ATSAMD21E15B-AU vs ATSAMD21E15B-AFT Comparison
Detailed side-by-side comparison of ATSAMD21E15B-AU by Microchip Technology and ATSAMD21E15B-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-AU - 32KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E15B-AU β ActiveMicrochip Technology
ATSAMD21E15B-AFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21E15B-AFT β ActiveSpecification Comparison
| Parameter | ATSAMD21E15B-AU | ATSAMD21E15B-AFT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.45 | $1.96 |
| Core | ARM Cortex-M0+ (32-bit) | β |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Flash Memory | 32 KB | β |
| SRAM | 4 KB | β |
| Supply Voltage | 1.62 V to 3.6 V (3.3 V nominal) | β |
| Operating Temperature | -40 Β°C to +85 Β°C (industrial) | β |
| Package | 32-pin TQFP | 32-pin TQFP (7x7 mm) |
| GPIO Count | Up to 26 | β |
| ADC | 12-bit, 20 channels | 12-bit, up to 14 channels |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel |
| SERCOM | 6 configurable (UART/SPI/IΒ²C) | β |
| Timers/Counters | TC x6, TCC x2 | β |
| Analog Comparators | 2 | β |
| RTC | Yes (32.768 kHz) | β |
| Programming Interface | Serial Wire Debug (SWD) | β |
| RoHS Status | Compliant | Compliant |
| Core Architecture | β | ARM Cortex-M0+ |
| Core Bit Width | β | 32-bit |
| Program Memory (Flash) | β | 32 KB (32K x 8) |
| Data Memory (SRAM) | β | 4 KB |
| Operating Voltage Range | β | 1.62 V to 3.63 V |
| I/O Pins | β | 26 (max) |
| Mounting Type | β | Surface Mount |
| Timer/Counters | β | TC: 3 x 16-bit, TCC: 2 x 16-bit |
| Communication Interfaces | β | 6 x SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device, I2S |
| Functional Safety | β | IEC 60730 Class B (FuSa variant) |
| Operating Temperature Range | β | -40 C to +125 C |
| MSL Level | β | MSL3 (per JEDEC J-STD-020) |