USB 2.0 HSIC Hi-Speed 4-Port Hub Controller
Datasheet
3.2
Pin Assignments
Table 3.2 48-SQFN Package Pin Assignments
PIN NUM
PIN NAME
PIN NUM
PIN NAME
1
2
VBAT
NC
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
SPI_CE_N
SPI_DO/SPI_SPD_SEL
SPI_CLK
3
USBDN1_DM/PRT_DIS_M1
USBDN1_DP/PRT_DIS_P1
USBDN2_DM/PRT_DIS_M2
USBDN2_DP/PRT_DIS_P2
NC
4
UART_RX/OCS3_N
PRTPWR4/PRTCTL4
UART_TX/OCS4_N
SDA/SMBDATA
VDD33
5
6
7
8
USBDN3_DM/PRT_DIS_M3
USBDN3_DP/PRT_DIS_P3
USBDN4_DM/PRT_DIS_M4
USBDN4_DP/PRT_DIS_P4
VDDA33
9
SCL/SMBCLK
NC
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
RESET_N
VBUS_DET
SOF
VDDA33
SUSPEND
VDD12
PRTPWR1/PRTCTL1/
OCS1_N
FLEX_HSIC_UP_STROBE
FLEX_USBUP_DM/PRT_DIS_M0
FLEX_USBUP_DP/PRT_DIS_P0
FLEX_HSIC_UP_DATA
XTAL2
VDDCR12
VDD33
PRTPWR2/PRTCTL2/
OCS2_N
XTAL1/REFCLK
NC
PRTPWR3/PRTCTL3
NC
RBIAS
NC
VDDCOREREG
VDDA33
SPI_DI
Revision 1.0 (06-17-13)
20
SMSC USB4604
DATASHEET
SMSC [ SMSC CORPORATION ]
