Data Sheet
Table Of Contents
- Introduction
- Features
- Table of Contents
- 1. Block Diagram
- 2. Pinout
- 3. I/O Multiplexing and Considerations
- 4. Electrical Characteristics
- 4.1. Disclaimer
- 4.2. Absolute Maximum Ratings
- 4.3. General Operating Ratings
- 4.4. Power Considerations
- 4.5. Power Consumption
- 4.6. Peripherals Power Consumption
- 4.7. BOD and POR Characteristics
- 4.8. External Reset Characteristics
- 4.9. Oscillators and Clocks
- 4.10. I/O Pin Characteristics
- 4.11. USART
- 4.12. SPI
- 4.13. TWI
- 4.14. VREF
- 4.15. ADC
- 4.16. AC
- 4.17. UPDI Timing
- 4.18. Programming Time
- 5. Typical Characteristics
- 6. Ordering Information
- 7. Online Package Drawings
- 8. Package Drawings
- 9. Conventions
- 10. Data Sheet Revision History
- The Microchip Web Site
- Customer Change Notification Service
- Customer Support
- Product Identification System
- Microchip Devices Code Protection Feature
- Legal Notice
- Trademarks
- Quality Management System Certified by DNV
- Worldwide Sales and Service
10. Data Sheet Revision History
Note: The data sheet revision is independent of the die revision and the device variant (last letter of the
ordering number).
10.1 Rev.B - 03/2019
Chapter Changes
Entire Document • Added ATmega809/ATmega1609
• Updated Electrical Characteristics section and
Typical Characteristics section
• Added package drawing for UQFN
• Updated package drawing for TQFP
10.2 Rev. A - 02/2018
Initial release.
ATmega809/1609/3209/4809 – 48-pin
Data Sheet Revision History
© 2019 Microchip Technology Inc.
Datasheet Preliminary
DS40002016B-page 78