AT90S8515

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

Features:

 Utilizes the AVR RISC Architecture
 AVR  High-performance and Low-power RISC Architecture
   118 Powerful Instructions  Most Single Clock Cycle
    Execution
   32 x 8 General-purpose Working Registers
   Up to 8 MIPS Throughput at 8 MHz
 Data and Nonvolatile Program Memory
   8K Bytes of In-System Programmable Flash
    Endurance: 1,000 Write/Erase Cycles
   512 Bytes of SRAM
   512 Bytes of In-System Programmable EEPROM
   Endurance: 100,000 Write/Erase Cycles
   Programming Lock for Flash Program and EEPROM Data
    Security
 Peripheral Features
   One 8-bit Timer/Counter with Separate Prescaler
   One 16-bit Timer/Counter with Separate Prescaler
    Compare, Capture Modes and Dual 8-, 9-, or 10-bit PWM
   On-chip Analog Comparator
   Programmable Watchdog Timer with On-chip Oscillator
   Programmable Serial UART
   Master/Slave SPI Serial Interface
 Special Microcontroller Features
   Low-power Idle and Power-down Modes
   External and Internal Interrupt Sources
 Specifications
   Low-power, High-speed CMOS Process Technology
   Fully Static Operation
 Power Consumption at 4 MHz, 3V, 25C
   Active: 3.0 mA
   Idle Mode: 1.0 mA
   Power-down Mode: <1 A
 I/O and Packages
   32 Programmable I/O Lines
   40-lead PDIP, 44-lead PLCC and TQFP
 Operating Voltages
   2.7 - 6.0V for AT90S8515-4
   4.0 - 6.0V for AT90S8515-8
 Speed Grades
   0 - 4 MHz for AT90S8515-4
   0 - 8 MHz for AT90S8515-8