MK20DN128VFM5557
CORTEX M4 RISC MICROCONTROLLER 3
Embedded Microcontrollers
32-VFQFN Exposed Pad
Kinetis K20
Active
$3.96 / unit (market reference)
MOQ: 76 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | MK20DN128VFM5557 |
| Package / Case | 32-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Core Processor | ARM® Cortex®-M4 |
| Speed | 50MHz |
| Program Memory Size | 128KB (128K x 8) |
| RAM Size | 16K x 8 |
| Number of I/O | 20 |
| Data Converters | A/D 6x16b |
| Voltage - Supply | 1.71V ~ 3.6V |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB, USB OTG |
| Peripherals | DMA, I²S, LVD, POR, PWM, WDT |
| Supplier Device Package | 32-QFN (5x5) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
MK20DN128VFM5557 by Rochester Electronics, LLC is a ARM® Cortex®-M4 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 32-VFQFN Exposed Pad package fits automated SMT assembly. Operating temperature is -40°C ~ 105°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 50MHz |
| RAM Size | 16K x 8 |
| Core Size | 32-Bit |
| Peripherals | DMA, I²S, LVD, POR, PWM, WDT |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB, USB OTG |
| Number of I/O | 20 |
| Core Processor | ARM® Cortex®-M4 |
| Data Converters | A/D 6x16b |
| Oscillator Type | Internal |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
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