ATSAMD21E15C-UUT vs ATSAMD21E15B-AU Comparison
Detailed side-by-side comparison of ATSAMD21E15C-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
ATSAMD21E15C-UUT - 32KB Flash Cortex-M0+ MCU WLCSP-35 | Microchip
ATSAMD21E15C-UUT ✓ ActiveMicrochip Technology
ATSAMD21E15B-AU - 32KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E15B-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E15C-UUT | ATSAMD21E15B-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.62 | $1.45 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| 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 | — |
| Package | 35-ball WLCSP | 32-pin TQFP |
| Pin Count | 35 | — |
| Operating Temperature | -40 C to +85 C | -40 °C to +85 °C (industrial) |
| 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) | — |
| RoHS Status | Compliant (Green) | Compliant |
| 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) |
| 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) |