Specifications:

Core Processor: AVR
Core Size: 8-Bit
Speed: 8MHz
Connectivity: None
Peripherals: POR, WDT
Number of I/O: 6
Program Memory Size: 1KB (512 x 16)
Program Memory Type: FLASH
EEPROM Size: 64 x 8
RAM Size: Not specified
Voltage - Supply (Vcc/Vdd): 4V ~ 5.5V
Data Converters: None
Oscillator Type: Internal
Operating Temperature: -40°C ~ 85°C (TA)
Mounting Type: Through Hole
Package / Case: 8-DIP (0.300", 7.62mm)
Supplier Device Package: 8-PDIP
Base Product Number: ATTINY12