ATSAML21E15B-AUT vs ATSAML11E15A-AUT Comparison
Detailed side-by-side comparison of ATSAML21E15B-AUT by Microchip Technology and ATSAML11E15A-AUT 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
ATSAML11E15A-AUT - 32KB Flash Cortex-M23 TrustZone MCU | Microchip
ATSAML11E15A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAML21E15B-AUT | ATSAML11E15A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| 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) | 32-TQFP (7x7 mm) |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Active Mode Current | < 35 µA/MHz | — |
| Sleep Mode Current | 200 nA | — |
| ADC | 12-bit, up to 1 MSPS | 12-bit |
| SERCOM Modules | 6 (configurable UART/SPI/I2C) | — |
| Operating Temperature Range | -40 °C to +85 °C (AUT grade) | -40 C to +85 C (Industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| AEC-Q100 Qualification | Not qualified (AUT grade is industrial extended temperature) | — |
| Core | — | ARM Cortex-M23 |
| Bit Width | — | 32-bit |
| Maximum Clock Frequency | — | 32 MHz |
| Program Memory Size | — | 32 KB (32K x 8) Flash |
| RAM Size | — | 8 KB SRAM |
| Supply Voltage Range | — | 1.62 V to 3.63 V |
| Security Feature | — | ARM TrustZone-M, secure key storage, tamper resistance |
| Active Current | — | <25 uA/MHz |
| Sleep Current | — | <100 nA |
| Communication Interfaces | — | SERCOM (I2C/SPI/UART) |
| Crypto Accelerator | — | AES |