ATSAMD20G17A-UUT vs ATSAMD21E16B-UUT Comparison
Detailed side-by-side comparison of ATSAMD20G17A-UUT by Microchip Technology and ATSAMD21E16B-UUT 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
ATSAMD20G17A-UUT - 128KB Flash Cortex-M0+ MCU, 45-WLCSP
ATSAMD20G17A-UUT ✓ ActiveMicrochip Technology
ATSAMD21E16B-UUT - 32-bit ARM Cortex-M0+ MCU, 64KB Flash, 35-WLCSP | Microchip
ATSAMD21E16B-UUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20G17A-UUT | ATSAMD21E16B-UUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.51 | $1.32 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Family | SAM D20 | — |
| Series | SAM D20G (G = 128KB Flash variant) | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| Coremark/MHz | 2.14 | — |
| Flash Memory | 128 KB | — |
| SRAM | 16 KB | 8 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Operating Temperature Range | -40C to +85C (industrial) | — |
| Package | 45-ball WLCSP (Wafer Level Chip Scale Package) | 35-WLCSP (2.82 x 2.53 mm) |
| SERCOM Modules | Up to 6 (configurable as UART/SPI/I2C) | — |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 14 channels, 350 ksps |
| DAC | 10-bit | 10-bit, 1 channel, 350 ksps |
| Timer/Counters | Multiple 16-bit TCC | Six 16-bit TC channels, three 24-bit TCC |
| Debug Interface | SWD (Serial Wire Debug) | — |
| RoHS Status | Compliant (Green / Pb-free) | Compliant (Green) |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-bit single-core |
| CoreMark per MHz | — | 2.46 CoreMark/MHz |
| Program Memory (Flash) | — | 64 KB (64K x 8) |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| Typical Operating Voltage | — | 3.3 V |
| Connectivity | — | I2C, LINbus, SPI, UART/USART, USB 2.0 Full-Speed |
| USB | — | Full-Speed Device/Host/Embedded, integrated PHY |
| SERCOM Channels | — | 6 (each reconfigurable as I2C/SPI/UART) |
| RTC | — | 32-bit RTC with backup domain |
| Operating Temperature | — | -40C to +85C (industrial) |
| Mounting Type | — | Surface Mount (WLCSP, BGA-style balls) |
| MSL Level | — | [DATA_NEEDED: MSL level] |