM
– Serial programming interface EzPort
– FlexBus external bus interface
•Clocks
– 3 to 32 MHz crystal oscillator
– 32 kHz crystal oscillator
– Multi-purpose clock generator
• System peripherals
– 10 low-power modes to provide power optimization based on application requirements
– Memory protection unit with multi-master protection
– 16-channel DMA controller, supporting up to 64 request sources
– External watchdog monitor
– Software watchdog
– Low-leakage wakeup unit
• Security and integrity modules
– Hardware CRC module to support fast cyclic redundancy checks
– 128-bit unique identification ID number per chip
• Human-machine interface
– Low-power hardware touch sensor interface TSI
– General-purpose input/output
• Analog modules
– Two 16-bit SAR ADCs
– Programmable gain amplifier PGA up to x64 integrated into each ADC
– 12-bit DAC
– Three analog comparators CMP containing a 6-bit DAC and programmable reference input
– Voltage reference
• Timers
– Programmable delay block
– Eight-channel motor control/general purpose/PWM timer
– Two 2-channel quadrature decoder/general purpose timers
– 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
– Two Controller Area Network CAN modules
– Two SPI modules
– Two I2C modules
– Four UART modules
– Secure Digital host controller SDHC
– I2S module