w78e52b Winbond Electronics Corp America, w78e52b Datasheet - Page 2
w78e52b
Manufacturer Part Number
w78e52b
Description
8-bit Mtp Microcontroller
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W78E52B.pdf
(22 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
w78e52b-24
Manufacturer:
WINBOND
Quantity:
1 200
Company:
Part Number:
w78e52b-24
Manufacturer:
WINBOND
Quantity:
5 530
Company:
Part Number:
w78e52b-24
Manufacturer:
WINBOND
Quantity:
5 120
Company:
Part Number:
w78e52b-24
Manufacturer:
Winbond
Quantity:
12 388
Company:
Part Number:
w78e52b-24
Manufacturer:
ZILOG
Quantity:
56
Part Number:
w78e52b-24
Manufacturer:
WINBOND/华邦
Quantity:
20 000
Part Number:
w78e52b-40
Manufacturer:
WINBOND/华邦
Quantity:
20 000
Part Number:
w78e52bF-24
Manufacturer:
WINBOND/华邦
Quantity:
20 000
Part Number:
w78e52bP-24
Manufacturer:
WINBOND/华邦
Quantity:
20 000
PIN CONFIGURATIONS
INT2, P4.3
INT0, P3.2
INT1, P3.3
RXD, P3.0
TXD, P3.1
40-Pin DIP (W78E52B)
44-Pin PLCC (W78E52BP)
T0, P3.4
T1, P3.5
P1.5
P1.6
P1.7
RST
7
8
9
10
11
12
13
14
15
16
17
18
P
1
.
4
P
3
.
6
,
/
W
R
6 5 4 3
19
P
3
.
7
,
/
R
D
P
1
.
3
20
P
1
.
2
X
T
A
L
2
21
T
2
E
X
,
P
1
.
1
X
T
A
L
1
22
T
2
,
P
1
.
0
2 1 44 43 42 41
V
S
S
23
P
4
.
0
/
I
N
T
3
,
P
4
.
2
24
V
D
D
P
2
.
0
,
A
8
25
P
2
.
1
,
A
9
A
D
0
,
P
0
.
0
26
P
2
.
2
,
A
1
0
A
D
1
,
P
0
.
1
27
P
2
.
3
,
A
1
1
A
D
2
,
P
0
.
2
T2EX, P1.1
INT0, P3.2
INT1, P3.3
28
RXD, P3.0
TXD, P3.1
WR, P3.6
40
A
D
3
,
P
0
.
3
P
2
.
4
,
A
1
2
RD, P3.7
39
38
37
36
35
34
33
32
31
30
29
T0, P3.4
T1, P3.5
T2, P1.0
XTAL2
XTAL1
VSS
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
P4.1
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA
ALE
PSEN
P2.7, A15
P2.6, A14
P2.5, A13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
- 2 -
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
RXD, P3.0
INT2, P4.3
INT0, P3.2
INT1, P3.3
TXD, P3.1
T0, P3.4
T1, P3.5
VDD
P0.0, AD0
P0.1, AD1
P0.2, AD2
P0.3, AD3
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA
ALE
PSEN
P2.7, A15
P2.6, A14
P2.5, A13
P2.4, A12
P2.3, A11
P2.2, A10
P2.1, A9
P2.0, A8
P1.5
P1.6
P1.7
RST
44-Pin QFP (W78E52BF)
Preliminary W78E52B
1
2
3
4
5
6
7
8
9
10
11
12
P
1
.
4
44 43 42 41
P
3
.
6
,
/
W
R
13
P
3
.
7
,
/
R
D
P
1
.
3
14
X
T
A
L
2
P
1
.
2
15
X
T
A
L
1
T
2
E
X
,
P
1
.
1
16
40 39 38 37 36 35
T
2
,
P
1
.
0
V
S
S
17
P
4
.
0
/
I
N
T
3
,
P
4
.
2
18
P
2
.
0
,
A
8
V
D
D
19
P
2
.
1
,
A
9
A
D
0
,
P
0
.
0
20
P
2
.
2
,
A
1
0
A
D
1
,
P
0
.
1
21
P
2
.
3
,
A
1
1
A
D
2
,
P
0
.
2
22
34
33
32
31
30
29
28
27
26
25
24
23
P
2
.
4
,
A
1
2
A
D
3
,
P
0
.
3
P4.1
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA
ALE
PSEN
P2.7, A15
P2.6, A14
P2.5, A13