W78E54 データシートの表示（PDF） - Winbond
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W78E54 Datasheet PDF : 23 Pages
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W78E54
PIN CONFIGURATIONS
40-Pin DIP (W78E54)
T2, P1.0 1
T2EX, P1.1 2
P1.2
3
P1.3
4
P1.4
5
P1.5
6
P1.6
7
P1.7
8
RST
9
RXD, P3.0 10
TXD, P3.1
11
INT0, P3.2
12
INT1, P3.3
13
T0, P3.4
14
T1, P3.5
15
WR, P3.6
16
RD, P3.7
17
XTAL2
18
XTAL1
19
VSS
20
40 VCC
39
P0.0, AD0
38
P0.1, AD1
37
P0.2, AD2
36
P0.3, AD3
35
P0.4, AD4
34
P0.5, AD5
33
P0.6, AD6
32
P0.7, AD7
31
EA
30
ALE
29
PSEN
28
P2.7, A15
27
P2.6, A14
26
P2.5, A13
25
P2.4, A12
24
P2.3, A11
23
P2.2, A10
22
P2.1, A9
21
P2.0, A8
44-Pin PLCC (W78E54P)
P1.5
P1.6
P1.7
RST
RXD, P3.0
INT2, P4.3
TXD, P3.1
INT0, P3.2
INT1, P3.3
T0, P3.4
T1, P3.5
/
T
I
2
N AAA A
ET T DDD D
X2 3
012 3
,, ,
,,, ,
P P P PP P PP P P
1 1 1 11 4V 0 0 0 0
. . . . . .C. . . .
4 3 2 10 2C 0 1 2 3
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
34
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
PP X X VP PP P P P
33 TTS4 22 2 2 2
. . AAS. . . . . .
67 L L 0 01 2 3 4
, , 21
,, , , ,
//
AA A A A
WR
89 1 1 1
RD
012
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA
P4.1
ALE
PSEN
P2.7, A15
P2.6, A14
P2.5, A13
44-Pin QFP/TQFP (W78E54F/W78E54M))
P1.5
P1.6
P1.7
RST
RXD, P3.0
INT2, P4.3
TXD, P3.1
INT0, P3.2
INT1, P3.3
T0, P3.4
T1, P3.5
/
TI
2 N AAA A
ET T
DDD D
X2 3
012 3
,, ,
,,, ,
P P P PP P
PPP P
1 1 1 11 4V 00 0 0
. . . . . . C. . . .
4 3 2 10 2C 01 2 3
44 43 42 41 40 39 38 37 36 35 34
1
33
2
32
3
31
4
30
5
29
6
28
7
27
8
26
9
25
10
24
11
23
12 13 14 15 16 17 18 19 20 21 22
PP X XV PPP P P P
33 TTS422 2 2 2
. . AAS. . . . . .
67 LL
001 2 3 4
, , 21
,, , , ,
//
AA A A A
WR
89 1 1 1
RD
0 12
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA
P4.1
ALE
PSEN
P2.7, A15
P2.6, A14
P2.5, A13
-2-
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