Data Pin IC W27C521
Berikuat ini Data Sheet IC W27C512-45
Pin 1: A 15
Pin 28: VCC
Pin 2: A 12
Pin 27: A 14
Pin 3: A 7
Pin 26: A 13
Pin 4: A 6
Pin 25: A 8
Pin 5: A 5
Pin 24: A 9
Pin 6: A 4
Pin 23: A 11
Pin 7: A 3
Pin 22: OE/VPP
Pin 8: A 2
Pin 21: A 10
Pin 9: A 1
Pin 20: CE
Pin 10: A 0
Pin 19: Q 7
Pin 11: Q 0
Pin 18: Q 6
Pin 12: Q 1
Pin 17: Q 5
Pin 13: Q 2
Pin 16: Q 4
Pin 14: GND
Pin 15: Q 3