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| Part Number | ATSAMD20E15B-UNT | ATSAMD20E15B-UUT | ATSAMD20E16B-UNT |
|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active |
| Core Processor | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 48MHz | 48MHz | 48MHz |
| Connectivity | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, WDT |
| Number of I/O | 26 | 26 | 26 |
| Program Memory Size | 32KB (32K x 8) | 32KB (32K x 8) | 64KB (64K x 8) |
| Program Memory Type | Flash | Flash | Flash |
| EEPROM Size | - | - | - |
| RAM Size | 4K x 8 | 4K x 8 | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.63V | 1.62V ~ 3.63V | 1.62V ~ 3.63V |
| Data Converters | A/D 10x12b; D/A 1x10b | A/D 10x12b; D/A 1x10b | A/D 10x12b; D/A 1x10b |
| Oscillator Type | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-XFBGA, WLCSP | 32-XFBGA, WLCSP | 32-XFBGA, WLCSP |
| Supplier Device Package | 32-WLCSP (2.79x2.79) | 32-WLCSP (2.79x2.79) | 32-WLCSP (2.79x2.79) |
