ATSAMD21E18A-AFT vs ATSAMD21G18A-AFT Comparison
Detailed side-by-side comparison of ATSAMD21E18A-AFT by Microchip Technology and ATSAMD21G18A-AFT 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
ATSAMD21E18A-AFT - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21E18A-AFT β ActiveMicrochip Technology
ATSAMD21G18A-AFT - 48MHz ARM Cortex-M0+ MCU, 256KB Flash, 48-TQFP
ATSAMD21G18A-AFT β ActiveSpecification Comparison
| Parameter | ATSAMD21E18A-AFT | ATSAMD21G18A-AFT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.72 | $2.69 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Series | SAM D21E (Functional Safety / FuSa) | SAM D21G (Functional Safety / FuSa) |
| Maximum CPU Clock | 48 MHz | β |
| CoreMark Performance | 2.46 CoreMark/MHz | β |
| Flash Memory | 256 KB (256K x 8) | 256 KB |
| SRAM | 32 KB | 32 KB |
| Operating Voltage | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| Operating Temperature | -40 C to +125 C | -40 Β°C to +125 Β°C |
| Package | 32-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| USB | Full-Speed USB 2.0 Device with integrated transceiver | USB 2.0 Full-Speed device/host |
| Serial Interfaces (SERCOM) | Up to 6 (configurable UART/SPI/I2C) | β |
| ADC | 12-bit, up to 20 channels | 12-bit |
| Analog Comparators | 2 | β |
| Timers | 16-bit TC modules and TCC for PWM | β |
| Touch Controller | Peripheral Touch Controller (PTC) - capacitive touch | β |
| Event System | 12-channel | β |
| MSL Level | 3 | β |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Frequency | β | 48 MHz |
| CoreMark/MHz | β | 2.46 |
| Debug Interface | β | Serial Wire Debug (SWD), 2-pin |
| DAC | β | 10-bit |
| Migrates With | β | SAM D20 (drop-in compatible peripheral set) |