DataSheet39.com

What is USB2503?

This electronic component, produced by the manufacturer "SMSC Corporation", performs the same function as "Integrated USB2.0 Compatible 3-Port Hub".


USB2503 Datasheet PDF - SMSC Corporation

Part Number USB2503
Description Integrated USB2.0 Compatible 3-Port Hub
Manufacturers SMSC Corporation 
Logo SMSC Corporation Logo 


There is a preview and USB2503 download ( pdf file ) link at the bottom of this page.





Total 30 Pages



Preview 1 page

No Preview Available ! USB2503 datasheet, circuit

www.DataSheet4U.com
USB2503/
USB2503A
Integrated USB 2.0
Compatible 3-Port Hub
PRODUCT FEATURES
„ Integrated USB 2.0 Compatible 3-Port Hub
— 3 Transaction Translators for highest performance
— High-Speed (480Mbits/s), Full-Speed (12Mbits/s) and
Low-Speed (1.5Mbits/s) compatible
— Full power management with per port or ganged,
selectable power control
— Detects Bus-Power/Self-Power source and changes
mode automatically
„ Complete USB Specification 2.0 Compatibility
— Includes USB 2.0 Transceivers
„ VID/PID/DID, and Port Configuration for Hub via:
— Single Serial I2C EEPROM
— SMBus Slave Port
„ Default VID/PID/DID, allows functionality when
configuration EEPROM is absent
„ Hardware Strapping options allow for configuration
without an external EEPROM or SMBus Host
Datasheet
„ On-Board 24MHz Crystal Driver Circuit or 24 MHz
external clock driver
„ Internal PLL for 480MHz USB 2.0 Sampling
„ Internal 1.8V Linear Voltage Regulator
„ Integrated USB termination and Pull-up/Pull-down
resistors
„ Internal Short Circuit protection of USB differential
signal pins
„ 1.8 Volt Low Power Core Operation
„ 3.3 Volt I/O with 5V Input Tolerance
„ 48 Pin QFN lead-free RoHS compliant package
SMSC USB2503/USB2503A
DATASHEET
Revision 2.1 (12-06-06)

line_dark_gray
USB2503 equivalent
Integrated USB 2.0 Compatible 3-Port Hub
Datasheet
List of Tables
Table 4.1 3-Port Hub Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 4.2 SMBus or EEPROM Interface Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 4.3 Miscellaneous Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 4.4 Power, Ground, and No Connect. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Table 4.5 Buffer Type Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 5.1 User-Defined Descriptor Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Table 5.2 SMBus Write Byte Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 5.3 SMBus Read Byte Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 5.4 SMBus Slave Interface Register Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 5.5 Reset_N Timing for Default/Strap Option Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Table 5.6 Reset_N Timing for EEPROM Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Table 5.7 Reset_N Timing for SMBus Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Table 7.1 DC Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Table 9.1 48 Pin QFN Package Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
SMSC USB2503/USB2503A
5
DATASHEET
Revision 2.1 (12-06-06)


line_dark_gray

Preview 5 Page


Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for USB2503 electronic component.


Information Total 30 Pages
Link URL [ Copy URL to Clipboard ]
Download [ USB2503.PDF Datasheet ]

Share Link :

Electronic Components Distributor


An electronic components distributor is a company that sources, stocks, and sells electronic components to manufacturers, engineers, and hobbyists.


SparkFun Electronics Allied Electronics DigiKey Electronics Arrow Electronics
Mouser Electronics Adafruit Newark Chip One Stop


Featured Datasheets

Part NumberDescriptionMFRS
USB2502The function is 2-Port USB 2.0 Hub Controller. MicrochipMicrochip
USB2502The function is 2-Port USB 2.0 Hub Controller. SMSC CorporationSMSC Corporation
USB2503The function is Integrated USB 2.0 Compatible 3-Port Hub. MicrochipMicrochip

Semiconductors commonly used in industry:

1N4148   |   BAW56   |   1N5400   |   NE555   |  

LM324   |   BC327   |   IRF840  |   2N3904   |  



Quick jump to:

USB2     1N4     2N2     2SA     2SC     74H     BC     HCF     IRF     KA    

LA     LM     MC     NE     ST     STK     TDA     TL     UA    



Privacy Policy   |    Contact Us     |    New    |    Search