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| Part Number | AT90PWM81-16MN | AT90PWM81-16SN | AT90PWM81-16MF |
|---|---|---|---|
| Manufacturer | Microchip Technology | Atmel | Microchip Technology |
| Product Status | Active | Active | Active |
| Core Processor | AVR | AVR | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit |
| Speed | 16MHz | 16MHz | 16MHz |
| Connectivity | SPI | SPI | SPI |
| Peripherals | Brown-out Detect/Reset, PWM, WDT | Brown-out Detect/Reset, PWM, WDT | Brown-out Detect/Reset, PWM, WDT |
| Number of I/O | 20 | 16 | 20 |
| Program Memory Size | 8KB (8K x 8) | 8KB (8K x 8) | 8KB (8K x 8) |
| Program Memory Type | Flash | Flash | Flash |
| EEPROM Size | 512 x 8 | 512 x 8 | 512 x 8 |
| RAM Size | 256 x 8 | 256 x 8 | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Data Converters | A/D 11x10b; D/A 1x10b | A/D 8x10b; D/A 1x10b | A/D 11x10b; D/A 1x10b |
| Oscillator Type | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-VFQFN Exposed Pad | 20-SOIC (0.295", 7.50mm Width) | 32-VFQFN Exposed Pad |
| Supplier Device Package | 32-VQFN (5x5) | 20-SOIC | 32-VQFN (5x5) |
