ATSAMD21E15B-AFT vs ATSAMD21E15L-AFT Comparison
Detailed side-by-side comparison of ATSAMD21E15B-AFT by Microchip Technology and ATSAMD21E15L-AFT 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
ATSAMD21E15B-AFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21E15B-AFT ✓ ActiveMicrochip Technology
ATSAMD21E15L-AFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21E15L-AFT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E15B-AFT | ATSAMD21E15L-AFT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.96 | $1.70 |
| Core Architecture | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Core Bit Width | 32-bit | — |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Program Memory (Flash) | 32 KB (32K x 8) | — |
| Data Memory (SRAM) | 4 KB | — |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| I/O Pins | 26 (max) | — |
| Package | 32-pin TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 14 channels | 12-bit, up to 20 channels |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel |
| Timer/Counters | TC: 3 x 16-bit, TCC: 2 x 16-bit | — |
| Communication Interfaces | 6 x SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device, I2S | SERCOM x6 (UART/SPI/I2C configurable) |
| Functional Safety | IEC 60730 Class B (FuSa variant) | FuSa documentation package |
| Operating Temperature Range | -40 C to +125 C | -40C to +125C |
| RoHS Status | Compliant | Compliant |
| MSL Level | MSL3 (per JEDEC J-STD-020) | — |
| CPU Bit Width | — | 32-bit |
| Flash Program Memory | — | 32 KB |
| SRAM | — | 4 KB |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| USB Interface | — | USB 2.0 Full-Speed Device |
| Timers / PWM Channels | — | TC x3, TCC x3, up to 6 PWM channels |
| Touch Controller | — | Peripheral Touch Controller (PTC) |
| GPIO Count | — | [DATA_NEEDED: GPIO count] |
| Automotive Qualification | — | AEC-Q100 |
| DMA Channels | — | 12 channels |