The ATSAM3S4CA-CU is a surface mount microcontroller featuring a 64MHz ARM core, 256KB of FLASH memory, and 48KB of RAM. It supports a range of interfaces, including I2C, SPI, USB, UART, USART, and EBI/EMI. The device operates over a temperature range of -40°C to 85°C and is compliant with RoHS regulations. It is available in a TFBGA package and is suitable for use in a variety of applications.
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| Package/Case | TFBGA |
| Core Architecture | ARM |
| Frequency | 64MHz |
| Interface | I2C, SPI, USB, UART, USART, EBI/EMI |
| Lead Free | Lead Free |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.62V |
| Mount | Surface Mount |
| Number of I/Os | 79 |
| Operating Supply Voltage | 1.95V |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA, Temp Sensor |
| RAM Size | 48KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | SAM3S |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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