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零件编号
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W77C58 查看數據表(PDF) - Winbond
零件编号
产品描述 (功能)
生产厂家
W77C58
8 BIT MICROCONTROLLER
Winbond
W77C58 Datasheet PDF : 71 Pages
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Preliminary W77C58
TYPICAL APPLICATION CIRCUITS
Expanded External Program Memory and Crystal
V
CC
10 u
8.2 K
C1
V
CC
CRYSTAL
C2
31
19
R
18
EA
XTAL1
XTAL2
9
RST
12
INT0
13 INT1
14 T0
15 T1
1
P1.0
2
P1.1
3
P1.2
4
P1.3
5
6
7
8
P1.4
P1.5
P1.6
P1.7
W77C58
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
RD
WR
PSEN
ALE
TXD
RXD
39 AD0
38 AD1
37 AD2
36 AD3
35 AD4
34 AD5
33 AD6
32 AD7
21 A8
22 A9
23 A10
24 A11
25 A12
26 A13
27 A14
28 A15
17
16
29
30
11
10
AD0 3
AD1 4
AD2 7
AD3 8
AD4 13
AD5 14
AD6 17
AD7 18
GND 1
11
D0 Q0 2 A0
D1 Q1 5 A1
D2 Q2 6 A2
D3 Q3 9 A3
D4 Q4 12 A4
D5 Q5 15 A5
D6 Q6 16 A6
D7 Q7 19 A7
OC
G
74F373
A0 10
A0
A1 9
A1
A2 8
A2
A3 7
A4 6
A5 5
A6 4
A7 3
A8 25
A3
A4
A5
A6
A7
A8
A9 24
A9
A10 21
A10
A11 23
A11
A12 2
A12
A13 26
A13
A14 1
A14
GND
20
CE
22
27
OE
WR
20256
O0
O1
11
12
AD0
AD1
O2
13 AD2
O3
15 AD3
O4
O5
O6
O7
16
17
18
19
AD4
AD5
AD6
AD7
Figure A
CRYSTAL
16 MHz
24 MHz
33 MHz
40 MHz
C1
C2
R
30P
30P
-
15P
15P
-
10P
10P
6.8K
1P
1P
2.4K
The above table shows the reference values for crystal applications.
Note: C1, C2, R components refer to Figure A.
- 68 -
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