Datasheet ATmega3209, ATmega4809 - 48-pin (Microchip) - 6

ATmega3209/4809 – 48-pin Data Sheet Block Diagram 2. Block Diagram
UPDI
UPDI
CRC
CPU
OCD
Flash
M M M S
SRAM
S
BUS Matrix EEPROM
S S
NVMCTRL I N
PAn
/
PBn
O
AINPn
PORTS
PCn
U
AINNn
ACn
PDn
T
PEn OUT PFn
D GPIOR
AINn
A ADCn E D T
VREFA
V A A E T B N A U CPUINT Detectors/ T B S
EVOUTx
EVSYS U references R S O
RESET
System U RST POR
LUTn-INn
CCL T Management
LUTn-OUT
I BOD/ Bandgap N RSTCTRL VLM G
WOn
TCAn CLKCTRL N E T SLPCTRL
WO
TCBn W O Clock generation R
RXD
K
CLKOUT TXD
USARTn OSC20M
XCK
WDT
EXTCLK XDIR MISO
OSC32K
MOSI TOSC1
SPIn
SCK
RTC XOSC32K
SS TOSC2 SDA (master) SCL (master)
TWIn
SDA (slave) SCL (slave) © 2018 Microchip Technology Inc.
Datasheet Preliminary
DS40002016A-page 6 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