kinetis k20 family overview the kinetis mcu portfolio consists of multiple pin-, peripheral- and software-compatible mcu families based on the arm ? cortex?-m4 core. families are built from innovative 90 nm thin-film storage (tfs) flash technology with unique flexmemory (eeprom) capability, and offer industry- leading low-power and mixed-signal analog integration. the k20 mcu family is pin, peripheral and software compatible the k10 mcu family and adds full- and high-speed usb 2.0 on-the-go with device charger detect capability. devices start from 32 kb of flash in 5 x 5 mm 32 qfn packages extending up to 1 mb in a 144 mapbga package with a rich suite of analog, communication, timing and control peripherals. high memory density k20 family devices include a single precision floating point unit and nand flash controller. 32-bit mcus low-power mcus with usb on-the-go kinetis k20 family target applications ? barcode scanners ? portable media players ? printers ? programmable logic controllers kinetis k20 family standard feature optional feature cyclic redundancy check (crc) cryptographic acceleration unit (cau) hw tamper detection unit random number generator xtrinsic low-power touch-sensing interface timers system memories communication interfaces hmi clocks internal and external watchdogs memory protection unit (mpu) dma low-leakage wake-up unit phase-locked loop frequency- locked loop low/high- frequency oscillators internal reference clocks carrier modulator transmitter periodic interrupt timers independent real-time clock (rtc) security and integrity analog core interrupt controller floating point unit (fpu) debug interfaces dsp arm ? cortex?-m4 50/72/100/120 mhz 1 6 -bit adc pga analog comparator with 6-bit dac 12-bit dac voltage reference flextimer programmable delay block low-power timer program flash (32 kb to 1 mb) nand flash controller flexmemory (32 to 51 2 kb) (2 to 16 kb ee) serial programming interface (ezport) cache external bus interface (flexbus) gpio i 2 c uart (iso 7816) spi can i 2 s secure digital host controller (sdhc) usb on-the-go (ls/fs) usb on-the-go (hs) usb voltage regulato r usb device charger detect (dcd)
k20 family options features benefits one-stop enablement offeringmcu + ide + rtos freescale tower system hardware development environment: ? integrated development environments eclipse-based codewarrior v10.x ide and processor expert iar embedded workbench keil mdk codesourcery sourcery g++ (gnu) ? runtime software and rtos math, dsp and encryption libraries motor control libraries complimentary bootloaders (usb, ethernet, rf, serial) complimentary freescale embedded gui complimentary freescale mqx? cost-effective nano? ssl/nano? ssh for freescale mqx rtos micrium uc/os-iii express logic threadx segger embos freertos mocana (security) ? full arm ecosystem freescale, the freescale logo, codewarrior, the energy efficient solutions logo and kinetis are trademarks of freescale semiconductor, inc., reg. u.s. pat. & tm. off. processor expert and xtrinisic are trademarks of freescale semiconductor, inc. arm is the registered trademark of arm limited. arm cortex-m4 is the trademark of arm limited. all other product or service names are the property of their respective owners. ? 2012 freescale semiconductor, inc. doc number: kntsk20fmlyfs rev 10 for current information about kinetis products and documentation, please visit freescale.com/kinetis ? arm ? cortex?-m4 core with dsp instruction support and optional single precision foating point unit ? up to 32-channel dma. up to 16 kb of cache. cross bar switch ? up to 120 mhz core supporting a broad range of processing bandwidth needs ? peripheral and memory servicing with reduced cpu loading. optimized bus bandwidth and fash execution performance. concurrent multi-master bus accesses for increased bus bandwidth ? usb on-the-go (full- and high- speed) with device charger detect ? optimized charging current/time for portable usb devices, enabling longer battery life. usb low-voltage regulator supplies up to 120 ma off chip at 3.3?v to power external components from 5?v input ? memory protection unit ? hardware cyclic redundancy check engine ? independent-clocked cop. external watchdog monitor ? cryptographic acceleration unit (cau) ? hardware tamper detection unit ? random number generator ? provides memory protection for all cross bar switch masters, increasing software reliability ? validates memory contents and communication data, increasing system reliability ? prevents code runaway in fail-safe applications. drives output pin to safe state external components if watchdog event occurs ? secure data transfer and storage. faster than software implementations and with minimal cpu loading. supports a wide variety of algorithms: des, 3des, aes, mds, sha-1, sha-256 ? secure key storage with internal/external tamper detect for unsecured fash, temperature/clock/supply voltage variations and physical attack ? up to four flextimers with up to 20 channels ? carrier modulator transmitter ? 4-channel, 32-bit periodic interrupt ? general-purpose timers with hardware dead-time insertion and quadrature decoding for motor control ? infrared waveform generation for remote control applications ? time base generation for rtos task scheduler or trigger source for adc conversion and programmable delay block ? flexbus external bus interface ? secure digital host controller ? nand fash controller ? enables the connection of external memories and peripherals (e.g., graphics displays) ? connection to sd, sdio, mmc or ce-ata cards for in-application software upgrades, fle systems or adding wi-fi ? or bluetooth ? support ? supports up to 32-bit ecc current and future nand types with minimal software overhead ? 32 kbC1 mb fash. up to 128 kb of sram ? 32C512 kb flexmemory ? high reliability, fast access program memory with 4-level security protection. independent fash banks allow concurrent code execution and frmware updating ? flexmemory provides 32 byteC16 kb of user-segmentable byte write/erase eeprom. 32C512 kb flexnvm for extra program code, data or eeprom backup ? wafer level chip scale package (wlcsp) ? maximize board space ? 32-bit m4 performance in small package ? miniaturization of existing applications part number memory feature options other packages cpu (mhz) flash (kb) flex nvm (kb) sram (kb) cache (kb) single precision floating point unit memory protection unit can secure digital host controller nand flash controller external bus interface 12-bit dac prog. gain amplifer 5 v tolerant i/o ab fm ft lf mp lh lk ll mc lq md 120 wlcsp (5 x 5) 32 qfn (5 x 5) 48 qfn (7 x 7) 48 lqfp (7 x 7) 64 mapbga (5 x 5) 64 lqfp (10 x 10) 80 lqfp (12 x 12) 100 lqfp (14 x 14) 121 bga (8 x 8) 144 lqfp (20 x 20) 144 bga (13 x 13) mk20dn32vyy5 50 32 8 usb otg (fs) mk20dn64vyy5 50 64 16 usb otg (fs) mk20dn128vyy5 50 128 16 usb otg (fs) mk20dn512vyy10 100 512 128 usb otg (fs) mk20fn1m0vyy12 120 1 mb 128 16 usb otg (fs/hs) mk20dx32vyy5 50 32 32 8 usb otg (fs) mk20dx64vyy5 50 64 32 16 usb otg (fs) mk20dx128vyy5 50 128 32 16 usb otg (fs) mk20dx64vyy7 72 64 32 16 usb otg (fs) mk20dx128vyy7 72 128 32 32 usb otg (fs) mk20dx256vyy7 72 256 32 64 usb otg (fs) mk20dx128vyy10 100 128 128 32 usb otg (fs) mk20dx256vyy10 100 256 256 64 usb otg (fs) mk20fx512vyy12 120 512 512 128 16 usb otg (fs/hs) mk20dn512zyy10r 100 512 128 usb otg (fs/hs) MK20DN512ZCYY10R 100 512 128 usb otg (fs/hs) mk21dx128vyy5(r) 50 128 64 32 hw encryption and tamper detec mk21dx256vyy5(r) 50 256 64 32 hw encryption and tamper detec mk21dn512vlk5(r) 50 512 64 hw encryption and tamper detec mk22dx128vyy5(r) 50 128 64 32 usb otg (fs) mk22dx256vyy5(r) 50 256 64 32 usb otg (fs) mk22dn512vlh5(r) 50 512 64 usb otg (fs) yy = package designator
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