Factory Lead Time  

4 Weeks

Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

20-WFQFN Exposed Pad

Number of Pins  

20

Data Converters  

A/D 8x10b

Number of I/Os  

12

ROM(word)  

4096

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Tray

Series  

AVR® ATtiny

Published  

1997

JESD-609 Code  

e3

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

20

Terminal Position  

QUAD

Peak Reflow Temperature (Cel)  

260

Supply Voltage  

3V

Terminal Pitch  

0.5mm

Frequency  

10MHz

Time@Peak Reflow Temperature-Max (s)  

40

Base Part Number  

ATTINY44

Supply Voltage-Max (Vsup)  

5.5V

Interface  

SPI

Memory Size  

4kB

Oscillator Type  

Internal

RAM Size  

256 x 8

Voltage - Supply (Vcc/Vdd)  

1.8V~5.5V

uPs/uCs/Peripheral ICs Type  

MICROCONTROLLER, RISC

Core Processor  

AVR

Peripherals  

Brown-out Detect/Reset, POR, PWM, WDT

Program Memory Type  

FLASH

Core Size  

8-Bit

Program Memory Size  

4KB 2K x 16

Connectivity  

USI

Bit Size  

8

Access Time  

10 μs

Has ADC  

YES

DMA Channels  

NO

Data Bus Width  

8b

EEPROM Size  

256 x 8

Number of ADC Channels  

8

Number of PWM Channels  

2

Number of I2C Channels  

1

Height  

750μm

Length  

4mm

Width  

4mm

REACH SVHC  

No SVHC

Radiation Hardening  

No

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free