Circuitos Integrados

ATtiny85
8-bit AVR ®microcontroller
PDF datasheet
       
(PCINT5/RESET /ADC0/dW) PB5 1  • 8 Vcc
(PCINT3/XTAL1/CLKI/OC1B /ADC3) PB3 2 7 PB2 (SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)
(PCINT4/XTAL2/CLKO/OC1B/ADC2) PB4 3 6 PB1 (MISO/DO/AIN1/OC0B/OC1A/PCINT1)
GND 4 5 PB0 (MOSI/DI/SDA/AIN0/OC0A/OC1A /AREF/PCINT0)
       
Pin Symbol Description
1 (PCINT5/RESET /ADC0/dW) PB5 reset (active low); port B
2 (PCINT3/XTAL1/CLKI/OC1B /ADC3) PB3 crystal connection; external clock input; port B
3 (PCINT4/XTAL2/CLKO/OC1B/ADC2) PB4 crystal connection; clock output; port B
4 GND ground
5 PB0 (MOSI/DI/SDA/AIN0/OC0A/OC1A /AREF/PCINT0) SPI master output/slave input; 2-wire data; ADC reference; port B
6 PB1 (MISO/DO/AIN1/OC0B/OC1A/PCINT1) SPI master input/slave output; port B
7 PB2 (SCK/USCK/SCL/ADC1/T0/INT0/PCINT2) SPI master clock; 2-wire clock; external interrupt 0; port B
8 Vcc supply voltage


Specifications
(typical values under recommended operating conditions, unless specified)
Parameter Value Unit
Flash memory 2K (ATtiny25)
4K (ATtiny45)
8K (ATtiny85)
bytes
Internal SRAM 128 (ATtiny25)
256 (ATtiny45)
512 (ATtiny85)
bytes
EEPROM 128 (ATtiny25)
256 (ATtiny45)
512 (ATtiny85)
bytes
Programmable I/O lines 6
Maximum clock frequency 20 MHz

Note
Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information.

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