W78C51DP View Datasheet(PDF) - Winbond
Part Name
Description
Manufacturer
W78C51DP Datasheet PDF : 18 Pages
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Preliminary W78C51D
PIN CONFIGURATIONS
40-Pin DIP (W78C51D)
P1.0 1
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 VDD
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 (W78C51DP)
/
I
N AA AA
T DD DD
3 01 23
,
,, ,,
P P P PP P PP P P
1 1 1 11 4V 00 0 0
. . . . . . D. . . .
4 3 2 10 2D 01 2 3
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
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
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
PP XXVPPPP P P
33 TTS422 2 2 2
. . AAS. . . . . .
67 LL 0012 3 4
, , 21
,,, , ,
//
AAA A A
WR
891 1 1
RD
012
44-Pin QFP (W78C51DF)
/
I
N AA A A
T DD D D
3
01 2 3
,
,, , ,
P P P PP P PP P P
1 1 1 11 4V 00 0 0
. . . . . . D. . . .
4 3 2 10 2D 01 2 3
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
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
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
PP X X V PPP P P P
33 TT S422 2 2 2
. . AAS. . . . . .
67 L L 001 2 3 4
, , 21
,, , , ,
//
AA A A A
WR
89 1 1 1
RD
012
-2-
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