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USB 2.0 Hi-Speed Hub Controller
Datasheet
SMSC USB251x 17 Revision 1.0 (3-11-09)
DATASHEET
Figure 5.6 7-Port 64-Pin QFN
Ground Pad
(must be connected to VSS)
SMSC
USB2517/17i
(Top View QFN-64)
USBDP_DN[6] / PRT_DIS_P[6]
54
USBDM_DN[7] / PRT_DIS_M[7]
55
USBDM_DN[6] / PRT_DIS_M[6]
53
USBDP_DN[7] / PRT_DIS_P[7]
56
VDD33
57
USBDP_UP
59
XTALOUT
60
XTALIN / CLKIN
61
RBIAS
64
VDD33
63
PLLFILT
62
USBDM_UP
58
VDD33
1
USBDM_DN[1] / PRT_DIS_M[1]
2
USBDP_DN[1] / PRT_DIS_P[1]
3
USBDM_DN[2] / PRT_DIS_M[2]
4
USBDP_DN[2] / PRT_DIS_P[2]
5
USBDM_DN[3] / PRT_DIS_M[3]
6
USBDP_DN[3] / PRT_DIS_P[3]
7
USBDM_DN[4] / PRT_DIS_M[4]
8
USBDP_DN[4] / PRT_DIS_P[4]
9
USBDP_DN[5] / PRT_DIS_P[5]
10
USBDM_DN[5] / PRT_DIS_M[5]
11
VDD33
12
27
OCS_N[2]
26
PRTPWR[2]
25
CRFILT
24
VDD33
23
OCS_N[4]
22
PRTPWR[3]
21
OCS_N[3]
20
PRTPWR[4]
19
TEST
29
PRTPWR[1]
28
OCS_N[1]
30
PRTPWR[5]
45
VDD33
44
SUSP_IND / LOCAL_PWR / NON_REM[0]
43
VBUS_DET
42
HS_IND / CFG_SEL[1]
41
SCL / SMBCLK / CFG_SEL[0]
40
SDA / SMBDATA / NON_REM[1]
39
PRTPWR[6]
38
OCS_N[6]
46
RESET_N
37
OCS_N[7]
36
PRTPWR[7]
35
OCS_N[5]
LED_B_N[1] / BOOST[0]
50
LED_A_N[1] / PRTSWP[1]
51
LED_A_N[2] / PRTSWP[2]
49
VDD33
52
47
LED_B_N[2] / BOOST[1]
LED_A_N[3] / PRTSWP[3]
48
33
LED_B_N[3] / GANG_EN
LED_A_N[4] / PRTSWP[4]
34
18
LED_B_N[5]
17
LED_A_N[6] / PRTSWP[6]
32
LED_B_N[4]
31
LED_A_N[5] / PRTSWP[5]
CFG_SEL[2]
13
LED_B_N[6]
14
LED_A_N[7] / PRTSWP[7]
15
LED_B_N[7]
16
Indicates pins on the bottom of the device.