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AVR® 90L

ModelDescriptionBrandLeadingConditionPriceAction
AVR® 90L
AT90LS4434-4AC
DescriptionThe AT90S4434/8535 is a low-power CMOS 8-bit microcontroller based on the AVR® enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the AT90S4434/8535 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.Features• Utilizes the AVR ® Enhanced RISC Architecture• AVR - High Performance and Low Power RISC Architecture• 118 Powerful Instructions - Most Single Clock Cycle Execution• 8K bytes of In-System Programmable Flash AT90S/LS85354K bytes of In-System Programmable Flash AT90S/LS4434– SPI Serial Interface for In-System Programming– Endurance: 1,000 Write/Erase Cycles• 512 bytes EEPROM AT90S/LS8535256 bytes EEPROM AT90S/LS4434– Endurance: 100,000 Write/Erase Cycles• 512 bytes Internal SRAM AT90S/LS8535256 bytes Internal SRAM AT90S/LS4434• 8-Channel, 10-Bit ADC• 32 x 8 General Purpose Working Registers• 32 Programmable I/O Lines• Programmable Serial UART• VCC: 4.0 - 6.0V AT90S4434/AT90S8535• VCC: 2.7 - 6.0V AT90LS4434/AT90LS8535• Speed Grades:0 - 8 MHz AT90S4434/AT90S8535,0 - 4 MHz (AT90LS4434/AT90LS8535• Power-On Reset Circuit• Up to 8 MIPS Throughput at 8 MHz• RTC with Separate Oscillator and Counter Mode• Two 8-Bit Timer/Counters with Separate Prescaler and Compare Mode• One 16-Bit Timer/Counter with Separate Prescaler and Compare and Capture Modes• 3 PWM channels• External and Internal Interrupt Sources• Programmable Watchdog Timer with On-Chip Oscillator• On-Chip Analog Comparator• Three Sleep Modes: Idle, Power Save, and Power Down• Programming Lock for Software Security
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