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