Data Sheet

Table Of Contents
SleepWalking peripherals
Power-Down with limited wake-up functionality
Peripherals
One 16-bit Timer/Counter type A (TCA) with a dedicated period register and three compare
channels
Four 16-bit Timer/Counter type B with input capture (TCB)
One 16-bit Real-Time Counter (RTC) running from an external crystal or an internal RC oscillator
Four USART with fractional baud rate generator, auto-baud, 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 Look-up Tables (LUT)
One Analog Comparator (AC) with a 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 before code execution is allowed
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 -40°C to 105°C:
0-5 MHz @ 1.8V – 5.5V
0-10 MHz @ 2.7V – 5.5V
0-20 MHz @ 4.5V – 5.5V
Speed Grades -40°C to 125°C:
0-8 MHz @ 2.7V - 5.5V
0-16 MHz @ 4.5V - 5.5V
ATmega809/1609/3209/4809 – 48-pin
© 2019 Microchip Technology Inc.
Datasheet Preliminary
DS40002016B-page 2