The Kinetis K70 MCU family includes 512KB-1MB of flash memory, a single precision floating point unit, Graphic LCD Controller, IEEE 1588 Ethernet, full- and high-speed USB 2.0 On-The-Go with device charge detect, hardware encryption, tamper detection capabilities and a NAND flash controller. 256-pin devices include a DRAM controller for system expansion. The Kinetis K70 family is available in 256 pin MAPBGA packages.
Features
Ultra-Low-Power
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10 low-power modes with power and clock gating for optimal peripheral activity and recovery times. Stop currents of <500 nA, run currents of <200 µA/MHz, 4 µs wake-up from Stop mode
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Full memory and analog operation down to 1.71 volts for extended battery life
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Low-leakage wake-up unit with up to eight internal modules and 16 pins as wake-up sources in low-leakage stop (LLS)/very low-leakage stop (VLLS) modes
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Low-power timer for continual system operation in reduced power state
Flash, SRAM and FlexMemory
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512 KB-1 MB flash. Fast access, high reliability with four-level security protection
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128 KB of SRAM
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FlexMemory: 32 bytes-16 KB of user-segmentable byte write/erase EEPROM for data tables/system data. EEPROM with over 10M cycles and flash with 70 µsec write time (brownouts without data loss/corruption). No user or system intervention to complete programming and erase functions and full operation down to 1.71 volts. In addition, 512KB of FlexNVM for extra program code, data or EEPROM backup
Mixed-Signal capability
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Up to four high-speed 16-bit analog-to-digital converter (ADC) with configurable resolution. Single or differential output mode operation for improved noise rejection. 500 ns conversion time achievable with programmable delay block triggering
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Up to two 12-bit digital-to-analog converter (DAC) for analog waveform generation for audio applications
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Up to four high-speed comparators providing fast and accurate motor over-current protection by driving PWMs to a safe state
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Up to four programmable gain amplifiers with x64 gain for small amplitude signal conversion
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Analog voltage reference provides an accurate reference to analog blocks, ADC and DAC, and replaces external voltage references to reduce system cost
Performance
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ARM® Cortex™-M4 core + DSP. 120-150 MHz, single cycle MAC, single instruction multiple data (SIMD) extensions, single precision floating point unit
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Up to 32-channel DMA for peripheral and memory servicing with reduced CPU loading and faster system throughput
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Cross bar switch enables concurrent multi-master bus accesses, increasing bus bandwidth
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Up to 16 KB of instruction/data cache for optimized bus bandwidth and flash execution performance
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Independent flash banks allow concurrent code execution and firmware updating with no performance degradation or complex coding routines
Timing and Control
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Up to four FlexTimers with a total of 20 channels. Hardware dead-time insertion and quadrature decoding for motor control
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Carrier modulator timer for infrared waveform generation in remote control applications
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Four-channel 32-bit periodic interrupt timer provides time base for RTOS task scheduler or trigger source for ADC conversion and programmable delay block
Human-Machine Interface
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Graphic LCD Controller - supports colour QVGA displays as single chip or up to 24-bit SVGA displays using external memory. Supported by Freescale's Portable Embedded GUI (PEG) Library with simple WindowBuilder interface for powerful GUI development
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Hardware touch-sensing interface with up to 16