• 74-pin plastic QFP (20 × 20 mm)
µPD78P322GJ-5BJ
• 74-pin ceramic WQFN
µPD78P322KD
µPD78P322
D3
D4
D5
D6
D7
(L)
NC
(L)
VDD
(G)
74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57
56
1
55
2
54
3
53
4
52
5
51
6
50
7
49
8
48
9
47
10
46
11
45
12
44
13
43
14
42
15
41
16
40
17
39
18
38
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
A0
(Open)
VSS
NC
(G)
(Open)
RESET
A14
A13
A12
A11
A10
A8
NC
(L)
CE
OE
Cautions 1.
2.
The recommended connection of the unused pins in the PROM programming mode are
indicated in parentheses.
L
: Connect each pin to VSS via a resistor.
G
: Connect the pin to VSS.
Open : Leave the pin unconnected.
Connect NC pins to VSS as measure against noise.
7