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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 .
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