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4-Port USB 2.0 Hub Controller
Datasheet
Revision 1.63 (03-30-07) Page 8 SMSC USB20H04
DATASHEET
Chapter 3 Pinout
AM3_N
GR2_N
AM1_N
48
47
46
45
44
43
42
41
TEST_P3
VSS
OCS3_N
VBUS3_N
OCS4_N
VBUS4_N
CS/EESEL
SCK/SCL
SD/SDA
VSS
RBIAS
ATEST
VDDA33
VDDA18
VSS
XTAL1/CLKIN
XTAL2
VDDA18
VSS
VDD18
VSS
VBUSDET
SELF_PWR
SMB_SEL_N
RESET_N
64
63
62
61
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
USBDP0
USBDM0
VSS
USBDM1
USBDP1
VDDA33
USBDP2
USBDM2
VSS
USBDM3
USBDP3
VDDA33
USBDP4
USBDM4
VSS
VDDA33
NC
NC
GR4_N
GR3_N
VSS
AM2_N
AM4_N
GR1_N
VDD33
VSS
VDD18
TEST_P0
TEST_P1
21
22
23
24
25
26
27
28
29
30
31
32
34
35
36
37
38
39
40
VBUS2_N
TEST_P2
33
60
59
58
57
56
55
54
53
52
51
50
49
VDD18
OCS1_N
VBUS1_N
OCS2_N
CLKIN_EN
USB20H04
Figure 3.1– 64 Pin TQFP