ATSAMD21E15B-AU vs ATSAMD21E16B-AF Comparison
Detailed side-by-side comparison of ATSAMD21E15B-AU 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
ATSAMD21E15B-AU - 32KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E15B-AU β ActiveMicrochip Technology
ATSAMD21E16B-AF - 48MHz Cortex-M0+ MCU 64KB | Microchip
ATSAMD21E16B-AF β ActiveSpecification Comparison
| Parameter | ATSAMD21E15B-AU | ATSAMD21E16B-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.45 | $2.19 |
| Core | ARM Cortex-M0+ (32-bit) | β |
| Maximum Clock Frequency | 48 MHz | β |
| Flash Memory | 32 KB | β |
| SRAM | 4 KB | 8 KB |
| 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 20 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps |
| 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 (Pb-free) |
| Core Processor | β | ARM Cortex-M0+ |
| Core Size | β | 32-Bit, Single-Core |
| Maximum CPU Frequency | β | 48 MHz |
| Program Flash Memory | β | 64 KB (64K x 8) |
| Operating Voltage Range | β | 1.62 V to 3.63 V |
| Mounting Type | β | Surface Mount |
| Temperature Grade (AF suffix) | β | Industrial, -40Β°C to +125Β°C |
| Connectivity | β | IΒ²C, LINbus, SPI, UART/USART, USB |
| USB Module | β | USB 2.0 Full-Speed Host + Device, on-chip transceiver |
| Peripherals | β | Brown-out Detect/Reset, DMA, IΒ²S, POR, PWM, WDT |
| Number of I/O Pins | β | 26 (typical for SAM D21E 32-pin) |
| Number of Timers | β | Six 16-bit TC, RTC, 24-bit SysTick |
| MSL Level | β | MSL3 (per JEDEC J-STD-020) |
| Programming/Debug Interface | β | SWD (2-wire) |
| CoreMark/MHz | β | 2.46 |