ATSAMD21E18A-MF vs ATSAMD21G15B-MF Comparison
Detailed side-by-side comparison of ATSAMD21E18A-MF by Microchip Technology and ATSAMD21G15B-MF by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD21E18A-MF - 256KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E18A-MF ✓ ActiveMicrochip Technology
ATSAMD21G15B-MF - 32KB Flash Cortex-M0+ MCU | Microchip 48-QFN
ATSAMD21G15B-MF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E18A-MF | ATSAMD21G15B-MF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.95 | $1.74 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Series | SAM D21E | — |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Flash Memory | 256 KB | — |
| SRAM | 32 KB | 4 KB |
| Operating Voltage Range | 1.6 V to 3.6 V | — |
| Operating Temperature Range | -40C to +125C | — |
| Package | 32-pin QFN (5x5 mm) | 48-QFN (7x7 mm) with exposed pad |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| ADC | 12-bit, up to 20 channels | — |
| DAC | 10-bit | — |
| USB | USB 2.0 Full-Speed Device | — |
| SERCOM Interfaces | 6 configurable (I2C/SPI/UART) | — |
| DMAC Channels | 6 | — |
| Peripheral Touch Controller (PTC) | Yes | — |
| RoHS Status | Compliant | Compliant (Green) |
| Mounting Type | Surface Mount | Surface Mount |
| Core Bit Width | — | 32-bit |
| CoreMark Score | — | 2.46 CoreMark/MHz |
| Program Memory (Flash) | — | 32 KB |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.63 V |
| Operating Temperature | — | -40 °C to +125 °C |
| I/O Pins | — | [DATA_NEEDED: I/O pin count] |
| Communication Interfaces | — | SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device |
| Analog Peripherals | — | 12-bit ADC, 10-bit DAC |
| Timers | — | 1x 16-bit TC, 1x 8-bit TC with compare/capture |
| DMA Channels | — | 12 |
| Event System Channels | — | 12 |
| Debug Interface | — | Serial Wire Debug (SWD), Micro Trace Buffer |
| Functional Safety | — | FuSa |
| Multiplier | — | Single-cycle hardware multiplier |
| Sleep Modes | — | Idle, Standby with SleepWalking peripherals |