Home › Tips for sunday OMEN Alpha Pack – eBay All you need for your OMEN Alpha: CPU M5L8085AP PIO D8255AC ACIA MC68B50P SRAM HM62256ALP EEPROM CAT28C256 Latch 74HC573N Buffer/driver 74HC245N Decoder 74HC138N NAND 74HC00N 10PCS Capacitor 100nF 3.6864 MHz Crystal