ATSAMD21E15B-AFT vs STM32L011F4P6 Comparison
Detailed side-by-side comparison of ATSAMD21E15B-AFT by Microchip Technology and STM32L011F4P6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD21E15B-AFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21E15B-AFT β ActiveSTMicroelectronics
STM32L011F4P6 - 16KB Flash Cortex-M0+ MCU 32MHz | STMicroelectronics
STM32L011F4P6 β ActiveSpecification Comparison
| Parameter | ATSAMD21E15B-AFT | STM32L011F4P6 |
|---|---|---|
| Brand | Microchip Technology | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.96 | $0.46 |
| Core Architecture | ARM Cortex-M0+ | β |
| Core Bit Width | 32-bit | β |
| Maximum Clock Frequency | 48 MHz | β |
| Program Memory (Flash) | 32 KB (32K x 8) | β |
| Data Memory (SRAM) | 4 KB | β |
| Operating Voltage Range | 1.62 V to 3.63 V | β |
| I/O Pins | 26 (max) | β |
| Package | 32-pin TQFP (7x7 mm) | 20-TSSOP |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 14 channels | β |
| DAC | 10-bit, 1 channel | β |
| Timer/Counters | TC: 3 x 16-bit, TCC: 2 x 16-bit | β |
| Communication Interfaces | 6 x SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device, I2S | I2C, SPI, USART, LPUART |
| Functional Safety | IEC 60730 Class B (FuSa variant) | β |
| Operating Temperature Range | -40 C to +125 C | β |
| RoHS Status | Compliant | β |
| MSL Level | MSL3 (per JEDEC J-STD-020) | β |
| Core | β | ARM Cortex-M0+ 32-bit RISC |
| Maximum CPU Frequency | β | 32 MHz |
| Flash Memory | β | 16 KB |
| SRAM | β | 2 KB |
| Supply Voltage Range | β | 1.8 V to 3.6 V |
| Operating Temperature | β | -40C to +85C |
| ADC Resolution | β | 12-bit, up to 1 Msps |
| RTC | β | Yes, with calendar and alarms |
| Stop Mode Current | β | 0.23 uA typical (with RTC) |
| Timers | β | Multiple 16-bit timers (TIM2, TIM21, TIM22, LPTIM, SysTick, IWDG, WWDG) |
| Unique Device ID | β | 96-bit |
| Supply Type | β | 1.8 V / 2.5 V / 3.3 V systems |
| Series | β | STM32L0 (access line) |