Характеристики
| Controller Family/Series | AVR Tiny |
| Core Size | 8bit |
| No. of I/O's | 18 |
| Program Memory Size | 4KB |
| RAM Memory Size | 256Byte |
| CPU Speed | 12MHz |
| Oscillator Type | External, Internal |
| No. of Timers | 2 |
| Peripherals | ADC, WDT, PWM |
| Embedded Interface Type | Serial, SPI, UART |
| No. of PWM Channels | 2 |
| Digital IC Case Style | SOIC |
| Supply Voltage Range | 1.8V to 5.5V |
| Operating Temperature Range | -40°C to +85°C |
| No. of Pins | 20 |
| SVHC | No SVHC (19-Dec-2011) |
ATTINY40-SUMicrochipMicrocontrollers