This RAM is 30-pin 1MB SIMM produced by Hyundai Electronics industry(Hynix of now). 30-pin SIMMs were used universally from 80286 a 80486. If the number of chips is odd number, one of the chips perform parity check. This RAM is composed of two HY514400A(1M x 4bit) and one HY531000A(1M x 1bit). The memory capacity of […]