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