ATSAMC21G17A-AUT vs ATSAMC21E18A-AUT Comparison
Detailed side-by-side comparison of ATSAMC21G17A-AUT by Microchip Technology and ATSAMC21E18A-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
ATSAMC21G17A-AUT - 48MHz ARM Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMC21G17A-AUT ✓ ActiveMicrochip Technology
ATSAMC21E18A-AUT - 48MHz Cortex-M0+ MCU 256KB Flash TQFP-32 | Microchip
ATSAMC21E18A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC21G17A-AUT | ATSAMC21E18A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.78 | $3.07 |
| Core Architecture | ARM Cortex-M0+ | — |
| Core Bit Width | 32-bit | — |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| Flash Memory | 128 KB (128K x 8) | — |
| SRAM | 16 KB | 32 KB |
| EEPROM Emulation Flash | 4 KB (independent self-programmable) | — |
| Supply Voltage | 2.7 V to 5.5 V | — |
| Operating Temperature | -40 C to +85 C | -40C to +85C (AUT = automotive/extended grade) |
| AEC-Q100 Qualification | Grade 1 (-40 C to +125 C variant family) | — |
| Package | 48-pin TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| I/O Pins (max) | Up to 84 programmable I/O pins (family) | — |
| CAN-FD | Yes (ISO 11898-1:2015) | — |
| SERCOM Modules | Up to 6 (UART/SPI/I2C configurable) | Up to 6 (configurable USART/I2C/SPI) |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 16 channels |
| DAC | 10-bit | — |
| Peripheral Touch Controller (PTC) | Yes (capacitive touch) | — |
| Hardware Multiplier | Single-cycle | Single-cycle |
| Memory Protection Unit (MPU) | Yes | Yes |
| Micro Trace Buffer | Yes | Yes |
| RoHS Status | Compliant | Compliant (Green, lead-free per Mouser listing) |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Program Flash | — | 256 KB (256K x 8) |
| EEPROM Emulation Flash (auxiliary) | — | 8 KB independent self-programmable |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| I/O Tolerance | — | 5 V tolerant |
| CAN-FD Controller | — | Yes |
| Mounting Type | — | Surface Mount |
| MSL Level | — | [DATA_NEEDED: MSL rating] |