32-bit ARM microcontroller featuring a 400MHz core, 64KB ROM, and 16KB RAM. This surface mount device offers 96 programmable I/Os, 6 timers/counters, and multiple communication interfaces including SPI, UART, and I2C. Operating within a 1.65V to 1.95V supply range, it supports a temperature range of -40°C to 85°C and includes a single Ethernet channel. The TFBGA package measures 10.1mm x 10.1mm with a height of 0.81mm.
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Microchip AT91SAM9G20B-CFU technical specifications.
| Package/Case | TFBGA |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 400MHz |
| Height | 0.81mm |
| Interface | SPI, UART |
| Length | 10.1mm |
| Max Frequency | 400MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 1.95V |
| Memory Size | 64KB |
| Memory Type | FLASH, , ROM |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.65V |
| Mount | Surface Mount |
| Number of ADC Channels | 4 |
| Number of Cores | 1 |
| Number of Ethernet Channels | 1 |
| Number of I/Os | 96 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 96 |
| Number of SPI Channels | 2 |
| Number of Timers/Counters | 6 |
| Number of UART Channels | 3 |
| Package Quantity | 240 |
| Packaging | Tray |
| Peripherals | POR |
| RAM Size | 16KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | SAM9G |
| Width | 10.1mm |
| RoHS | Compliant |
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