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)