MK21DN512AVLK5 vs MK20DX256VLK10 Comparison

Detailed side-by-side comparison of MK21DN512AVLK5 by NXP Semiconductors and MK20DX256VLK10 by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

NXP Semiconductors
MK21DN512AVLK5 MK21DN512AVLK5 - 50MHz Cortex-M4 MCU, 512KB Flash | NXP

MK21DN512AVLK5 - 50MHz Cortex-M4 MCU, 512KB Flash | NXP

MK21DN512AVLK5 ✓ Active
NXP Semiconductors
MK20DX256VLK10 MK20DX256VLK10 - 100MHz Cortex-M4 MCU 256KB Flash LQFP-80 | NXP

MK20DX256VLK10 - 100MHz Cortex-M4 MCU 256KB Flash LQFP-80 | NXP

MK20DX256VLK10 ✓ Active

Specification Comparison

Parameter MK21DN512AVLK5 MK20DX256VLK10
Brand NXP Semiconductors NXP Semiconductors
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $4.80 $8.40
Core Processor ARM Cortex-M4 —
Core Size 32-Bit —
Maximum Clock Frequency 50 MHz —
Flash Memory 512 KB (512K x 8) —
SRAM 64 KB 64 KB
Supply Voltage 1.8 V / 2.5 V / 3.3 V —
USB Full-Speed USB 2.0 device/OTG controller —
Security Features Hardware encryption, anti-tamper detection (DryIce) —
Peripherals ADC, DAC, PWM, POR, WDT, DMA, CAN, UART, SPI, I2C —
Number of I/O [DATA_NEEDED: number of GPIO] —
Operating Temperature -40C to +105C (AEC-Q100 grade, per Arrow data) —
Package 80-LQFP (12x12 mm) 80-pin LQFP (12x12 mm)
Mounting Type Surface Mount —
Qualification Automotive AEC-Q100 (per Arrow product listing) —
Packaging Tray —
RoHS Status [DATA_NEEDED: RoHS status] Compliant
Product Family Kinetis K21 (K21D sub-family) —
Core Architecture — ARM Cortex-M4 with single-precision FPU
Core Frequency (max) — 100 MHz
Performance — 1.25 DMIPS/MHz (Dhrystone 2.1)
Program Flash — 256 KB
FlexMemory (EEPROM/Flash) — 32 KB (configurable)
Supply Voltage Range — 1.71 V to 3.6 V
Operating Temperature Range — -40C to +105C
USB Controller — USB 2.0 Full-Speed OTG with on-chip transceiver
ADC — 16-bit SAR ADC, up to 20 channels
DAC — 12-bit DAC, 1 channel
Timers — FlexTimer (8-channel), PIT, LPTMR, RTC
Motor Control PWM — 6-channel (up to 3 complementary pairs)
Communication Peripherals — USB OTG, CAN, 2x I2C, 2x SPI, 3x UART, I2S
GPIOs — [DATA_NEEDED: GPIO count]
Automotive Qualification — AEC-Q100 (per Arrow listing)

Datasheets & Resources

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