Atari System 2

The Arcade System by Atari, Inc.

DESCRIPTION
[Machine] Arcade System

Atari System 2 © 1984 Atari, Inc.

TECHNICAL
PCB: A042571 ATARI SYSTEM II CPU.
Main CPU: DEC T11 @ 10 MHz (DEC 21-17311-02).
Sound CPU: MOS Technology M6502 2.2 MHz .
Sound Chips: Yamaha YM2151 @ 3.579545 MHz, 2 x POKEY (Pot Keyboard Integrated Circuit) @ 1.789772 MHz, Texas Instruments TMS5220 @ 625 KHz.
Oscillators: 14.31818 & 20.000.
VLSI: 645 V D727B, VGC7205-0672, 137304-2002 [40pin DIP, row 7].
Other Chips: 8645 137430-001 [40pin DIP, row 6/row 7].

Video Resoution: 512 x 384 Pixels.
Screen Refresh: 60.096154 Hz.
Palette Colors: 256.

Page last modified on January 10, 2015