Apple IIe - Technical Specifications

Technical Specifications

  • Microprocessor
    • 6502 or 65C02 running at 1.023 MHz
    • 8-bit data bus
  • Memory
    • 64 KB RAM built-in
    • 16 KB ROM built-in
    • Expandable from 64 KB up to 1 MB RAM or more
  • Video modes
    • 40 and 80 columns text, white-on-black, with 24 lines¹
    • Low-Resolution: 40×48 (15 colors)
    • High-Resolution: 280×192 (6 colors)²
    • Double-Low-Resolution: 80×48 (15 colors)
    • Double-High-Resolution: 560×192 (15 colors)²

¹ Text can be mixed with graphic modes, replacing either bottom 8 or 32 lines of graphics with four lines of text, depending on video mode

² effectively 140×192 in color, due to pixel placement restrictions

  • Audio
    • Built-in speaker; 1-bit toggling
    • Built-in cassette recorder interface; 1-bit toggle output, 1-bit zero-crossing input
  • Expansion
    • Seven Apple II Bus slots (50-pin card-edge)
    • Auxiliary slot (60-pin card-edge)
  • Internal connectors
    • Game I/O socket (16-pin DIP)
    • RF modulation output (4-pin Molex)
    • Numeric keypad (11-pin Molex)
  • External connectors
    • NTSC composite video output (RCA connector)
    • Cassette in/out (two 1⁄8-inch mono phono jacks)
    • Joystick (DE-9)

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