Manuel d'utilisation / d'entretien du produit USB2504 du fabricant SMSC
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SMSC USB2504/USB2504A DA T ASHEET Revision 2.3 (08-27-07) Datasheet PRODUCT FEA TURES USB2504/ USB2504A Integrated USB 2.0 Comp atible 4-Port Hub Integrated USB 2.0 Compatible 4-Port Hub — 4 T ransaction T ranslators for highest perfo rmance — High-S peed (480Mbits/s), Full-S pe ed (12Mbits/s) and Low-S peed (1.
ORDER NUMBERS: USB2504/USB2504A-JT FOR 64 PIN TQ FP LEAD-FREE R OHS COMPLIANT P ACKAGE Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 2 SMSC USB2504/USB2504A DA T ASHEET 80 ARKA Y DRIVE, HAUPP AUGE, NY 1 1788 (631) 435-6 000, FAX ( 631) 273-3123 Copyright © 20 07 SMSC or its subsidiari es.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 3 Revision 2.3 (08-27-07) DA T ASHEET T able of Content s Chapter 1 General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 4 SMSC USB2504/USB2504A DA T ASHEET Chapter 10 Package Outline . . . . . . .
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 5 Revision 2.3 (08-27-07) DA T ASHEET List of Figures Figure 3.1 4-Port 64 Pin TQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 6 SMSC USB2504/USB2504A DA T ASHEET List of T ables Table 2. 1 4-Port Pin Table for 64-TQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 7 Revision 2.3 (08-27-07) DA T ASHEET Chapter 1 General Description The SMSC 4-Port Hub is fully complian t with th e USB 2.0 S pecification and will attach to a USB host as a Full-S peed Hub or as a Full-/High-Speed Hub.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 8 SMSC USB2504/USB2504A DA T ASHEET Chapter 2 Pin T able 4-Port T abl e 2.1 4-Port Pin T able for 64-TQFP UPSTREAM USB 2.0 INTERF ACE (3 PINS) USBDP0 USBDN0 VBUS_DET 4-PORT USB 2.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 9 Revision 2.3 (08-27-07) DA T ASHEET Chapter 3 Pin Configuration 4-Port Hub Figure 3.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 10 SMSC USB2504/USB2504A DA T ASHEET Chapter 4 4-Port Hub Block Diagram Figure 4.1 4-Port Bloc k Diagram T able 4.1 4-Port Hub Pin Descript ions NAME SYMBOL T YPE FUNCTION UPSTREAM USB 2.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 1 1 Revision 2.3 (08-27-07) DA T ASHEET 4-PORT USB 2.0 HUB INTERF ACE High-S peed USB Data USBDN[4:1] USBDP[4:1] IO-U These pins connect to the downstream USB peripheral devices attached to the Hub’s ports.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 12 SMSC USB2504/USB2504A DA T ASHEET Port 4 Amber LED & LED Enable strapping option AM4/ LED_EN I/O12 Amber indicator LED for port 4. Will be active low when LED support is enabled via EEPROM or SMBus.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 13 Revision 2.3 (08-27-07) DA T ASHEET SERIAL PORT INTERF ACE Serial Data/SMB Data SDA/SMBDA T A IOSD12 (Serial Data)/(SMB Data) signal. Serial Clock/SMB Clock SCL/SMBCLK IOSD12 (Serial Clock)/(SMB Clock) signal.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 14 SMSC USB2504/USB2504A DA T ASHEET RESET Input RESET_N IS This active low signal is used by the system to reset the chip. The minimum active low pulse is 1us. Self-Power / Bus-Power Detect SELF_PWR I Detects availability of local self-power source.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 15 Revision 2.3 (08-27-07) DA T ASHEET T able 4.5 Buffer T ype Descriptions BUFFER DESCRIPTION I Input. IPD Input, with a weak Internal pull-down. IPU Input, with a weak Internal pull-up.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 16 SMSC USB2504/USB2504A DA T ASHEET Chapter 5 Functional Block Description 5.1 4-Port Hub SMSC’s USB 2.0 4-Port Hub is fully specification co mpliant to the Universal Serial Bus S pecificati on Revision 2.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 17 Revision 2.3 (08-27-07) DA T ASHEET 5.1.1.5 Port Indicators Controls the use of LED indicator for Po rt status information. See Se ction 1 1.5.3 of the USB 2.0 S pecification for additional de tails.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 18 SMSC USB2504/USB2504A DA T ASHEET 5.1.1.12 Non-Re movable Device Informs the Host if one of the active ports has a permanent device that is undetachable from the Hub. (Note: The device must prov ide its own descripto r data.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 19 Revision 2.3 (08-27-07) DA T ASHEET 5.1.1.19 Self-powered Hub Controller Curre nt When in Self-Powered configurati on, Maximum current requirements of the Hub Controller in 2mA increments.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 20 SMSC USB2504/USB2504A DA T ASHEET 5.2.1.2 Pull-Up Resistor The Circuit board designe r is required to place external pull-up resistors (10K Ω re commended) on the SDA/SMBDA T A & SCL/SMBCLK/CFG _SELO lines (per SMBus 1.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 21 Revision 2.3 (08-27-07) DA T ASHEET 5.2.3.1 EEPROM Offset 1:0(h) - V endor ID 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 22 SMSC USB2504/USB2504A DA T ASHEET 5.2.3.5 EEPROM Offset 7(h) - CONFIG_BYTE_2 3 EOP_DISABLE EOP Disable: Disables EOP generation at EOF1 when no dow nstream directed traffic is in progress.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 23 Revision 2.3 (08-27-07) DA T ASHEET 5.2.3.6 EEPROM Offset 8(h) - Non-Removable Device 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 24 SMSC USB2504/USB2504A DA T ASHEET 5.2.3.9 EEPROM Offs et B(h) - Max Power For Self Powered Operation 5.2.3.10 EEPROM Offs et C(h) - Max Power For Bus Powered Operation 5.2.3.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 25 Revision 2.3 (08-27-07) DA T ASHEET 5.2.3.12 EEPROM Offs et E(h) - Hub Controller Max Current For Bus Powered Operation 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 26 SMSC USB2504/USB2504A DA T ASHEET 5.3.1.1 Byte Protocols When using the Hub SMBus Interface for byte trans fers, a write will al ways consist of the SMBus Interface Slave Address byte, foll owed by the Internal Address Register by te, then the data byte.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 27 Revision 2.3 (08-27-07) DA T ASHEET 5.3.4 S lave Device Time-Out According to the SMBus S pecificat ion, V1.0 devices in a transfer can a bort the transfer in progress and release the bus when any single clock low interval exceeds 25ms (T TIMEOUT , MIN ).
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 28 SMSC USB2504/USB2504A DA T ASHEET 5.3.9.1 Register 00h: S tatus/Command ( Reset = 0x00) 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 29 Revision 2.3 (08-27-07) DA T ASHEET 5.3.9.3 Register 02h: V endor ID (MSB) (Reset = 0x00 ) 5.3.9.4 Register 03h: Product ID (LSB) (Reset = 0x00) 5.3.9.5 Register 04h: Product ID (MSB) (Reset = 0x00) 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 30 SMSC USB2504/USB2504A DA T ASHEET 5.3.9.9 Register 08h: Co nfiguration Dat a Byte 2 (Reset = 0x00) 5 HS_DISABLE High S peed Disable: Di sables the capability to at tach as either a High/Full- speed device, and forces attachment as Full-speed only i.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 31 Revision 2.3 (08-27-07) DA T ASHEET 5.3.9.10 Register 09h: Non- Removable Device (R eset = 0x00) 5.3.9.1 1 Register 0Ah: Po rt Disable For Self Powered Operation (Rese t = 0x00) 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 32 SMSC USB2504/USB2504A DA T ASHEET 5.3.9.14 Register 0Dh: Max Power For Bus Powered Operation (Reset = 0x00) 5.3.9.15 Register 0Eh: Hub Contr oller Max Curr ent For Self Powered Opera tion (Reset = 0x00) 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 33 Revision 2.3 (08-27-07) DA T ASHEET 5.3.9.17 Register 10h: Power-On T ime (Reset = 0x00) 5.3.9.18 Undefi ned Registe rs The registers shown in Ta b l e 5 . 4 are the defined reg isters in the Hub.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 34 SMSC USB2504/USB2504A DA T ASHEET Figure 5.1 LED Strappi ng Option 5.6 Reset There are two different resets th at the Hub experiences. One is a hardware reset (via the RESET_N pin) and the second is a USB Bus Reset.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 35 Revision 2.3 (08-27-07) DA T ASHEET 5.6.1.1 RESET_N for St rappin g Option Configuration Figure 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 36 SMSC USB2504/USB2504A DA T ASHEET 5.6.1.2 RESET_N for EEPROM Configuration Figure 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 37 Revision 2.3 (08-27-07) DA T ASHEET 5.6.1.3 RESET_N for SMBus Slave Configuration Figure 5.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 38 SMSC USB2504/USB2504A DA T ASHEET 5. Moves device from suspended to active (if suspende d). 6. Complies with Section 1 1.10 of the USB 2.0 S peci f ication for behavior after completion of the reset sequence.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 39 Revision 2.3 (08-27-07) DA T ASHEET Chapter 6 Backward Comp atibility to the USB20H04 The USB2504/USB2504A is pin compatible to the USB20H04, but is not designed to be a direct drop- in replacement.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 40 SMSC USB2504/USB2504A DA T ASHEET Chapter 7 XNOR T est XNOR continuity tests all signal pin s on the Hub (every pin except for NC, XT AL1/CLKIN, XT AL2, A TEST/REG_EN, RBIAS, TEST1 , Power , and Ground).
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 41 Revision 2.3 (08-27-07) DA T ASHEET Chapter 8 DC Parameters 8.1 Maximum Guaranteed Ratings Note: S tresses above th e specified parameters coul d cause permanen t damage to the device.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 42 SMSC USB2504/USB2504A DA T ASHEET 8.2 Recommended Operating Conditions PARAMETER SYMBOL MIN MAX U NITS COMMENTS Operating T e mperature T A 07 0 ° C 1.8V supply voltage V DDA18PLL V DD18 1.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 43 Revision 2.3 (08-27-07) DA T ASHEET ICLK Input Buffer Low Input Le vel High Input Le ve l Input Leakage Hysteresis V ILCK V IHCK I IL V HYSC 2.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 44 SMSC USB2504/USB2504A DA T ASHEET Notes: 1. Output leakage i s measured with the current pins in high impedance. 2. See USB 2.0 S pecificatio n for U SB DC electrical characteristics.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 45 Revision 2.3 (08-27-07) DA T ASHEET Chapter 9 AC S pecifications 9.1 Oscillator/Clock Crystal: Parallel Resonant, Fundamental Mode, 24 MHz ± 100ppm. External Clock: 50% Duty cycl e ± 1 0 % , 2 4 M H z ± 10 0ppm, Jitter < 100 ps rms.
Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 46 SMSC USB2504/USB2504A DA T ASHEET Chapter 10 Package Outline Figure 10.1 64 Pin TQFP Packag e Outline (10x10x1.4 m m body - 2 mm foot print) Notes: 1. Controlling Unit: millimete r .
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté SMSC USB2504 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du SMSC USB2504 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation SMSC USB2504, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le SMSC USB2504 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le SMSC USB2504, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du SMSC USB2504.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le SMSC USB2504. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei SMSC USB2504 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
