ATSAML21E15B-AUT vs ATSAML21G18B-ANT Comparison
Detailed side-by-side comparison of ATSAML21E15B-AUT by Microchip Technology and ATSAML21G18B-ANT 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
ATSAML21E15B-AUT - 32KB Flash Cortex-M0+ MCU | Microchip
ATSAML21E15B-AUT ✓ ActiveMicrochip Technology
ATSAML21G18B-ANT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAML21G18B-ANT ✓ ActiveSpecification Comparison
| Parameter | ATSAML21E15B-AUT | ATSAML21G18B-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.98 | $3.78 |
| Core Architecture | ARM Cortex-M0+ | — |
| Core Bit Width | 32-bit | — |
| Maximum CPU Clock | 48 MHz | — |
| Flash Memory | 32 KB (32K x 8) | — |
| SRAM | 4 KB | — |
| Package | 32-pin TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Active Mode Current | < 35 µA/MHz | < 35 uA/MHz |
| Sleep Mode Current | 200 nA | 200 nA |
| ADC | 12-bit, up to 1 MSPS | 12-bit, 1 MSPS |
| SERCOM Modules | 6 (configurable UART/SPI/I2C) | — |
| Operating Temperature Range | -40 °C to +85 °C (AUT grade) | -40 C to +85 C |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | [DATA_NEEDED: MSL level] |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| AEC-Q100 Qualification | Not qualified (AUT grade is industrial extended temperature) | — |
| Core | — | ARM Cortex-M0+ |
| Bit Width | — | 32-bit |
| Maximum Clock Frequency | — | 48 MHz |
| Program Memory (Flash) | — | 256 KB |
| RAM | — | 32 KB |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| I/O Pins | — | [DATA_NEEDED: I/O pin count] |
| USB | — | Full-Speed USB 2.0 Device/Host |
| Communication Interfaces | — | SERCOM (UART/SPI/I2C) |
| Touch Sensing (PTC) | — | Yes, up to 256 channels |
| Cryptographic Engine | — | AES-128 / AES-256 |
| Functional Safety (FuSa) | — | Yes |