Pin No.
Pin Name
SDIP
QFP
65
66
V
PP
66
67
A12
67
68
A7
68
69
A6
69
70
A5
70
71
A4
71
72
A3
72
73
A2
73
74
A1
74
75
A0
75
77
01
76
78
02
77
79
03
78
80
V
SS
79
82
04
80
83
05
81
84
06
82
85
07
83
86
08
84
87
CE
85
88
A10
86
89
OE
87
91
A11
88
92
A9
89
93
A8
90
94
A13
91
95
A14
92
96
V
CC
GENERAL
Table 1-3 Pin for External-ROM
Circuit
type
Output
High-level output pin
Output
Address-output pins
Input
Data-input pins
Output
Power (GND) pin
Input
Data-input pins
Output
Chip-enable pin for ROM
A High level is output in the standby mode.
Output
Address-output pin
Output
Output-enable pin for ROM
A Low level is always output.
Output
Address-output pins
Output
Address-output pin
Output
Address-output pin
Output
Power pin for EPROM
1-13
Function