K21_50 Series ARM Microcontrollers - MCU

Results: 8
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Mounting Style
Core
Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
Data RAM Size
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Packaging
NXP Semiconductors ARM Microcontrollers - MCU ARM+128Kb +USB +DryIce
Datasheet
302In Stock
Min.: 1
Mult.: 1

K21_50 SMD/SMT ARM Cortex M4 128 kB 32 bit 16 bit 50 MHz 56 I/O 32 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU ARM+512Kb +USB +DryIce
Datasheet
205In Stock
480Expected 10/03/2026
Min.: 1
Mult.: 1

K21_50 SMD/SMT ARM Cortex M4 512 kB 32 bit 16 bit 50 MHz 56 I/O 64 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU ARM+512Kb +USB +DryIce
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1,740
Mult.: 1,740

K21_50 SMD/SMT ARM Cortex M4 512 kB 32 bit 16 bit 50 MHz 64 I/O 64 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU ARM+128Kb +USB +DryIce
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

K21_50 SMD/SMT ARM Cortex M4 128 kB 32 bit 16 bit 50 MHz 64 I/O 32 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU ARM+256Kb +USB +DryIce
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 480
Mult.: 480

K21_50 SMD/SMT ARM Cortex M4 256 kB 32 bit 16 bit 50 MHz 56 I/O 32 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU ARM+256Kb +USB +DryIce
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

K21_50 SMD/SMT ARM Cortex M4 256 kB 32 bit 16 bit 50 MHz 64 I/O 32 kB 1.71 V 3.6 V - 40 C + 105 C Tray
NXP Semiconductors MK21DN512AVMC5R
NXP Semiconductors ARM Microcontrollers - MCU ARM+512Kb +USB +DryIce
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 2,000
Mult.: 2,000
Reel: 2,000

K21_50 SMD/SMT ARM Cortex M4 512 kB 32 bit 16 bit 50 MHz 64 I/O 64 kB 1.71 V 3.6 V - 40 C + 105 C Reel
NXP Semiconductors MK21DX256AVMC5R
NXP Semiconductors ARM Microcontrollers - MCU ARM+256Kb +USB +DryIce
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 2,000
Mult.: 2,000
Reel: 2,000

K21_50 SMD/SMT ARM Cortex M4 256 kB 32 bit 16 bit 50 MHz 64 I/O 32 kB 1.71 V 3.6 V - 40 C + 105 C Reel