ATSAMD21E16B-MU vs ATSAMD21E17A-MU Comparison
Detailed side-by-side comparison of ATSAMD21E16B-MU by Microchip Technology and ATSAMD21E17A-MU 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
ATSAMD21E16B-MU - ARM Cortex-M0+ MCU, 48MHz, 64KB Flash | Microchip
ATSAMD21E16B-MU β ActiveMicrochip Technology
ATSAMD21E17A-MU - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip
ATSAMD21E17A-MU β ActiveSpecification Comparison
| Parameter | ATSAMD21E16B-MU | ATSAMD21E17A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.65 | $2.18 |
| Core | ARM Cortex-M0+ (32-bit, single-core) | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | 48 MHz | β |
| CoreMark/MHz | 2.46 | 2.46 |
| Program Memory (Flash) | 64 KB (in-system self-programmable) | β |
| SRAM | 8 KB | 16 KB |
| Operating Voltage (VDD) | 1.62 V to 3.63 V | β |
| I/O Voltage (VDDIO) | 1.62 V to VDD (separate I/O rail) | β |
| Operating Temperature | -40 C to +85 C (industrial) | β |
| Package | 32-pin VQFN (5x5 mm) | 32-VQFN (5x5) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| USB | USB 2.0 Full-Speed Device/Host | β |
| ADC | 12-bit, up to 350 ksps, 10 channels | 12-bit, up to 20 channels |
| DAC | 10-bit, 350 ksps, 1 channel | 10-bit, 1 channel |
| SERCOM Modules | 6 (each configurable as I2C / SPI / USART) | β |
| DMA Channels | 14 | β |
| Timers/Counters | 4 x 16-bit TC, plus 32-bit RTC | β |
| External Interrupts (EIC) | 16 + 1 NMI | β |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | 2-pin Serial Wire Debug (SWD) |
| Micro Trace Buffer | Yes | β |
| Peripheral Touch Controller (PTC) | Capacitive touch: buttons, slider, wheel | β |
| RoHS Status | Compliant (Green) | Compliant |
| MSL Level | 3 (per JEDEC J-STD-020) | β |
| Series | β | SAM D21E (Functional Safety) |
| Maximum CPU Frequency | β | 48 MHz |
| Flash Memory | β | 128 KB (128K x 8) |
| Read-While-Write Flash Area | β | 4 KB |
| Operating Voltage Range | β | 1.62 V to 3.63 V |
| GPIO Count | β | Up to 26 |
| USB Interface | β | USB 2.0 Full-Speed Device with embedded transceiver |
| Timer/Counters | β | Three 16-bit TC |
| SERCOM | β | Up to 6 configurable (I2C/SPI/UART) |
| DMAC Channels | β | 12 |
| Event System Channels | β | 12 |
| Lead-Free | β | Yes |