K12_50: Kinetis K12-50 MHz, Microcontrollers with Optimized Features based on ARM® Cortex®-M4

The Kinetis® K12 50 MHz family of baseline MCUs targets cost-sensitive applications requiring low power and processing efficiency.

Kinetis® K12 50 MHz Baseline MCUs Block Diagram
Analog to Digital Converter
Programmable Delay Block
System Integration Module
Nested Vector Interrupt Controller
Serial Audio Interface
Recommended Documentation (3)
Name/DescriptionTypeModified Date
Selector Guide: High-performance Kinetis® K Series MCUs (REV 1) PDF (2.4 MB) KINETISKMCUSELGDSelector Guides02 Oct 2015
Kinetis® K1x: Baseline Cortex-M4(F) MCUs (REV 3) PDF (381.6 kB) KNTSK10FMLYFSFact Sheets07 Jul 2016
Demonstration software for Kinetis® peripheral modules (REV 3) PDF (2.0 MB) KQRUGQuick Reference Guides30 May 2014
Data Sheets (4)
Name/DescriptionModified Date
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (121pin) (REV 4) PDF (1.9 MB) K12P121M50SF408 Aug 2013
Kinetis® K12: 50MHz Cortex-M4 up to 320KB Flash (48 pin) (REV 4) PDF (1.8 MB) K12P48M50SF408 Aug 2013
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (64 pin) (REV 4) PDF (1.8 MB) K12P64M50SF408 Aug 2013
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (80 pin) (REV 4.1) PDF (1.8 MB) K12P80M50SF408 Aug 2013
Errata (3)
Name/DescriptionModified Date
Errata Mask 1N89E for Kinetis® MCUs (REV 31 JAN 2014) PDF (300.4 kB) KINETIS_1N89E06 Feb 2014
Errata Mask 0N62J for Kinetis® MCUs (REV 10DEC2013) PDF (255.5 kB) KINETIS_0N62J_05 Feb 2014
Errata Mask 0N89E for Kinetis® MCUs (REV 07 AUG 2013) PDF (160.6 kB) KINETIS_0N89E16 Aug 2013
Application Notes (40)
Name/DescriptionModified Date
FFT-Based Algorithm for Metering Applications - Application Note (REV 4) PDF (347.5 kB) AN425526 Jul 2015
Power Management for Kinetis® and ColdFire®+ MCUs (REV 2) PDF (1.6 MB) AN450306 Apr 2015
Using Kinetis® FlexMemory as enhanced EEPROM (REV 2) PDF (863.9 kB) AN428204 Mar 2015
Power supply options for Tower® development plaftorm (REV 0.1) PDF (2.6 MB) AN464923 Sep 2014
Optimizing performance on Kinetis® K-series MCUs (REV 1) PDF (280.1 kB) AN474511 Jun 2014
Production Flash programming best practices for Kinetis® K and L MCUs (REV 1) PDF (173.6 kB) AN483502 May 2014
Cookbook for SAR ADC measurements (REV 1) PDF (843.1 kB) AN437317 Apr 2014
Tips using PDB in motor control applications on Kinetis® (REV 0) PDF (447.9 kB) AN482218 Dec 2013
I2C non-blocking communication (REV 0) PDF (570.5 kB) AN480321 Oct 2013
Developer’s Serial Bootloader (REV 13) PDF (1.4 MB) AN229508 Oct 2013
An I2S application on Kinetis® (REV 0) PDF (239.2 kB) AN480001 Sep 2013
Using DSPI as Slave on MQX RTOS (v3.8) (REV 0) PDF (215.1 kB) AN479129 Aug 2013
Integrating a Processor Expert® driver (LDD) into a non-PEx project (REV 0) PDF (2.1 MB) AN476914 Aug 2013
Connecting Kinetis® MCU with CMOS sensor interface through GPIO (REV 0) PDF (411.7 kB) AN462730 May 2013
PMSM electrical parameters measurement (REV 0) PDF (2.3 MB) AN468023 Apr 2013
Implementing in-software flash programming on Kinetis® MCUs (REV 0) PDF (218.5 kB) AN469517 Apr 2013
I2C driver based on interrupt and blocking mechanism for MQX (REV 0) PDF (481.2 kB) AN465220 Mar 2013
MQX Board Support Package (BSP) - Porting Guide on KEIL (REV 0) PDF (1.6 MB) AN462631 Oct 2012
BLDC Sensorless Algorithm Tuning (REV 0) PDF (1.4 MB) AN459711 Oct 2012
Using Kinetis® DMA and GPIO to emulate timer functionality (REV 0) PDF (825.4 kB) AN441927 Sep 2012
Using DMA to emulate ADC flexible scan mode on Kinetis® K (REV 0) PDF (204.0 kB) AN459019 Sep 2012
NXP® Embedded Software and Motor Control libraries (REV 0) PDF (216.9 kB) AN461114 Sep 2012
Understanding the 16-bit ADC PGA in Kinetis® K Series (REV 0) PDF (421.8 kB) AN456809 Sep 2012
PWM synchronization using Kinetis® Flextimers (REV 0) PDF (1.2 MB) AN456002 Aug 2012
Using Kinetis® Security and Flash Protection Features (REV 1) PDF (188.2 kB) AN450717 Jun 2012
Motor Control under MQX RTOS (REV 0) PDF (1.2 MB) AN425411 May 2012
Using FlexBus Interface for Kinetis® Microcontrollers (REV 0) PDF (723.5 kB) AN439310 May 2012
I2S (Inter-IC Sound Bus) application on Kinetis® MCUs (REV 0) PDF (382.7 kB) AN452008 May 2012
Using CMSIS-DSP Algorithms with MQX and Kinetis® MCUs (REV 0) PDF (618.3 kB) AN448920 Mar 2012
Using Low Power modes on Kinetis® MCUs (REV 0) PDF (10.4 MB) AN447015 Feb 2012
Audio Output for Kinetis® MCUs using DMA/PWM, DAC or I2S (REV 0) PDF (458.4 kB) AN436913 Feb 2012
Low-Power management with MQX RTOS on Kinetis® MCUs (REV 0) PDF (251.8 kB) AN444730 Jan 2012
Configuring the FlexTimer for position and speed measurement (REV 0) PDF (382.6 kB) AN438105 Dec 2011
Kinetis® KwikStik-based EzPort programmer (REV 0) PDF (2.5 MB) AN440601 Dec 2011
FlexTimer and ADC synchronization for Field-Oriented-Control (REV 0) PDF (751.2 kB) AN441022 Nov 2011
Prototyping with Tower® System MCU development board (REV 0) PDF (320.9 kB) AN439011 Nov 2011
BLDC motor control w/ Hall Effect sensor - Kinetis® MCUs (REV 0) PDF (710.5 kB) AN437631 Oct 2011
Implement protocol converters w/ MQX communication driver (REV 0) PDF (217.1 kB) AN434526 Aug 2011
Using I2C on Coldfire+ and Kinetis® MCUs (REV 0) PDF (2.0 MB) AN434210 Aug 2011
Using USB2SER DLL in C# Projects (REV 1) PDF (543.4 kB) AN431420 Jul 2011
Reference Manuals (4)
Name/DescriptionModified Date
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (121pin) (REV 4) PDF (10.0 MB) K12P121M50SF4RM08 Feb 2013
Kinetis® K12: 50MHz Cortex-M4 up to 320KB Flash (48 pin) (REV 4) PDF (9.9 MB) K12P48M50SF4RM08 Feb 2013
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (64 pin) (REV 4) PDF (10.0 MB) K12P64M50SF4RM08 Feb 2013
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (80 pin) (REV 4) PDF (10.0 MB) K12P80M50SF4RM08 Feb 2013
Users Guides (1)
Name/DescriptionModified Date
TWR-K21D50M Tower® Module User's Guides (REV 2) PDF (736.8 kB) TWRK21D50MUM27 Jan 2015
Product Briefs (1)
Name/DescriptionModified Date
Kinetis® K1x: Baseline Cortex-M4(F) MCUs (REV 11) PDF (1.5 MB) K10PB01 Aug 2012
Fact Sheets (2)
Name/DescriptionModified Date
Kinetis® K1x: Baseline Cortex-M4(F) MCUs (REV 3) PDF (381.6 kB) KNTSK10FMLYFS07 Jul 2016
Kinetis® K1x MCU Family - Fact Sheet (REV 9) PDF (224.3 kB) KNTSK1XFMLYFS10 Mar 2014
Brochures (2)
Name/DescriptionModified Date
Brochure: Kinetis® MCUs - Securing the Internet of Tomorrow (REV 2) PDF (1.8 MB) BRKINETISSECSOLS17 Jun 2015
Kinetis® K1x/K2x (50Mhz) for cost sensitive applications (REV 2) PDF (2.7 MB) BRKINETISELS21 Feb 2013
Selector Guides (1)
Name/DescriptionModified Date
Selector Guide: High-performance Kinetis® K Series MCUs (REV 1) PDF (2.4 MB) KINETISKMCUSELGD02 Oct 2015
Quick Reference Guides (1)
Name/DescriptionModified Date
Demonstration software for Kinetis® peripheral modules (REV 3) PDF (2.0 MB) KQRUG30 May 2014
Calculators
Updates and Patches
Ordering Information
ProductStatusStatusBudgetary Price excluding tax(US$)HW dev. toolsCore TypeFloating Point UnitOperating Frequency (Max) (MHz)On-chip SRAM (KB)Cache (KB)Total Flash (KByte)Internal RAM (KB)EEPROM (KB)External memory & connectivity interfacesUARTSPII2CI2SCANGPIOsADCDAC16-bit PWM (ch)16-bit Timer (ch)32-bit Timer (ch)Other analog blocksSecurityHuman Machine InterfaceVDD (min)VDD (max) (V)Package typePin countPackage dimension (WxLxH) (mm3)Pin pitch (mm)Ambient Operating Temperature (Min-Max) (°C)Qty | Package carrier
MK12DX128VLH5Active10K @ US$2.02TWR-K21D50MARM Cortex-M45036192431214416-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP6410x10x1.60.5-40 to 105160 | TRAY
MK12DN512VLH5Active10K @ US$2.77TWR-K21D50MARM Cortex-M4506451231214416-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP6410x10x1.60.5-40 to 105160 | TRAY
MK12DN512VMC5Active10K @ US$3.15TWR-K21D50MARM Cortex-M4506451242216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6MAPBGA1218x8x1.50.65-40 to 105348 | TRAY
MK12DX128VLK5Active10K @ US$2.20TWR-K21D50MARM Cortex-M45036192442216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP8012x12x1.60.5-40 to 105480 | BRICK
MK12DX128VMC5Active10K @ US$2.40TWR-K21D50MARM Cortex-M45036192442216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6MAPBGA1218x8x1.50.65-40 to 105348 | TRAY
MK12DX256VLK5Active10K @ US$2.54TWR-K21D50MARM Cortex-M45036320442216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP8012x12x1.60.5-40 to 105480 | BRICK
MK12DN512VLK5Active10K @ US$2.95TWR-K21D50MARM Cortex-M4506451242216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP8012x12x1.60.5-40 to 10596 | TRAY
MK12DX256VMC5Active10K @ US$2.74TWR-K21D50MARM Cortex-M45036320442216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6MAPBGA1218x8x1.50.65-40 to 105348 | TRAY
MK12DX128VLF5Active10K @ US$1.92TWR-K21D50MARM Cortex-M45036192431113316-bit (SAR) x 110114Comparator, VREFCRC1.713.6LQFP487x7x1.60.55-40 to 105250 | TRAY
MK12DN512VLH5RActive10K @ US$2.77TWR-K21D50MARM Cortex-M4506451231214416-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP6410x10x1.60.5-40 to 1051500 | REEL
MK12DX256VLF5Active10K @ US$2.26TWR-K21D50MARM Cortex-M45036320431113316-bit (SAR) x 110114Comparator, VREFCRC1.713.6LQFP487x7x1.60.55-40 to 105250 | TRAY
MK12DX256VLH5Active10K @ US$2.36TWR-K21D50MARM Cortex-M45036320431214416-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP6410x10x1.60.5-40 to 105160 | TRAY
MK12DN512VLK5RActive10K @ US$2.95TWR-K21D50MARM Cortex-M4506451242216016-bit (SAR) x 112-bit x 112134Comparator, VREFCRC1.713.6LQFP8012x12x1.60.5-40 to 1051000 | REEL
Package Information
Package DescriptionOutline VersionPackingProduct StatusPart NumberChemical ContentRoHS / Pb FreeChina RoHS LookupMSLPPT (°C)
LQFP 80 12*12*1.4P0.598ASS23174WMPQ - 96 TRAYPOQ - 960 BOXActiveMK12DN512VLK5MK12DN512VLK5.pdf3260
MPQ - 480 BRICKPOQ - 960 BOXActiveMK12DX128VLK5MK12DX128VLK5.pdf3260
MPQ - 480 BRICKPOQ - 960 BOXActiveMK12DX256VLK5MK12DX256VLK5.pdf3260
MPQ - 1000 REELPOQ - 1000 BOXActiveMK12DN512VLK5RMK12DN512VLK5R.pdf3260
LQFP 64 10*10*1.4P0.598ASS23234WMPQ - 160 TRAYPOQ - 1600 BOXActiveMK12DN512VLH5MK12DN512VLH5.pdf3260
MPQ - 160 TRAYPOQ - 800 BOXActiveMK12DX128VLH5MK12DX128VLH5.pdf3260
MPQ - 160 TRAYPOQ - 800 BOXActiveMK12DX256VLH5MK12DX256VLH5.pdf3260
MPQ - 1500 REELPOQ - 1500 BOXActiveMK12DN512VLH5RMK12DN512VLH5R.pdf3260
LQFP 48 7*7*1.4P0.598ASH00962AMPQ - 250 TRAYPOQ - 2500 BOXActiveMK12DX128VLF5MK12DX128VLF5.pdf3260
MPQ - 250 TRAYPOQ - 2500 BOXActiveMK12DX256VLF5MK12DX256VLF5.pdf3260
MAPBGA 121 8*8*1.4 P0.6598ASA00423DMPQ - 348 TRAYPOQ - 1740 BOXActiveMK12DN512VMC5MK12DN512VMC5.pdf3260
MPQ - 348 TRAYPOQ - 1740 BOXActiveMK12DX128VMC5MK12DX128VMC5.pdf3260
MPQ - 348 TRAYPOQ - 1740 BOXActiveMK12DX256VMC5MK12DX256VMC5.pdf3260
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (121pin) K12_50
Kinetis® K12: 50MHz Cortex-M4 up to 320KB Flash (48 pin) K12_50
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (64 pin) K12_50
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (80 pin) K12_50
Errata Mask 1N89E for Kinetis® MCUs K22_50
Errata Mask 0N62J for Kinetis® MCUs K22_50
Errata Mask 0N89E for Kinetis® MCUs K22_50
FFT-Based Algorithm for Metering Applications - Application Note MCF51EM
Power Management for Kinetis® and ColdFire®+ MCUs mcf51qx
Power supply options for Tower® development plaftorm kw2xd
Optimizing performance on Kinetis® K-series MCUs K70_120
Production Flash programming best practices for Kinetis® K and L MCUs kl8x
Cookbook for SAR ADC measurements kv4x
Tips using PDB in motor control applications on Kinetis® kv4x
I2C non-blocking communication 56f803x
Developer’s Serial Bootloader S08SL
An I2S application on Kinetis® kl4x
Using DSPI as Slave on MQX RTOS (v3.8) K70_120
Integrating a Processor Expert® driver (LDD) into a non-PEx project kl8x
Connecting Kinetis® MCU with CMOS sensor interface through GPIO K70_120
PMSM electrical parameters measurement MPC5567
Implementing in-software flash programming on Kinetis® MCUs MCF51QE
I2C driver based on interrupt and blocking mechanism for MQX kv4x
MQX Board Support Package (BSP) - Porting Guide on KEIL K70_120
BLDC Sensorless Algorithm Tuning kv4x
Using Kinetis® DMA and GPIO to emulate timer functionality kw2xd
Using DMA to emulate ADC flexible scan mode on Kinetis® K K70_120
NXP® Embedded Software and Motor Control libraries 56f803x
Understanding the 16-bit ADC PGA in Kinetis® K Series kv4x
PWM synchronization using Kinetis® Flextimers kv4x
Using Kinetis® Security and Flash Protection Features kv3x
Motor Control under MQX RTOS MCF5441X
Using FlexBus Interface for Kinetis® Microcontrollers K70_120
I2S (Inter-IC Sound Bus) application on Kinetis® MCUs kl4x
Using CMSIS-DSP Algorithms with MQX and Kinetis® MCUs kw2xd
Using Low Power modes on Kinetis® MCUs kl8x
Audio Output for Kinetis® MCUs using DMA/PWM, DAC or I2S kl8x
Low-Power management with MQX RTOS on Kinetis® MCUs kw2xd
Configuring the FlexTimer for position and speed measurement mcf51qx
Kinetis® KwikStik-based EzPort programmer K70_120
FlexTimer and ADC synchronization for Field-Oriented-Control mc56f800x
Prototyping with Tower® System MCU development board kw2xd
BLDC motor control w/ Hall Effect sensor - Kinetis® MCUs kv4x
Implement protocol converters w/ MQX communication driver K70_120
Using I2C on Coldfire+ and Kinetis® MCUs mcf51qx
Using USB2SER DLL in C# Projects kl4x
Using Kinetis® FlexMemory as enhanced EEPROM K70_120
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (121pin) K12_50
Kinetis® K12: 50MHz Cortex-M4 up to 320KB Flash (48 pin) K12_50
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (64 pin) K12_50
Kinetis® K12: 50MHz Cortex-M4 up to 512KB Flash (80 pin) K12_50
TWR-K21D50M Tower® Module User's Guides K22_50
Kinetis® K1x: Baseline Cortex-M4(F) MCUs K12_50
Kinetis® K1x MCU Family - Fact Sheet K12_50
Kinetis® K1x: Baseline Cortex-M4(F) MCUs K12_50
Brochure: Kinetis® MCUs - Securing the Internet of Tomorrow K82_150
Kinetis® K1x/K2x (50Mhz) for cost sensitive applications K22_50
Selector Guide: High-performance Kinetis® K Series MCUs K82_150
Demonstration software for Kinetis® peripheral modules K82_150
TFS FlexMem Endurance Calculator K53_100
PExDrv v10.2 Update 1.0.2 K53_100
98ASS23174W K51_72
MK12DN512VLK5.pdf K12_50
MK12DX128VLK5.pdf K12_50
MK12DX256VLK5.pdf K12_50
MK12DN512VLK5R.pdf K12_50
98ASS23234W K51_72
MK12DN512VLH5.pdf K12_50
MK12DX128VLH5.pdf K12_50
MK12DX256VLH5.pdf K12_50
MK12DN512VLH5R.pdf K12_50
98ASH00962A K22_50
MK12DX128VLF5.pdf K12_50
MK12DX256VLF5.pdf K12_50
98ASA00423D K51_72
MK12DN512VMC5.pdf K12_50
MK12DX128VMC5.pdf K12_50
MK12DX256VMC5.pdf K12_50