Factory Lead Time  

4 Weeks

Contact Plating  

Gold

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~125°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 Finish  

Matte Tin (Sn)

Additional Feature  

ALSO OPERATES 1.8 V MINIMUM SUPPLY AT 4 MHZ

Terminal Position  

QUAD

Terminal Form  

NO LEAD

Supply Voltage  

5V

Terminal Pitch  

0.5mm

Frequency  

20MHz

Base Part Number  

ATTINY44A

Qualification Status  

Not Qualified

Operating Supply Voltage  

3.3V

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, Temp Sensor, WDT

Program Memory Type  

FLASH

Core Size  

8-Bit

Program Memory Size  

4KB 2K x 16

Connectivity  

USI

Supply Current-Max  

7mA

Bit Size  

8

Has ADC  

YES

DMA Channels  

NO

Data Bus Width  

8b

PWM Channels  

YES

DAC Channels  

NO

Number of Timers/Counters  

2

EEPROM Size  

256 x 8

Length  

4mm

Height Seated (Max)  

0.8mm

RoHS Status  

ROHS3 Compliant