STM32F302R8T6 vs ATSAMD21G18A-AU Comparison
Detailed side-by-side comparison of STM32F302R8T6 by STMicroelectronics and ATSAMD21G18A-AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32F302R8T6 - 64MHz ARM Cortex-M4F MCU | STMicroelectronics
STM32F302R8T6 β ActiveMicrochip Technology
ATSAMD21G18A-AU - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD21G18A-AU β ActiveSpecification Comparison
| Parameter | STM32F302R8T6 | ATSAMD21G18A-AU |
|---|---|---|
| Brand | STMicroelectronics | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.41 | $2.23 |
| Core | ARM Cortex-M4F with FPU | β |
| Maximum Clock Frequency | 64 MHz | 48 MHz |
| Flash Memory | 64 KB | 256 KB (256K x 8) |
| SRAM | 16 KB | 32 KB |
| Supply Voltage | 2.0 V to 3.6 V | β |
| Operating Temperature | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| Package | LQFP-64 (10x10 mm) | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Number of I/O Pins | 51 | β |
| ADC Resolution | 12-bit | 12-bit |
| Number of ADC Channels | 16 | β |
| DAC Resolution | 12-bit | β |
| Number of DAC Channels | 2 | β |
| Operational Amplifiers | 2 | β |
| Communication Interfaces | I2C, SPI, USART, CAN | β |
| Timers | Advanced-control, general-purpose, basic | β |
| DMA Channels | 7 | 12 |
| RoHS Status | Compliant | Compliant (green package) |
| Core Processor | β | ARM Cortex-M0+ |
| Core Size | β | 32-Bit |
| Supply Voltage Range | β | 1.62 V to 3.63 V |
| Performance | β | 2.46 CoreMark/MHz |
| Event System Channels | β | 12 |
| Timer/Counters | β | Up to 5 x 16-bit TC |
| Serial Interfaces | β | SERCOM (USART, SPI, I2C) |
| DAC | β | Yes |
| Capacitive Touch | β | Buttons, sliders, wheels supported |
| Debug Interface | β | 2-pin Serial Wire Debug (SWD) |
| Series | β | SAM D21G, Functional Safety (FuSa) |