Datasheet ATmega3209, ATmega4809 - 48-pin (Microchip) - 2

ATmega3209/4809 – 48-pin Data Sheet
– SleepWalking peripherals • Power Down with limited wake-up functionality • Peripherals – One 16-bit Timer/Counter type A with dedicated period register, three compare channels (TCA) – Four 16-bit Timer/Counter type B with input capture (TCB) – One 16-bit Real Time Counter (RTC) running from external crystal or internal RC oscillator – Four USART with fractional baud rate generator, autobaud, and start-of-frame detection – Master/slave Serial Peripheral Interface (SPI) – Dual mode Master/Slave TWI with dual address match • Standard mode (Sm, 100 kHz) • Fast mode (Fm, 400 kHz) • Fast mode plus (Fm+, 1 MHz) – Event System for CPU independent and predictable inter-peripheral signaling – Configurable Custom Logic (CCL) with up to four programmable Lookup Tables (LUT) – One Analog Comparator (AC) with scalable reference input – One 10-bit 150 ksps Analog to Digital Converter (ADC) – Five selectable internal voltage references: 0.55V, 1.1V, 1.5V, 2.5V, and 4.3V – CRC code memory scan hardware • Optional automatic scan after reset – Watchdog Timer (WDT) with Window Mode, with separate on-chip oscillator – External interrupt on all general purpose pins • I/O and Packages: – 41 programmable I/O lines – 48-pin UQFN 6x6 and TQFP 7x7 • Temperature Range: -40°C to 125°C • Speed Grades: – 0-5 MHz @ 1.8V – 5.5V – 0-10 MHz @ 2.7V – 5.5V – 0-20 MHz @ 4.5V – 5.5V, -40°C to 105°C © 2018 Microchip Technology Inc.
Datasheet Preliminary
DS40002016A-page 2 Document Outline Introduction Features Table of Contents 1. Ordering Information 2. Block Diagram 3. Pinout 3.1. 48-pin QFN/TQFP 4. I/O Multiplexing and Considerations 4.1. Multiplexed Signals 5. Electrical Characteristics 5.1. Absolute Maximum Ratings 5.2. General Operating Ratings 5.3. Power Considerations 5.4. Power Consumption 5.5. Peripherals Power Consumption 5.6. BOD and POR Characteristics 5.7. External Reset Characteristics 5.8. Oscillators and Clocks 5.9. I/O Pin Characteristics 5.10. VREF 5.11. ADC 5.11.1. Internal Reference Characteristics 5.11.2. External Reference Characteristics 5.12. AC 5.13. UPDI Timing 6. Typical Characteristics 6.1. Power Consumption 6.1.1. Supply Currents in Active Mode 6.1.2. Supply Currents in Idle Mode 6.1.3. Supply Currents in Power-Down Mode 6.1.4. Supply Currents in Standby Mode 6.1.5. Power on Supply Currents 6.2. GPIO 6.3. VREF Characteristics 6.4. BOD Characteristics 6.5. ADC Characteristics 6.6. AC Characteristics 6.7. OSC20M Characteristics 6.8. OSCULP32K Characteristics 7. Package Drawings 7.1. 48 pin TQFP 8. Conventions 8.1. Memory Size and Type 8.2. Frequency and Time 9. Data Sheet Revision History 9.1. Rev. A - 02/2018 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