Datasheet Microchip ATtiny20

ManufacturerMicrochip
SeriesATtiny20

The high-performance, low-power Microchip 8-bit AVR RISC-based microcontroller combines 2KB ISP flash memory, 128B SRAM, twelve general purpose I/O lines, 16 general purpose working registers, an 8-bit timer/counter with two PWM channels, a 16-bit timer/counter with two PWM channels, internal and external interrupts, an 8-channel 10-bit A/D converter, programmable watchdog timer with internal oscillator, a slave two-wire interface, a master/slave serial peripheral interface, an internal calibrated oscillator, and four software selectable power saving modes

Datasheets

ATtiny20 - Complete Datasheet
PDF, 4.9 Mb, File published: Sep 1, 2014
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ATtiny20 - Summary Datasheet
PDF, 763 Kb, File published: Sep 1, 2014
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Prices

Status

ATTINY20-CCUATTINY20-CCURATTINY20-MMHATTINY20-MMHRATTINY20-MMHRA0ATTINY20-SSUATTINY20-SSURATTINY20-UURATTINY20-XUATTINY20-XUR
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)

Packaging

ATTINY20-CCUATTINY20-CCURATTINY20-MMHATTINY20-MMHRATTINY20-MMHRA0ATTINY20-SSUATTINY20-SSURATTINY20-UURATTINY20-XUATTINY20-XUR
PackageUFBGAUFBGAVQFNVQFNVQFNSOICSOICWLCSPTSSOPTSSOP
Pins20

Parametrics

Parameters / ModelsATTINY20-CCUATTINY20-CCURATTINY20-MMHATTINY20-MMHRATTINY20-MMHRA0ATTINY20-SSUATTINY20-SSURATTINY20-UURATTINY20-XUATTINY20-XUR
# of Comparators1
ADC Input888888888
ADC with ComputationNoNoNoNoNoNoNoNoNo
ADCC with ComputationNo
Angular TimerNoNoNoNoNoNoNoNoNoNo
Architecture8888888888
CPU8-bit AVR
CPU Type8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR
CRCNoNoNoNoNoNoNoNoNo
CRC/ScanNo
Class B HardwareNoNoNoNoNoNoNoNoNo
High Voltage CapableNoNoNoNoNoNoNoNoNoNo
I2C1111111111
Internal OscillatorYesYesYesYesYesYesYesYesYesYes
Internal Voltage Reference, BandgapYesYesYesYesYesYesYesYesYesYes
Lead Count151520201414121414
Math AcceleratorNoNoNoNoNoNoNoNoNoNo
Max # PWM outputs, including complementary outputs3
Max 16 Bit Digital Timers1
Max 16-Bit Digital Timers111111111
Max 8 Bit Digital Timers1
Max 8-Bit Digital Timers111111111
Max A/D Resolution, bits10
Max ADC Resolution, Bits101010101010101010
Max CPU Speed, MHz121212121212121212
Max PWM outputs, including complementary333333333
Max. CPU Speed MHz12
Number of Comparators111111111
Operating Temperature Range, °C-40 to +85
Operation Voltage Max, V5.55.55.55.55.55.55.55.55.5
Operation Voltage Max.(V)5.5
Operation Voltage Min, V1.81.81.81.81.81.81.81.81.8
Operation Voltage Min.(V)1.8
Package Width3x3x0.6mm3x3x0.6mm3x3x0.85mm3x3x0.85mm.150In(3.90mm).150In(3.90mm)1.555x1.403x0.538mm4.4mm4.4mm
Peripheral Pin Select, PPSNo
Peripheral Pin Select / Pin MuxingNoNoNoNoNoNoNoNoNo
Pin count14141414141414141414
Program Memory Size, KB2222222222
RAM, bytes128
SPI1111111111
SRAM, Bytes128128128128128128128128128
Temp Range Max858585858585858585
Temp Range Min-40-40-40-40-40-40-40-40-40
Temp. Range Max.85
Temp. Range Min.-40
Total # of A/D channels8
Windowed Watchdog Timer, WWDTNo
Zero Cross detectNoNoNoNoNoNoNoNoNoNo

Eco Plan

ATTINY20-CCUATTINY20-CCURATTINY20-MMHATTINY20-MMHRATTINY20-MMHRA0ATTINY20-SSUATTINY20-SSURATTINY20-UURATTINY20-XUATTINY20-XUR
RoHSCompliant

Model Line

Manufacturer's Classification

  • Microcontrollers > 8-bit Microcontrollers
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