參數(shù)資料
型號(hào): W78E58B-24
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 8 BIT MICROCONTROLLER
中文描述: 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PDIP40
封裝: DIP-40
文件頁(yè)數(shù): 25/31頁(yè)
文件大?。?/td> 419K
代理商: W78E58B-24
W78E58B
Publication Release Date: March 18, 2002
- 25 -
Revision A3
Typical Application Circuit, continued
Expanded External Data Memory and Oscillator
10 u
8.2 K
OSCILLATOR
EA
31
XTAL1
19
XTAL2
18
RST
9
INT0
INT1
T0
T1
12
P1.0
1
2
3
4
5
6
7
8
P0.0
39
38
37
36
35
34
33
32
P2.0
P2.7
RD
WR
PALE
TXD
21
22
23
24
25
26
27
28
17
16
29
30
11
10
W78E58B
AD1
AD2
AD0
AD1
GND
A0
A1
A2
A3
A4
A5
A6
A7
D0
D1
D2
D3
D4
D5
D6
D7
3
4
7
8
13
14
Q0
2
5
6
9
12
15
16
19
OC
G
1
11
74LS373
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
10
9
8
7
6
5
4
3
25
24
21
23
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A13
A14
CE
OE
WR
AD0
11
12
13
15
16
17
18
19
D0
D1
D2
D3
D4
D5
D6
D7
26
1
20
22
27
2
GND
A8
A9
A13
20256
V
DD
V
DD
Figure B
13. PACKAGE DIMENSIONS
40-pin DIP
Seating Plane
tie bar burrs.
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 includ.
are determined at the mold parting line.
4. Dimension B1 does not include dambar
6. General appearance spec. should be based on
final visual inspection spec.
1.372
1.219
0.054
0.048
Notes:
Symbol
Min.
Nom.
Max.
Max.
Nom.
Min.
Dimension in inch
Dimension in mm
0.050
1.27
0.210
5.334
0.010
0.150
0.016
0.155
0.018
0.160
0.022
3.81
0.406
0.254
3.937
0.457
4.064
0.559
0.008
0.120
0.670
0.010
0.130
0.014
0.140
0.203
3.048
0.254
3.302
0.356
3.556
0.540
0.550
0.545
13.72
13.97
13.84
17.01
15.24
14.986
15.494
0.600
0.590
0.610
2.286
2.54
2.794
0.090
0.100
0.110
A
A
A
B
B
1
c
D
E
E
1
e
L
a
A
S
1
2
1
e
2.055
2.070
52.20
52.58
0
15
0.090
2.286
0.650
0.630
16.00
16.51
protrusion/intrusion.
5. Controlling dimension: Inches.
15
0
e
A
A
a
c
E
Base Plane
1
A
1
e
L
A
S
1
E
D
1
B
B
40
21
20
1
2
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