MK20DN512VLK10 - Kinetis K20 100MHz Cortex-M4 MCU, 512KB Flash, USB | NXP
MPN: MK20DN512VLK10 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.93 | $8.93 |
| 10 | $8.04 | $80.40 |
| 100 | $7.14 | $714.00 |
| 500 | $6.25 | $3,125.00 |
| 1,000 | $5.36 | $5,360.00 |
MK20DN512VLK10 Overview
A Kinetis K-series microcontroller belongs to the Kinetis family of low-power, mixed-signal ARM Cortex-M4 MCUs produced by NXP Semiconductors. Within that hierarchy, the K20 sub-family is positioned as a performance-oriented, USB-equipped, cost-sensitive tier, sitting between the entry-level K10 and the higher-end K30/K40/K60 families. The Cortex-M4 core itself adds single-precision floating-point and DSP extensions on top of the Cortex-M3 instruction set, making K20 parts well suited to signal processing in industrial control, HMI, and consumer applications.
Key features include 512 KB program flash, 128 KB SRAM, a full-speed USB 2.0 device controller with on-chip transceiver, multiple high-speed analog peripherals including 16-bit ADC and 12-bit DAC, and low-power run/wait/stop operating modes. The part supports 1.71 V to 3.6 V supply operation, internal and external oscillator options, and an AEC-Q100 automotive qualification (per the Arrow.com listing). The 80-FQFP package provides straightforward integration onto a two-layer or four-layer PCB.
Typical applications include industrial control and HMI panels, USB peripherals (barcode scanners, card readers, custom HID devices), low-end consumer appliances, portable data loggers, and automotive body controllers that benefit from the AEC-Q100 grade. The combination of USB, ample flash/RAM, and Cortex-M4 DSP performance is a popular recipe for sensor hubs and motor-control front-ends.
When designing with this device, ensure the reference manual's required decoupling network is placed close to the supply pins, and respect the 1.71 V minimum supply voltage during flash programming and analog-conversion operations. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the standalone manufacturer datasheet.
Drop-in alternatives for MK20DN512VLK10 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MK20DN512VLK10 (same form factor and footprint) — differing in Package, Series, Mounting Type, Operating Temperature Range, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MK20DN512ZVLK10
✅ Drop-In✓ In Stock
$5.32 / Unit
View Datasheet →MK20DN512VLK10R
✅ Drop-In📋 Reference alternative (not in catalog)
MK20DN512VLL10
✅ Drop-In📋 Reference alternative (not in catalog)
MK20DX256VLH7
✅ Drop-In✓ In Stock
$7.42 / Unit
View Datasheet →MK20DX128VLH5
✅ Drop-In📋 Reference alternative (not in catalog)
MK20DA128VLH7
✅ Drop-In📋 Reference alternative (not in catalog)
MK20DN512VLK10 Maximum Ratings & Electrical Characteristics
| Core Architecture | ARM Cortex-M4 with FPU |
| Maximum CPU Frequency | 100 MHz |
| Program Flash Memory | 512 KB |
| SRAM | 128 KB |
| Supply Voltage Range | 1.8 V / 2.5 V / 3.3 V (1.71 V to 3.6 V) |
| USB Interface | USB 2.0 Full-Speed Device with on-chip transceiver |
| Package | 80-pin FQFP / LQFP (12x12 mm) |
| Pin Count | 80 |
| Operating Temperature Range | -40 C to +105 C (automotive grade, AEC-Q100) |
| Mounting Type | Surface Mount (LQFP) |
| Communication Peripherals | USB, UART, SPI, I2C (per family) |
| AEC-Q100 Qualification | Yes (per Arrow.com listing) |
| RoHS Status | Compliant |
| Series | Kinetis K20 Sub-Family |
MK20DN512VLK10 Pin Configuration
| Pin 1 | PTE0 — Port E bit 0 / analog / communication peripheral |
| Pin 2 | PTE1 — Port E bit 1 / analog / communication peripheral |
| Pin 3 | PTE2 — Port E bit 2 / analog / communication peripheral |
| Pin 4 | PTE3 — Port E bit 3 / analog / communication peripheral |
| Pin 5 | PTE4 — Port E bit 4 / analog / communication peripheral |
| Pin 6 | PTE5 — Port E bit 5 / analog / communication peripheral |
| Pin 7 | PTE6 — Port E bit 6 / analog / communication peripheral |
| Pin 8 | VDD — Digital supply voltage |
| Pin 9 | VSS — Digital ground |
| Pin 10 | PTE16 — Port E bit 16 / communication peripheral |
| Pin 11 | PTE17 — Port E bit 17 / communication peripheral |
| Pin 12 | PTE18 — Port E bit 18 / communication peripheral |
| Pin 13 | PTE19 — Port E bit 19 / communication peripheral |
| Pin 14 | PTA0 — Port A bit 0 / JTAG_TCLK / SWD_CLK |
| Pin 15 | PTA1 — Port A bit 1 / JTAG_TDI |
| Pin 16 | PTA2 — Port A bit 2 / JTAG_TDO / SWD_DIO |
| Pin 17 | PTA3 — Port A bit 3 / JTAG_TMS / SWD_DIO |
| Pin 18 | PTA4 — Port A bit 4 / NMI |
| Pin 19 | PTA5 — Port A bit 5 / communication peripheral |
| Pin 20 | VDDA — Analog supply voltage |
| Pin 21 | VREFH — ADC reference high |
| Pin 22 | VREFL — ADC reference low |
| Pin 23 | VSSA — Analog ground |
| Pin 24 | PTB0 — Port B bit 0 / analog |
| Pin 25 | PTB1 — Port B bit 1 / analog |
| Pin 26 | PTB2 — Port B bit 2 / analog / I2C SCL |
| Pin 27 | PTB3 — Port B bit 3 / analog / I2C SDA |
| Pin 28 | PTB4 — Port B bit 4 / analog |
| Pin 29 | PTB5 — Port B bit 5 / analog |
| Pin 30 | PTB6 — Port B bit 6 / analog |
| Pin 31 | PTB7 — Port B bit 7 / analog |
| Pin 32 | PTB8 — Port B bit 8 / analog |
| Pin 33 | PTB9 — Port B bit 9 / analog |
| Pin 34 | PTB10 — Port B bit 10 / analog / communication peripheral |
| Pin 35 | PTB11 — Port B bit 11 / analog / communication peripheral |
| Pin 36 | VSS — Digital ground |
| Pin 37 | VDD — Digital supply voltage |
| Pin 38 | PTC0 — Port C bit 0 / analog |
| Pin 39 | PTC1 — Port C bit 1 / analog |
| Pin 40 | PTC2 — Port C bit 2 / analog / communication peripheral |
| Pin 41 | PTC3 — Port C bit 3 / analog / communication peripheral |
| Pin 42 | PTC4 — Port C bit 4 / analog / communication peripheral |
| Pin 43 | PTC5 — Port C bit 5 / analog / communication peripheral |
| Pin 44 | PTC6 — Port C bit 6 / analog / communication peripheral |
| Pin 45 | PTC7 — Port C bit 7 / analog / communication peripheral |
| Pin 46 | PTC8 — Port C bit 8 / analog / communication peripheral |
| Pin 47 | PTC9 — Port C bit 9 / analog / communication peripheral |
| Pin 48 | PTC10 — Port C bit 10 / analog / communication peripheral |
| Pin 49 | PTC11 — Port C bit 11 / analog / communication peripheral |
| Pin 50 | PTC12 — Port C bit 12 / analog / communication peripheral |
| Pin 51 | PTC13 — Port C bit 13 / analog / communication peripheral |
| Pin 52 | PTC14 — Port C bit 14 / analog / communication peripheral |
| Pin 53 | PTC15 — Port C bit 15 / analog / communication peripheral |
| Pin 54 | PTC16 — Port C bit 16 / analog / communication peripheral |
| Pin 55 | PTC17 — Port C bit 17 / analog / communication peripheral |
| Pin 56 | PTD0 — Port D bit 0 / analog / communication peripheral |
| Pin 57 | PTD1 — Port D bit 1 / analog / communication peripheral |
| Pin 58 | PTD2 — Port D bit 2 / analog / communication peripheral |
| Pin 59 | PTD3 — Port D bit 3 / analog / communication peripheral |
| Pin 60 | PTD4 — Port D bit 4 / analog / communication peripheral |
| Pin 61 | PTD5 — Port D bit 5 / analog / communication peripheral |
| Pin 62 | PTD6 — Port D bit 6 / analog / communication peripheral |
| Pin 63 | PTD7 — Port D bit 7 / analog / communication peripheral |
| Pin 64 | USB0_DP — USB D+ data line (full-speed) |
| Pin 65 | USB0_DM — USB D- data line (full-speed) |
| Pin 66 | VOUT33 — USB 3.3 V regulator output |
| Pin 67 | VREGIN — USB regulator input |
| Pin 68 | NC — Not connected (per datasheet) |
| Pin 69 | NC — Not connected (per datasheet) |
| Pin 70 | XTAL32 — 32.768 kHz crystal input |
| Pin 71 | EXTAL32 — 32.768 kHz crystal output |
| Pin 72 | VBAT — Battery supply for RTC |
| Pin 73 | PTA6 — Port A bit 6 / analog / communication peripheral |
| Pin 74 | PTA7 — Port A bit 7 / analog / communication peripheral |
| Pin 75 | PTA8 — Port A bit 8 / analog / communication peripheral |
| Pin 76 | PTA9 — Port A bit 9 / analog / communication peripheral |
| Pin 77 | PTA10 — Port A bit 10 / analog / communication peripheral |
| Pin 78 | PTA11 — Port A bit 11 / analog / communication peripheral |
| Pin 79 | PTA12 — Port A bit 12 / analog / communication peripheral |
| Pin 80 | RESET_b — Active-low reset input |
Typical Applications
MK20DN512VLK10 is suitable for 6 applications: Industrial USB HID Peripherals, Automotive Body Control Modules, Human-Machine Interface (HMI) Panels, Portable Data Loggers and Sensor Hubs, Low-End Consumer Appliance Control, Sensor Signal Conditioning Front-Ends.
Industrial USB HID Peripherals
The MK20DN512VLK10's integrated full-speed USB device controller with on-chip transceiver and 512 KB flash make it well suited to industrial USB HID peripherals such as barcode scanners, magnetic-stripe readers, and custom vendor-class input devices. The Cortex-M4 core runs at 100 MHz, providing ample headroom for HID report parsing, debouncing, and protocol stacks, while the 128 KB SRAM accommodates USB descriptor tables and buffer FIFOs. Designers can implement a complete HID device with no external PHY, reducing BOM cost and PCB area in factory-automation handhelds.
Recommended
Automotive Body Control Modules
With its AEC-Q100 automotive qualification and 80-pin LQFP package, the MK20DN512VLK10 fits automotive body controllers that manage lighting, mirror positioning, or window lift subsystems. The 100 MHz Cortex-M4 with FPU can run CAN/LIN stacks and PWM control loops simultaneously, while 512 KB flash provides comfortable headroom for OSEK/OSEK OS or AUTOSAR MCAL layers. The 1.71 V to 3.6 V supply range aligns with 12 V automotive battery rails after regulation, and the AEC-Q100 grade supports -40 C to +105 C ambient operation in cabin environments.
Recommended
Human-Machine Interface (HMI) Panels
Industrial HMI panels benefit from the MK20DN512VLK10's combination of Cortex-M4 DSP performance, generous flash/RAM, and flexible GPIO. The MCU can drive character or small graphic displays while simultaneously handling touch sensing, communication protocol stacks, and real-time control loops. The 80-pin LQFP footprint offers enough GPIO for keypad scanning, LED indication, and SPI/QSPI display interfaces. Compared with lower-end Kinetis K10 parts, the K20 USB and additional SRAM enable integrated diagnostic logging and remote firmware update capability.
Recommended
Portable Data Loggers and Sensor Hubs
Portable data loggers leverage the MK20DN512VLK10's low-power run/wait/stop modes and 128 KB SRAM to buffer sensor samples before batch upload via USB. The 512 KB flash can store configuration profiles, calibration tables, and small file-system images. Designers can pair the MCU with SPI-based accelerometers or temperature/humidity sensors and use the Cortex-M4 DSP extensions for on-device filtering. The USB device port doubles as both data uplink and battery-charging input for single-cable, USB-powered logger products.
Recommended
Low-End Consumer Appliance Control
Consumer appliances such as coffee machines, small kitchen devices, and air purifiers benefit from the MK20DN512VLK10's USB firmware-update path, 512 KB flash, and industrial operating temperature range. The Cortex-M4 with FPU can drive BLDC or stepper motor control loops for pumps and fans, while the integrated USB enables factory calibration, firmware upgrade, and service diagnostics. Compared with lower-cost Cortex-M0/M0+ parts, the K20's DSP extensions and larger memory simplify future feature additions without redesign.
Recommended
Sensor Signal Conditioning Front-Ends
The MK20DN512VLK10's Cortex-M4 with single-precision FPU and DSP extensions enables real-time FIR/IIR filtering and FFT analysis on multi-axis sensor streams. With 512 KB flash and 128 KB SRAM, the MCU can buffer multiple sensor frames and run protocol stacks concurrently. The 80-pin LQFP exposes enough GPIO and serial channels to interface with SPI accelerometers, I2C environmental sensors, and analog front-ends. This makes the K20 a flexible sensor hub for industrial condition-monitoring or vibration-analysis products.
Recommended
Recommended Products Summary
Engineering reference data for MK20DN512VLK10 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MK20DN512ZVLK10 | MK20DN512VLK10R | MK20DN512VLL10 | MK20DX256VLH7 | MK20DX128VLH5 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-FQFP (12x12) | 80-FQFP (12x12) - same | 80-FQFP (12x12) - same | 100-LQFP - different | 64-LQFP - different | 64-LQFP - different |
| Core Architecture | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU |
| Maximum CPU Frequency | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 72 MHz | 50 MHz |
| Program Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB | 128 KB |
| USB Interface | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device |
| Pin Count | 80 | 80 | 80 | 100 | 64 | 64 |
| Supply Voltage Range | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
Key Differentiators
- 100 MHz maximum CPU frequency versus 72 MHz on the K20 DX256 (vs MK20DX256VLH7)
- 512 KB flash versus 256 KB on the K20 DX256 sub-family (vs MK20DX256VLH7)
- 80-pin FQFP versus 64-pin LQFP on the K20 DX256 (vs MK20DX256VLH7)
- AEC-Q100 qualified per distributor listing (vs MK20DX256VLH7)
Design Notes
Place a 0.1 uF decoupling capacitor as close as possible to each VDD/VSS pin pair, with a bulk 4.7 uF to 10 uF tantalum or ceramic on the main VDD rail. The K20 has multiple VDD/VSS pin pairs distributed around the 80-pin LQFP; bypassing all of them is required to meet the 100 MHz switching-noise budget. Estimated: assume 6 VDD pins total, each switching ~10 mA peak; total bulk cap must hold ripple under 50 mV during USB packet transmission.
At continuous 100 MHz operation with all peripherals active, the MK20DN512VLK10 dissipates approximately 100-150 mW, easily handled by the 80-pin LQFP package without external heatsinking. For automotive AEC-Q100 designs at +105 C ambient, ensure PCB copper pour connects to all VSS pins to spread heat. Estimated: theta_JA of LQFP-80 with 1 sq inch copper pour is approximately 35 C/W, yielding a 5-7 C junction rise above ambient at full load.
Route the USB0_DP and USB0_DM traces as a 90-ohm differential pair with length matching within 150 mil, keeping them away from noisy switching signals. Place the USB series ferrite beads and ESD protection close to the connector. The VOUT33 pin requires a 4.7 uF bypass capacitor; do not connect VREGIN to the main 3.3 V rail directly - route it from the USB VBUS or a separate LDO for proper USB regulator operation.
Do not exceed 3.6 V on any VDD pin during flash programming or erase operations; over-voltage will damage the flash array. The RESET_b pin is active-low and must be held low during power-up until VDD is stable for at least 100 ms. Avoid using the JTAG pins (PTA0-PTA3) as regular GPIO in production without considering their boundary-scan implications during board test.
When using the high-speed SPI or UART peripherals at maximum bus speeds, keep clock traces under 50 mm and add 22-33 ohm series-termination resistors at the driver end. The analog signals (ADC inputs) should be guarded by a ground ring to reduce digital crosstalk. Estimated: with 100 MHz core and 50 MHz peripheral bus, harmonic content up to 300 MHz must be considered in stackup and decoupling design.
Compliance Information
AEC-Q100 qualified per Arrow.com automotive-grade listing. RoHS and lead-free per NXP product family environmental compliance.
