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USB2533 数据表(PDF) 13 Page - Microchip Technology

部件名 USB2533
功能描述  USB 2.0 Hi-Speed 3-Port Hub Controller
PDF  50 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

USB2533 数据表(HTML) 13 Page - Microchip Technology

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USB 2.0 Hi-Speed 3-Port Hub Controller
Datasheet
 2014 Microchip Technology Inc.
DS00001702A-page 13
1
Downstream
USB D+
(Port 3)
USBDN3_DP
AIO
Downstream USB Port 3 D+ data signal.
Port 3 D+
Disable
Configuration
Strap
PRT_DIS_P3
IS
This strap is used in conjunction with
PRT_DIS_M3 to disable USB Port 3.
0 = Port 3 D+ Enabled
1 = Port 3 D+ Disabled
Note:
Both PRT_DIS_P3 and PRT_DIS_M3
must be tied to VDD33 at reset to
disable the associated port.
See Note 3.4 for more information on
configuration straps.
1
Downstream
USB D-
(Port 3)
USBDN3_DM
AIO
Downstream USB Port 3 D- data signal.
Port 3 D-
Disable
Configuration
Strap
PRT_DIS_M3
IS
This strap is used in conjunction with
PRT_DIS_P3 to disable USB Port 3.
0 = Port 3 D- Enabled
1 = Port 3 D- Disabled
Note:
Both PRT_DIS_P3 and PRT_DIS_M3
must be tied to VDD33 at reset to
disable the associated port.
See Note 3.4 for more information on
configuration straps.
I2C/SMBUS INTERFACE
1
I2C Serial
Clock Input
SCL
I_SMB
I2C serial clock input
SMBus Clock
SMBCLK
I_SMB
SMBus serial clock input
Configuration
Select 0
Configuration
Strap
CFG_SEL0
I_SMB
This strap is used in conjunction with CFG_SEL1
to set the hub configuration method. Refer to
Section 6.3.2, "Configuration Select
(CFG_SEL[1:0])," on page 29 for additional
information.
See Note 3.4 for more information on
configuration straps.
Table 3.1 Pin Descriptions (continued)
NUM PINS
NAME
SYMBOL
BUFFER
TYPE
DESCRIPTION



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