Atmel

ATTINY12 - 8 bit AVR Microcontroller with 1k Bytes In-System Programmable Flash

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Features Utilizes the AVR RISC Architecture High-performance and Low-power 8-bit RISC Architecture - 90 Instructions - Most Single Clock Cycle Execution - 32 x 8 General-purpose Working Registers + Peripheral Control Registers - Up to 8 MIPS Throughput at 8MHz Data and Nonvolatile Program Memory - Programmable Lock for Flash Program and EEPROM Data Security - 1K Byte of Flash Program Memory In-Syetem Programmable - 64 Bytes of In-System Programmable EEPROM Data Memory Peripheral Features - One 8-bit Timer/Counter with Separate Prescalar - Interrupt and Wake-up on Pin Change - Programmable Watchdog Timer with On-Chip Oscillator - On-chip Analog Comparator Special Microcontroller Features - External and Internal Interrupt Sources - Low-power Idle and Power-down Modes - In-System Programmable via SPI Port (ATtiny12) - Enhanced Power-on Reset Circuit (ATtiny12) - Internal Callibrated RC Oscillator (ATtiny12) Specifications - Low-power, High-speed CMOS Process Technology - Full Static Operation Power Consumption at 4MHz, 3V 25°C - Active: 2.2mA - Idle Mode: 0.5mA - Power-down Mode: <1µA Packages - 8-pin PDIP and SOIC Operating Voltage - 4.0 to 5.5V

Pin Description Pin Number Description 1 (RESET) PB5 2 (XTAL1) PB3 3 (XTAL2) PB4 4 GND 5 PB0 (MOSI/AIN0) 6 PB1 (MISO/INT0/ANT1) 7 PB2 (SCK/T0) 8 VCC

Pin Layout Dimensional Drawing

Technical Data Data Sheet Atmel - Data Sheet for ATTINY11/12 Application Notes Atmel - AVR Application Notes