NEC PD78081(A) User Manual page 30

(2) PROM programming mode
• 42-pin plastic shrink DIP (600 mil)
PD78P083CU, 78P083CU(A)
• 42-pin ceramic shrink DIP (with window) (600 mil)
PD78P083DU
Cautions 1. (L)
2. V
SS
3. RESET : Set to the low level.
4. Open : Do not connect anything.
CHAPTER 1 OUTLINE
A5 1
A6 2
A7
3
OE 4
CE 5
PGM 6
A8
7
8
9
(L)
10
11
A9 12
13
(L)
14
15
RESET 16
V 17
PP
Open 18
(L) 19
V 20
DD
V 21
DD
: Individually connect to V
: Connect to the ground.
42 V
SS
41 A4
40 A3
39 A2
38 A1
37 A0
36 A10
35 A11
34 A12
33 A13
32 A14
31 D7
30 D6
29 D5
28 D4
27 D3
26 D2
25 D1
24 D0
23 V
SS
22 V
SS
via a pull-down resistor.
SS
7