Apple I

OVERVIEW

• Introduced April 1976
• Discontinued September 1977
• Initial Price $666.66
• Support Status Obsolete

PROCESSOR

• Processor MOS Technology 6502
• Processor Speed 1 MHz
• Architecture 8-bit
• Number of Cores 1

STORAGE AND MEDIA

• Storage None
• Media Optional Cassette Interface

KEYBOARD

• Keyboard None

SOFTWARE

• Original OS Apple Integer BASIC with optional Cassette Interface

FIRMWARE

• Languages in Memory None

MEMORY

• Built-in Memory 4 KB
• Maximum Memory 8 KB (on-board) 65 KB (via Expansion connector)
• Memory Slots 16-pin, 4K Dynamic, type 4096 (2104)

GRAPHICS

• Graphics Memory 1 KB
• Display Connection Composite positive video
• External Resolution 40 × 24 characters, hardware-implemented scrolling

CONNECTIONS

• Dual In-line Package (DIP) 1 - for ASCII encoded keyboard
• Display Composite positive video

EXPANSION

• Slots 1 - 44-pin Expansion connector, 1 - Cassette Board connector

POWER

• Maximum Continuous Power 58 W
• Line Voltage 8 to 10 Volts AC (RMS) @ 3 amps, 26 to 28 Volts AC (RMS) Center-Tapped, 1A