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AT90LS4434 - 8-bit Microcontroller

Download the AT90LS4434 datasheet PDF. This datasheet also covers the AT90S4434 variant, as both devices belong to the same 8-bit microcontroller family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • 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 Memories.
  • 4K/8K Bytes of In-System Programmable Flash SPI Serial Interface for In-System Programming Endurance: 1,000 Write/Erase Cycles.
  • 256/512 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles.
  • 256/.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT90S4434-ATMEL.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Features • 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 Memories – 4K/8K Bytes of In-System Programmable Flash SPI Serial Interface for In-System Programming Endurance: 1,000 Write/Erase Cycles – 256/512 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles – 256/512 Bytes Internal SRAM – Programming Lock for Software Security • Peripheral Features – 8-channel, 10-bit ADC – Programmable UART – Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode – One 16-bit Timer/Counter with Separate Prescaler, Compare and Capture Modes, and dual 8-, 9-, or 10-bit PWM – Programmable Watchdog Timer with On-chip Osc