ATSAMD21E15C-UUT vs ATSAMD21E15B-AFT Comparison
Detailed side-by-side comparison of ATSAMD21E15C-UUT by Microchip Technology and ATSAMD21E15B-AFT 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-AFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21E15B-AFT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E15C-UUT | ATSAMD21E15B-AFT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.62 | $1.96 |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Memory (Flash) | 32 KB | 32 KB (32K x 8) |
| Data Memory (SRAM) | 4 KB | 4 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| Package | 35-ball WLCSP | 32-pin TQFP (7x7 mm) |
| Pin Count | 35 | — |
| Operating Temperature | -40 C to +85 C | — |
| 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) | Surface Mount |
| RoHS Status | Compliant (Green) | Compliant |
| Core Architecture | — | ARM Cortex-M0+ |
| Core Bit Width | — | 32-bit |
| Maximum Clock Frequency | — | 48 MHz |
| I/O Pins | — | 26 (max) |
| ADC | — | 12-bit, up to 14 channels |
| DAC | — | 10-bit, 1 channel |
| Timer/Counters | — | TC: 3 x 16-bit, TCC: 2 x 16-bit |
| Communication Interfaces | — | 6 x SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device, I2S |
| Functional Safety | — | IEC 60730 Class B (FuSa variant) |
| Operating Temperature Range | — | -40 C to +125 C |
| MSL Level | — | MSL3 (per JEDEC J-STD-020) |