ATtiny1616 — Datasheet Summary, Specs & Alternatives

01 — Overview

This Microchip datasheet covers the ATtiny1616 and ATtiny3216, members of the tinyAVR 1-series microcontroller family. It defines their scope as low-power MCUs running up to 20 MHz with 16/32 KB Flash and integrated peripherals like QTouch capacitive sensing. Key parameters include supply voltage of 1.8-5.5 V, a maximum clock speed of 20 MHz, and an operating temperature range of -40°C to 125°C. The device features 2 KB SRAM, multiple timers, analog comparators, and a 20-pin package suitable for embedded applications.

02 — Key specifications

Datasheet parameters

Parameter	Min	Typ	Max	Conditions
output voltage	200 mV	—	—
output current	—	1 mA	—
supply voltage range	1.8 V	3 V	5.5 V
input offset voltage	-20 mV	—	20 mV	VIN = VDD/2
operating temperature	-40 °C	—	105 °C	Standard temperature range
clock frequency	0 Hz	—	5 MHz	VDD = [1.8, 5.5]VT = [-40, 105]°C(1)
input capacitance	—	5 pF	—	SAMPCAP = 5 pF
propagation delay	—	50 ns	—	25 mV Overdrive, VDD≥2.7V, Low-Power mode disabled
cpu speed	—	20 MHz	—
program memory size	—	16 kB	—
ram size	—	2 kB	—
io count	—	18	—
adc resolution	—	10 bit	—
core size	—	8 bit	—
rise time	—	2.5 ns	—	VDD = 3.0V, load = 20 pF
fall time	—	2 ns	—	VDD = 3.0V, load = 20 pF
output voltage low	—	—	400 mV	Iload = 3 mA, Normal mode, VDD>2V
load capacitance	7.5 pF	—	12.5 pF

03 — Alternatives

Closest matches to ATtiny1616

ATmega328P 20.0× lower clock frequency, 2.0× higher output voltage low, 2.0× higher program memory size

STM8L051F3P6 12.0× higher rise time, 3.2× higher clock frequency, 2.0× higher load capacitance

MSP430G2553IPW28R 10.0× lower load capacitance, 3.9× lower ram size, 2.6× higher operating temperature

STM8S003F3 20.0× higher output current, 10.0× higher rise time, 3.2× higher clock frequency

STM8S903F3 10.0× higher rise time, 3.2× higher clock frequency, 2.0× higher load capacitance

MSPM0G3505SDGS28 10.0× lower load capacitance, 8.0× higher ram size, 7.0× higher output voltage

EZR32HG220 4.0× higher core size, 4.0× higher program memory size, 4.0× higher ram size

ATmega328PB 8.0× higher propagation delay, 4.8× lower clock frequency, 2.0× higher program memory size

04 — FAQ

Frequently asked questions

What is the ADC resolution of the ATtiny1616?

The ADC resolution is 10 bit.

What is the maximum clock frequency for the ATtiny1616 when VDD is between 1.8 V and 5.5 V and the temperature is between -40 °C and 105 °C?

The maximum clock frequency is 5 MHz.

What is the core size of the ATtiny1616?

The core size is 8 bit.

What is the maximum CPU speed of the ATtiny1616?

The maximum CPU speed is 20 MHz.

What is the fall time of the ATtiny1616?

The fall time is 2 ns at VDD = 3.0V with a load of 20 pF.

What is the input capacitance?

The input capacitance is 5 pF when SAMPCAP = 5 pF.

What is the input offset voltage when VIN = VDD/2?

The input offset voltage is 20 mV when VIN = VDD/2.

How many I/O pins does the ATtiny1616 have?

The ATtiny1616 has 18 I/O pins.