W81181D Datasheet, PDF (15/18 Pages) Winbond – USB HUB CONTROLLER

Preliminary W81181D/AD
8. TYPICAL APPLICATION
W81181D
W81181D USB Hub Reference Schematic (Pure Hub)
VBUS
VDD3
+
C35
0.1u
R31
27K
VCC
+
C36
0.1u
+ C8
10u
X1
X2
RESET
VBUS
LEDHUB
LEDEN1
LEDEN2
LEDEN3
LEDEN4
R32
4.7K
LEDOC1
LEDOC2
LEDOC3
LEDOC4
SCL
SDA
PWRDET
EXTPUEN
U4
9
22
2
VDD
VDD
VDDA
1 _VDD3V
20
21
XTAL1
XTAL2
10 _RESET
28
18
17
16
15
14
8
7
6
5
LEDEN0
LEDEN1
LEDEN2
LEDEN3
LEDEN4
LEDEN5
LEDOC1
LEDOC2
LEDOC3
LEDOC4
11
12
13
34
35
4
23
INT1/P33
SACK/INDIV
SSTB/P11
FWKP5
PWRDET/FSUS5
VBUS
EXTPUEN
DM1
DP1
DM2
DP2
DM3
DP3
DM4
DP4
45
44
43
42
40
39
38
37
PWEN1
PWEN2
PWEN3
PWEN4
33
30
27
25
OCP1
OCP2
OCP3
OCP4
32
29
26
24
DM0
DP0
48
47
GND
GND
GNDA
19
31
3
GND3V
GND3V
GND3V
36
41
46
W81181D-48LQFP
PWEN1
PWEN2
PWEN3
PWEN4
OCP1
OCP2
OCP3
OCP4
C9 C10 C11 C12
15p 15p 15p 15p
R13
R14
R15
R16
R17
R18
R19
R20
C13 C14 C15 C16
15p 15p 15p 15p
R21 30
D-
D+
R22 30
C17 C18
15p 15p
30
30
D1-
D1+
30
30
30
30
D2-
D2+
D3-
D3+
D4-
30 ^D4+
30
VCC
D-
D+
D1-
D1+
R1
R2
15K
15K
R34
R35
R36
R37
R38
R39
R40
R41
R42
220 220 220 220 220 220 220 220 220
D5
D1
D2
D3
D4
D6
D7
D8
D9
PWEN1
FL1
FL2
PWEN2
U2
1
2
3
4
C/A
F/A
F/B
C/B
VCC2
O/A
IN
GND
O/B
8
7
6
5
PW1
PW2
LEDHUB
LEDEN1
LEDEN2
LEDEN3
LEDEN4
LED LED LED LED LED LED LED LED LED
LEDOC1
LEDOC2
LEDOC3
LEDOC4
VCC
AIC1526-0
R3
R4
15K
15K
D2-
D2+
R33
7.5K
C34 _10u
C33
0.1u
1
2
3
4
USB1
USB(B)
C29
0.1u
C1
120u
C3 _0.1u
C2
120u
C30
0.1u
USB2
USB(A)
1
2
3
4
USB3
USB(A)
1
2
3
4
VCC
RESET
+ C7
10u
R43
3.3K
C41
X1
30p
Y1
12MHz
C42
X2
30p
R30
R29 10K
R28 10K
R23 10K
10K
OCP1 R24
FL1
10K
OCP2
R25
FL2
10K
OCP3
R26
FL3
OCP4
10K
R27
FL4
+ C37 + C38 + C39
10K
+ C40
0.1u 0.1u 0.1u
0.1u
Vendor ID / Product ID build in EEPROM
VCC
U1
1
2
3
4
A0
A1
A2
VSS
VCC
RC
SCL
SDA
8
7
6
5
VCC
SCL
SDA
24LC04B
PWEN3
FL3
FL4
PWEN4
D3-
D3+
R5
R6
15K
15K
U3
1
2
3
4
C/A
F/A
F/B
C/B
O/A
IN
GND
O/B
8
7
6
5
AIC1526-0
VCC2
PW3
PW4
R7
R8
15K
15K
D4-
D4+
C31
0.1u
C4
120u
C6 _0.1u
C5
120u
C32
0.1u
USB4
USB(A)
1
2
3
4
USB5
USB(A)
1
2
3
4
Size
Date:
inbond
WINBOND ELECTRONICS CORP.
Document Number
W81181D Reference Schematic
Rev
2.1
Friday, July 09, 1999
Sheet
1
of 1
- 15 -
Publication Release Date: October 1999
Revision A1