ATSAMD21E15B-AU vs ATSAMD21E15C-UUT Comparison
Detailed side-by-side comparison of ATSAMD21E15B-AU by Microchip Technology and ATSAMD21E15C-UUT 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 ✓ ActiveMicrochip Technology
ATSAMD21E15C-UUT - 32KB Flash Cortex-M0+ MCU WLCSP-35 | Microchip
ATSAMD21E15C-UUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E15B-AU | ATSAMD21E15C-UUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.45 | $1.62 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum Clock Frequency | 48 MHz | — |
| Flash Memory | 32 KB | — |
| SRAM | 4 KB | — |
| Supply Voltage | 1.62 V to 3.6 V (3.3 V nominal) | — |
| Operating Temperature | -40 °C to +85 °C (industrial) | -40 C to +85 C |
| Package | 32-pin TQFP | 35-ball WLCSP |
| GPIO Count | Up to 26 | — |
| ADC | 12-bit, 20 channels | — |
| DAC | 10-bit, 1 channel | — |
| 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) | — |
| RoHS Status | Compliant | Compliant (Green) |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory (Flash) | — | 32 KB |
| Data Memory (SRAM) | — | 4 KB |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| Pin Count | — | 35 |
| DMAC Channels | — | 12 |
| Event System Channels | — | 12 |
| Serial Communication (SERCOM) | — | Configurable as I2C/SPI/UART |
| Debug Interface | — | Serial Wire Debug (SWD) |
| Sleep Modes | — | Idle, Standby, SleepWalking peripherals |
| Mounting Type | — | Surface Mount (WLCSP) |