USB 2.0 High-Speed 4-Port Hub Controller
Datasheet
LED_A1_N/PRT_SWP1
LED_B2_N/BOOST1
LED_A3_N/PRT_SWP3
LED_B3_N/GANG_EN
PRTPWR3
37
38
39
40
41
42
43
44
45
46
47
48
24
23
22
21
20
19
18
17
16
15
14
13
PRTPWR_POL
SUSP_IND/LOCAL_PWR/NON_REM0
SEL48
VDDA33
OCS2_N
SMSC
USB2514
(Top View QFN-48)
USBUP_DM
USBUP_DP
XTAL2
PRTPWR2
VDD33CR
VDD18
XTAL1/CLKIN
VDD18PLL
RBIAS
OCS1_N
PRTPWR1
Thermal Slug
(must be connected to VSS)
TEST
VDD33PLL
LED_A4_N/PRT_SWP4
Indicates pins on the bottom of the device.
Figure 1.2 USB2514 48-Pin QFN
SMSC USB2514
7
Revision 1.92 (05-08-07)
DATASHEET