Factory Lead Time  

4 Weeks

Package / Case  

20-SOIC (0.295, 7.50mm Width)

Mounting Type  

Surface Mount

Mount  

Surface Mount

Number of Pins  

20

Watchdog Timers  

Yes

ROM(word)  

4096

Number of I/Os  

18

Data Converters  

A/D 12x10b

Published  

1997

Series  

AVR® ATtiny

Packaging  

Tube

Operating Temperature  

-40°C~85°C TA

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)

Voltage - Supply  

1.8V~5.5V

Terminal Position  

DUAL

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

250

Frequency  

12MHz

Time@Peak Reflow Temperature-Max (s)  

40

Base Part Number  

ATTINY40

Interface  

I2C, SPI

Memory Size  

4kB

Oscillator Type  

Internal

RAM Size  

256 x 8

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  

I2C, SPI

Bit Size  

8

Has ADC  

YES

DMA Channels  

NO

Data Bus Width  

8b

Number of ADC Channels  

12

Voltage - Supply (Max)  

5.5V

Number of PWM Channels  

2

Number of I2C Channels  

1

Width  

7.6mm

Length  

13mm

Height  

2.65mm

RoHS Status  

ROHS3 Compliant

Radiation Hardening  

No

REACH SVHC  

No SVHC