Description

The ATtiny15L is a low-power CMOS 8-bit microcontroller based on the AVR RISC architecture. By executing powerful instructions in a single clock cycle, the ATtiny15L achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

Features

• High-performance, Low-power AVR® 8-bit Microcontroller

• Advanced RISC Architecture

– 90 Powerful Instructions – Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

• Non-volatile Program and Data Memories

– 1K Byte In-System Programmable Flash Program Memory Endurance: 1,000 Write/Erase Cycles

– 64 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles

– Programming Lock for Flash Program Data Security

• Peripheral Features

– Interrupt and Wake-up on Pin Change

– Two 8-bit Timer/Counters with Separate Prescalers

– One 150 kHz, 8-bit High-speed PWM Output

– 4-channel 10-bit ADC One Differential Voltage Input with Optional Gain of 20x

– On-chip Analog Comparator

– Programmable Watchdog Timer with On-chip Oscillator

• Special Microcontroller Features

– In-System Programmable via SPI Port

– Enhanced Power-on Reset Circuit

– Programmable Brown-out Detection Circuit

– Internal, Calibrated 1.6 MHz Tunable Oscillator

– Internal 25.6 MHz Clock Generator for Timer/Counter

– External and Internal Interrupt Sources

– Low-power Idle and Power-down Modes

• Power Consumption at 1.6 MHz, 3V, 25°C

– Active: 3.0 mA

– Idle Mode: 1.0 mA

– Power-down: < 1 µA

• I/O and Packages

– 8-lead PDIP and 8-lead SOIC: 6 Programmable I/O Lines

• Operating Voltages

– 2.7V - 5.5V

• Internal 1.6 MHz System Clock