2 Pin Description

The description of the pins are listed in Table 2.1.
Table 2-1. Pin Description
Name 32-Lead PLCC 28-Lead PDIP Function
A0 - A15 2-11; 24; 27-31 1-10; 21; 23-27 Address Inputs
O0 - O7 13-15; 18-22 11-13; 15-19 Outputs
CE 23 20 Chip Enable
OE/VPP 25 22 Output Enable/Program Supply
NC 1; 12; 17; 26 — Not Connected
VCC 32 28 Device Power Supply
GND 16 14 Ground