8-bit Microcontroller with 8K Bytes In-System Programmable Flash

ATmega8515

ATmega8515L

Features

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

• RISC Architecture

– 130 Powerful Instructions

– Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 16 MIPS Throughput at 16 MHz

– On-chip 2-cycle Multiplier

• Nonvolatile Program and Data Memories

– 8K Bytes of In-System Self-programmable Flash Endurance: 10,000 Write/Erase Cycles

– Optional Boot Code Section with Independent Lock bits In-System Programming by On-chip

Boot Program True Read-While-Write Operation

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

– 512 Bytes Internal SRAM

– Up to 64K Bytes Optional External Memory Space

– Programming Lock for Software Security

• Peripheral Features

– One 8-bit Timer/Counter with Separate Prescaler and Compare Mode

– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode

– Three PWM Channels

– Programmable Serial USART

– Master/Slave SPI Serial Interface

– Programmable Watchdog Timer with Separate On-chip Oscillator

– On-chip Analog Comparator

• Special Microcontroller Features

– Power-on Reset and Programmable Brown-out Detection

– Internal Calibrated RC Oscillator

– External and Internal Interrupt Sources

– Three Sleep Modes: Idle, Power-down and Standby

• I/O and Packages

– 35 Programmable I/O Lines

– 40-pin PDIP, 44-lead TQFP, 44-lead PLCC, and 44-pad QFN/MLF

• Operating Voltages

– 2.7 - 5.5V for ATmega8515L

– 4.5 - 5.5V for ATmega8515

• Speed Grades

– 0 - 8 MHz for ATmega8515L

– 0 - 16 MHz for ATmega8515

Absolute Maximum Ratings*

Operating Temperature.................................. -55°C to +125°C

Storage Temperature ..................................... -65°C to +150°C

Voltage on any Pin except RESET

with respect to Ground ................................-0.5V to VCC+0.5V

Voltage on RESET with respect to Ground......-0.5V to +13.0V

Maximum Operating Voltage ............................................ 6.0V

DC Current per I/O Pin ............................................... 40.0 mA

DC Current VCC and GND Pins................................ 200.0 mA

*NOTICE: Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or other conditions beyond those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.

Pin Configurations

Figure 1. Pinout ATmega8515

PDIP

TQFP/MLF

PLCC

Block Diagram