Ataxx PCB Arcade Board
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1990 Made in the USA
The Leland Corporation

SW1 switch

(1) 80186 Intel CPU
(2) Zilog Z80 CPU   dual in line 40-pin

3.6 V Lithium Battery (Tadiran)

(4) Samsung KM41C464P-10 dual in line 18-pin
     64x4 DRAM, total 128K (soldered)

U-chips (probably eproms) U37 is empty on my board, total chips = 14
dual in line 32-pin, AMD AM27C010-155DC 12.75 V PGM, 1 mbit

1,2,15,16,37,38,98,99,100,101,102,103,111,112,113

(6) Goldstar GM76C88L-15 dual in line 28-pin  8Kx8, total 48K
(2) Samsung KM6264AL-10L

(1) Pletronics P1100-HC 6.0 Mhz (Oscillator crystals)
(1) DOC-70 KDS-0A 28.63636 Mhz
(1) FOX160 16.0 Mhz

(1) NEC D71054C dual in line 24-pin

(1) Leland 44-30000-01 1989, NCR-0381355 (square custom chip)