ATSAML21E18B-AUT vs ATSAML21E16B-AUT Comparison
Detailed side-by-side comparison of ATSAML21E18B-AUT by Microchip Technology and ATSAML21E16B-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
ATSAML21E18B-AUT - ARM Cortex-M0+ 48MHz MCU | Microchip
ATSAML21E18B-AUT ✓ ActiveMicrochip Technology
ATSAML21E16B-AUT - 48MHz Cortex-M0+ MCU, 64KB Flash | Microchip
ATSAML21E16B-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAML21E18B-AUT | ATSAML21E16B-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.35 | $2.65 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| Program Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 40 KB | 8 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| Active Mode Current | <35 µA/MHz | — |
| Sleep Mode Current | 200 nA | [DATA_NEEDED: typical nA figure] |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 1 Msps |
| DAC | 12-bit, up to 1 MSPS | 2 x 12-bit |
| Package | 32-pin TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| Operating Temperature Range | -40C to +85C (industrial) | — |
| Debug Interface | Single Wire Debug (SWD) | — |
| Safety Features | Functional Safety (FuSa), MPU, CRC, WWDT | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (168 hours) | [DATA_NEEDED: MSL rating] |
| Series | SAM L21E (E variant, 32-pin) | SAM L21E, Functional Safety (FuSa) |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Program Memory (Flash) | — | 64 KB (64K x 8) |
| I/O Pins | — | 25 |
| Operating Temperature | — | -40C to +85C (industrial, "AUT" suffix) |
| Active Current | — | <35 uA/MHz |
| USB | — | Full-Speed USB 2.0 Device |
| Touch (PTC) | — | Peripheral Touch Controller, mutual-capacitive and self-capacitive |
| Serial Interfaces | — | Up to 6 SERCOM (USART/I2C/SPI), I2S |
| Automotive Qualification | — | AEC-Q100 (AUT grade) |
| Packing Media | — | Tape and Reel (2000 per reel, per Microchip Direct) |
| Country of Origin | — | Thailand |