ATSAMDA1E16B-ABT vs ATSAMD21E16B-AF Comparison
Detailed side-by-side comparison of ATSAMDA1E16B-ABT by Microchip Technology and ATSAMD21E16B-AF 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
ATSAMDA1E16B-ABT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMDA1E16B-ABT ✓ ActiveMicrochip Technology
ATSAMD21E16B-AF - 48MHz Cortex-M0+ MCU 64KB | Microchip
ATSAMD21E16B-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAMDA1E16B-ABT | ATSAMD21E16B-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Maximum Clock Frequency | 48 MHz (45 DMIPS) | — |
| Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | 8 KB |
| RWW Flash | 2 KB | — |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | — |
| Operating Temperature | -40C to +125C (automotive grade) | — |
| Package | 32-TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| SERCOM Modules | 4 (configurable USART/I2C/SPI) | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps |
| USB | Full-Speed USB Device | — |
| GPIO | Up to 22 | — |
| AEC-Q100 Qualification | Yes (Grade 1) | — |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit, Single-Core |
| Maximum CPU Frequency | — | 48 MHz |
| Program Flash Memory | — | 64 KB (64K x 8) |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| Temperature Grade (AF suffix) | — | Industrial, -40°C to +125°C |
| Connectivity | — | I²C, LINbus, SPI, UART/USART, USB |
| USB Module | — | USB 2.0 Full-Speed Host + Device, on-chip transceiver |
| Peripherals | — | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O Pins | — | 26 (typical for SAM D21E 32-pin) |
| Number of Timers | — | Six 16-bit TC, RTC, 24-bit SysTick |
| RoHS Status | — | Compliant (Pb-free) |
| MSL Level | — | MSL3 (per JEDEC J-STD-020) |
| Programming/Debug Interface | — | SWD (2-wire) |
| CoreMark/MHz | — | 2.46 |