QUADRAM EGAVGA 17-9076-01 REV 1 ISA EGA interface card serial 08310179 - rev 1A
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This card integrates
1 P82A436 MB8113T325 datecode 8712 plcc-68 from CHIPS (Japan) ENHANCED GRAPHICS CONTROLLER / BUS INTERFACE
1 P82C435 2116AT001 datecode 8729 plcc-84 from CHIPS (Japan) ENHANCED GRAPHICS CONTROLLER / BUS INTERFACE
1 EPROM TMS27C128-2JL from Texas Instruments datecode 8805 with firmware 126-820
8 MB81464-12 NMOS 65,536 Word By 4-Bit DRAM from FUJITSU (USA)
1 Crystal oscillator 24 MHz (SARONIX) and 1 at 16.257MHz (KYOCERA)
1 SN74LS153N from TI DUAL 4-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
3 SN74LS245N from TI TRI-STATE Octal Bus Transceiver
1 "extension" connector J6 2x15pins HE10 F
Jumpers J5, J4
Switch SW1 (4 positions) (GRAYILL) "4" closed "1","2" an "3" open
SUBB-D 9pts F AMP 745781-3 connector
2 RCA F J1, J2
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M-à-j: 17 avril, 2022.
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