ATSAMD21E15B-AFT vs ATSAMDA1G14B-MBT Comparison
Detailed side-by-side comparison of ATSAMD21E15B-AFT by Microchip Technology and ATSAMDA1G14B-MBT 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
ATSAMDA1G14B-MBT - SAM DA1 Cortex-M0+ MCU, 48MHz, 16KB Flash | Microchip
ATSAMDA1G14B-MBT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E15B-AFT | ATSAMDA1G14B-MBT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.96 | $1.78 |
| Core Architecture | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Bit Width | 32-bit | — |
| Maximum Clock Frequency | 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) | 48-pin QFN (7x7 mm) with exposed thermal pad |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 14 channels | 12-bit SAR, up to 16 channels (family spec) |
| DAC | 10-bit, 1 channel | — |
| Timer/Counters | TC: 3 x 16-bit, TCC: 2 x 16-bit | 3 x 16-bit TC, plus TCC for PWM (family spec) |
| Communication Interfaces | 6 x SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device, I2S | — |
| Functional Safety | IEC 60730 Class B (FuSa variant) | — |
| Operating Temperature Range | -40 C to +125 C | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | MSL3 (per JEDEC J-STD-020) | — |
| Family | — | SAM DA1 |
| Maximum CPU Frequency | — | 48 MHz (45 DMIPS) |
| Program Flash | — | 16 KB (16K x 8) |
| SRAM | — | 4 KB |
| RWW Flash | — | 512 Bytes (Read-While-Write) |
| Supply Voltage | — | 1.62 V to 3.63 V (operating range per SAM DA1 family) |
| Operating Temperature | — | -40 C to +85 C (industrial grade, MBT suffix) |
| SERCOM Modules | — | 6 (each configurable as USART, I2C, or SPI) |
| I/O Pins (approx.) | — | 38 GPIO |