32-bit ARM RISC microcontroller featuring a 120MHz core frequency. Integrated 1MB FLASH memory and 128KB RAM. Supports multiple interfaces including I2C (2 channels), SPI (1 channel), USB (1 channel), UART (2 channels), USART, IrDA, and EBI/EMI. Equipped with 16 ADC channels, 4 PWM channels, and 2 timers/counters. Packaged in a surface-mount LQFP with 79 I/Os, operating from 1.62V to 3.6V, and compliant with RoHS standards.
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Microchip ATSAM4S16CA-AU technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 120MHz |
| Height | 1.45mm |
| Interface | I2C, SPI, USB, IrDA, UART, USART, EBI/EMI |
| Lead Free | Lead Free |
| Length | 14mm |
| Max Frequency | 120MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 1MB |
| Memory Type | FLASH, , ROM |
| Min Supply Voltage | 1.62V |
| Mount | Surface Mount |
| Number of ADC Channels | 16 |
| Number of I/Os | 79 |
| Number of I2C Channels | 2 |
| Number of PWM Channels | 4 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 2 |
| Number of UART Channels | 2 |
| Number of USB Channels | 1 |
| Oscillator Type | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| RAM Size | 128KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Watchdog Timer | Yes |
| Width | 14mm |
| RoHS | Compliant |
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