90S1200

Features Utilizes the AVR® RISC Architecture AVR – High-performance and Low-power RISC Architecture – 89 Powerful Instructions – Most Single Clock Cycle Execution – 32 x 8 General Purpose Working Registers – Up to 12 MIPS Throughput at 12 MHz Data and Non-volatile Program Memory – 1K Byte of In-System Programmable Flash Endurance: 1,000 Write/Erase Cycles – 64 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 – On-chip Analog Comparator – Programmable Watchdog Timer with On-chip Oscillator – SPI Serial Interface for In-System Programming Special Microcontroller Features – Low-power Idle and Power-down Modes – External and Internal Interrupt Sources – Selectable On-chip RC Oscillator for Zero External Components Specifications – Low-power, High-speed CMOS Process Technology – Fully Static Operation Power Consumption at 4 MHz, 3V, 25°C – Active: 2.0 mA – Idle Mode: 0.4 mA – Power-down Mode: <1 µA I/O and Packages – 15 Programmable I/O Lines – 20-pin PDIP, SOIC and SSOP Operating Voltages – 2.7 - 6.0V (AT90S1200-4) – 4.0 - 6.0V (AT90S1200-12) Speed Grades – 0 - 4 MHz, (AT90S1200-4) – 0 - 12 MHz, (AT90S1200-12) 8-bit Microcontroller with 1K Byte of In-System Programmable Flash AT90S1200 Pin Configuration Rev. 0838H–AVR–03/02 1 Description The AT90S1200 is a low-power CMOS 8-bit microcontroller...