The AT91SAM7S128-MU-999 is a 32-bit ARM microcontroller with 128KB of FLASH memory and 32KB of RAM. It operates at a maximum frequency of 55MHz and has a maximum supply voltage of 3.6V. The device is available in a QFN EP package and has a maximum operating temperature of 85°C. It supports various interfaces including I2C, SPI, USB, I2S, and UART. The microcontroller has 32 programmable I/Os and 3 timers/counters.
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Microchip AT91SAM7S128-MU-999 technical specifications.
| Package/Case | QFN EP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Interface | I2C, SPI, USB, I2S, UART |
| Length | 9mm |
| Max Frequency | 55MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 3V |
| Number of I/Os | 32 |
| Number of Programmable I/O | 32 |
| Number of Timers/Counters | 3 |
| Package Quantity | 3500 |
| RAM Size | 32KB |
| Series | SAM7S/SE |
| RoHS | Compliant |
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