| Part Number | AT90PWM1-16MU | AT90PWM1-16MUR | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
|   |   | |
| Product Status | Active | Active | 
| Core Processor | AVR | AVR | 
| Core Size | 8-Bit | 8-Bit | 
| Speed | 16MHz | 16MHz | 
| Connectivity | SPI | SPI | 
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | 
| Number of I/O | 19 | 19 | 
| Program Memory Size | 8KB (8K x 8) | 8KB (8K x 8) | 
| Program Memory Type | Flash | Flash | 
| EEPROM Size | 512 x 8 | 512 x 8 | 
| RAM Size | 512 x 8 | 512 x 8 | 
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 
| Data Converters | A/D 8x10b | A/D 8x10b | 
| Oscillator Type | Internal | Internal | 
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-VQFN Exposed Pad | 32-VQFN Exposed Pad | 
| Supplier Device Package | 32-QFN (7x7) | 32-QFN (7x7) |