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USB251 Datenblatt(PDF) 7 Page - Microchip Technology

Teilenummer USB251
Bauteilbeschribung  USB 2.0 Hi-Speed Hub Controller
PDF  57 Pages
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Hersteller  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

USB251 Datenblatt(HTML) 7 Page - Microchip Technology

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 2010 - 2015 Microchip Technology Inc.
DS00001692C-page 7
USB251xB/xBi
3.0
PIN INFORMATION
This chapter outlines the pinning configurations for each package type available, followed by a corresponding pin list
organized alphabetically. The detailed pin descriptions are listed then outlined by function in Section 3.3, "Pin Descrip-
tions (Grouped by Function)," on page 12.
3.1
Pin Configurations
The following figures detail the pinouts of the various USB251xB/xBi versions.
FIGURE 3-1:
USB2512B PIN DIAGRAM
Ground Pad
(must be connected to VSS)
USB2512B/12Bi
(Top View)
18
NC
17
16
15
14
VDD33
13
CRFILT
12
11
TEST
10
VDDA33
OCS_N2
PRTPWR2/BC_EN2
OCS_N1
PRTPWR1/BC_EN1
28
VDDA33
29
USBDP_UP
31
XTALOUT
32
33
RBIAS
36
VDDA33
35
PLLFILT
34
USBDM_UP
30
XTALIN/CLKIN
SUSP_IND/LOCAL_PWR/NON_REM0
Indicates pins on the bottom of the device.



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