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參數資料
型號: W81E381
廠商: WINBOND ELECTRONICS CORP
英文描述: FULL SPEED USB INTEGRATED MICROCONTROLLER
中文描述: 全速USB集成微控制器
文件頁數: 61/63頁
文件大?。?/td> 695K
代理商: W81E381
W81E381D/W81E381AD
Publication Release Date: January 2002
- 61 - Revision 0.52
8. TYPICAL APPLICATION
8.1 W81E381D reference schematic
E381D Smart Card Ref Sch - 48 LQFP
0.2
Size
1
1
Friday, August 31, 2001
Document Number
Rev
Date:
Sheet
of
DVDD
AVDD
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
SC-5V
SC-5V
AVDD
AVSS
V3.3
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.2
DVSS
DVDD
USBDP
USBDM
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
DVDD
SDA
SCL
P1.6
USBDM
USBDP
RST
PLLEN
XI
XO
P2.2
UC-XO
UC-XI
P3.0
P3.1
P3.4
P3.5
P3.6
P3.7
SCPWR
SCIO
SCCLK
SCRST
SCPRSNT
RST
XO
UC-XO
XI
UC-XI
AVSS
P0.0
P0.2
P0.4
P0.6
P0.1
P0.3
P0.5
P0.7
SCPWR
SC-5V
SCRST
SCCLK
SCC4
SCGND
SCC6
SCIO
P2.2
SCC8
SCPRSNT
P1.0
P1.6
P1.2
P1.4
P1.6
P1.1
P1.3
P1.5
P1.7
P3.0
P3.4
P3.6
P3.1
P3.5
P3.7
DVSS
C5
15p
C4
15p
R10
4.7K
+
C2
10u
R3
30
30
R4
C7
0.1u
C8
0.1u
C9
0.1u
WINBOND ELECTRONICS CORP.
R2
7.5K
JP2
HEADER 4X2
1
3
5
7
2
4
6
8
JP4
HEADER 4X2
1
3
5
7
2
4
6
8
Y1
6MHz
C10
30p
C11
30p
+
C6
10u
S1
BUTTON
JP1
USB-CON-B
1
2
3
4
5
6
C3
0.1u
+
C1
10u
R8
0
D1
LED
2
1
R1
330
Y2
6MHz
C12
30p
C13
30p
R9
0
U2
SC-SOCKET
1
2
3
4
5
6
7
8
9
10
SCPWR
SCRST
SCCLK
SCC4
SCGND
SCC6
SCIO
SCC8
9
10
D2
LED
2
1
C14
0.1u
R14
Ru
R16
Ru
R13
Ru
R15
Ru
R17
10K
SW SPST
R12
470
+
C15
10u
R11
20K
C16
30p
Q1
MOSFET P
R5
R6
R7
100
100
100
JP3
TP
1
L1
FB
L2
FB
L3
FB
L4
FB
U1
W381-48LQFP
1
2
5
19
20
38
39
3
4
6
7
29
27
21
41
48
36
37
46
47
8
9
15
16
17
18
10
11
12
13
14
22
25
26
28
23
24
33
30
31
32
40
34
35
42
43
44
45
AVDD
AVSS
V33
DVSS
DVDD
DVSS
DVDD
USBDP
USBDM
SDA
SCL
RST
PLLEN
RVED1
RVED2
RVED3
XTAL-I
XTAL-O
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P2.2
UC-XO
UC-XI
SCPWR
SCIO
SCCLK
SCRST
SCPRSNT
P3.0
P3.1
P3.4
P3.5
P3.6
P3.7
JP5
HEADER 3X2
1
3
5
2
4
6
E381D Smart Card Ref Sch
I/O port
Place near chip
Remote Wakeup(optional)
*P1.7 could be programed as external INT
USB Indicator(F/W optional)
SC-SOCKET
*Ru is reserved for future using
2nd Xtal source - optional
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