ATSAMD21E16C-UUT vs ATSAMD21E15B-AU Comparison
Detailed side-by-side comparison of ATSAMD21E16C-UUT by Microchip Technology and ATSAMD21E15B-AU 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
ATSAMD21E16C-UUT - 32-bit Cortex-M0+ MCU, 64KB Flash, WLCSP-35 | Microchip
ATSAMD21E16C-UUT ✓ ActiveMicrochip Technology
ATSAMD21E15B-AU - 32KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E15B-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E16C-UUT | ATSAMD21E15B-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Flash Memory | 64 KB | 32 KB |
| SRAM | 8 KB | 4 KB |
| Package | 35-WLCSP (2.82 x 2.53 mm) | 32-pin TQFP |
| Operating Voltage | 1.62 V to 3.63 V | — |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 °C to +85 °C (industrial) |
| GPIO Count | Up to 26 | Up to 26 |
| ADC | 12-bit, up to 20 channels | 12-bit, 20 channels |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel |
| USB | USB 2.0 Full-Speed Device with on-chip transceiver | — |
| Serial Communication | Up to 6 SERCOM (UART/SPI/I2C) | — |
| Timer/Counters | TCC, TC, RTC | — |
| Hardware Multiplier | Yes, single-cycle | — |
| RoHS Status | Compliant (Green) | Compliant |
| Supply Voltage | — | 1.62 V to 3.6 V (3.3 V nominal) |
| SERCOM | — | 6 configurable (UART/SPI/I²C) |
| Timers/Counters | — | TC x6, TCC x2 |
| Analog Comparators | — | 2 |
| RTC | — | Yes (32.768 kHz) |
| Programming Interface | — | Serial Wire Debug (SWD) |