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USB2512/12A/12B
USB2513/13B
USB2514/14B
USB2517
USB 2.0 Hi-Speed
Hub Controller
Datasheet
PRODUCT FEATURES
General Description Features
The SMSC USB251x hub is a family of low-power, OEM Full power management with individual or ganged
1
power control of each downstream port
configurable, MTT (multi transaction translator) hub
controller IC products for embedded USB solutions. The Fully integrated USB termination and pull-up/pull-
down resistors
“x” in the part number indicates the number of
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USB 2.0 Hi-Speed Hub Controller Datasheet ORDER NUMBERS: LEAD-FREE ROHS COMPLIANT TEMPERATURE ORDER NUMBERS PACKAGE PACKAGE SIZE RANGE USB2512-AEZG 36QFN 6 x 6 x 0.5 mm 0ºC to 70ºC USB2512A-AEZG USB2512B-AEZG USB2513-AEZG USB2513B-AEZG USB2514-AEZG USB2514B-AEZG USB2512i-AEZG 36QFN 6 x 6 x 0.5 mm -40ºC to 85ºC USB2512Ai-AEZG USB2512Bi-AEZG USB2513i-AEZG USB2513Bi-AEZG USB2514i-AEZG USB2514Bi-AEZG 48QFN 7 x 7 x 0.5 mm 0ºC to 70ºC USB2513-HZH USB2514-HZH USB2517-JZX 64QFN 9 x 9 x 0.5 mm 0ºC to 7
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USB 2.0 Hi-Speed Hub Controller Datasheet Table of Contents Chapter 1 USB251x Hub Family Differences Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Chapter 2 General Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Chapter 3 Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Chapter 4 Block Diagram . . . . . . . . . . . . . . . . . . . . . . .
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USB 2.0 Hi-Speed Hub Controller Datasheet 9.1 Maximum Guaranteed Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 9.2 Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Chapter 10 AC Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 10.1 Oscillator/Clock. . . . . . . . . . .
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USB 2.0 Hi-Speed Hub Controller Datasheet List of Tables Table 1.1 36-pin QFN (6x6x0.5 mm) RoHS Compliant Part Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 1.2 48-pin QFN (7x7x0.5 mm) RoHS Compliant Part Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 1.3 64-pin QFN (9x9x0.5 mm) RoHS Compliant Part Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 5.1 Pin List in Alphabetical Order . . . . . . . . . . . . . . . . . . . . . . . .
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USB 2.0 Hi-Speed Hub Controller Datasheet List of Figures Figure 4.1 USB251x Hub Family Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 5.1 2-Port 36-Pin QFN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 5.2 3-Port 36-pin QFN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Figure 5.3 4-Port 3
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USB 2.0 Hi-Speed Hub Controller Datasheet Chapter 1 USB251x Hub Family Differences Overview Table 1.1 36-pin QFN (6x6x0.5 mm) RoHS Compliant Part Numbers Part Down- Default True Battery LED Port Clock 0ºC -40ºC Number stream TT Speed Charging Indicators (MHz) to to ports 70ºC 85ºC USB2512 24 USB2512A 2 multi** * USB2512B USB2512i 24 USB2512Bi 2 multi** * USB2512Ai USB2513 3 24 multi * USB2513B USB2513i 24 3 multi * USB2513Bi USB2514 4 24 multi * USB2514B USB2514i 24 4 multi * US
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USB 2.0 High-Speed 2-Port Hub Controller Datasheet Chapter 2 General Description The SMSC USB251x hub family is a group of low-power, OEM configurable, MTT (multi 1 transaction translator) hub controller IC’s with downstream ports for embedded USB solutions. The SMSC USB251x hub family is fully compliant with the USB 2.0 specification. Each of the SMSC hub controllers can attach to an upstream port as a full-speed hub or as a full-/hi-speed hub. The SMSC hub controllers support low-speed, full-s
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USB 2.0 Hi-Speed Hub Controller Datasheet Supports custom string descriptors (up to 31 characters): - Product string - Manufacturer string - Serial number string When available, pin selectable options for default configuration may include: -Downstream ports as non-removable ports -Downstream ports as disabled ports -Downstream port power control and over-current detection on a ganged or individual basis -USB signal drive strength -USB differential pair pin location SMSC USB251x 9 Revision
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USB 2.0 Hi-Speed Hub Controller Datasheet Chapter 3 Acronyms 2 ® 1 I C : Inter-Integrated Circuit OCS: Over-Current Sense PCB: Printed Circuit Board PHY: Physical Layer PLL: Phase-Locked Loop QFN: Quad Flat No Leads RoHS: Restriction of Hazardous Substances Directive SCL: Serial Clock SIE: Serial Interface Engine SMBus: System Management Bus TT: Transaction Translator 2 1.I C is a registered trademark of Philips Corporation. Revision 1.0 (3-11-09) 10 SMSC USB251x DATASHEET
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USB 2.0 Hi-Speed Hub Controller Datasheet Chapter 4 Block Diagram To EEPROM or SMBus Master To Upstream Upstream 24 MHz V USB Data BUS SCK SDA Crystal 3.3 V Serial Bus- Regulator PLL Interface Power Upstream Detect/ PHY V Pulse bus Serial Interface Repeater Controller Engine 3.3 V TT TT Port ... Controller Regulator #1 #x CRFILT Routing & Port Re-Ordering Logic Port #1 Port #x OC Sense OC Sense PHY#1 ... PHY#x Switch Driver/ Switch Driver/ LED Drivers LED Drivers USB Data USB Data OC
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USB 2.0 Hi-Speed Hub Controller Datasheet Chapter 5 Pin Descriptions This chapter is organized by a set of pin configurations (organized by package type) followed by a corresponding pin list organized alphabetically. A comprehensive and detailed description list of each signal (named in the pin list) is organized by function in Table 5.2, “USB251x Pin Descriptions,” on page 22. Please refer to Table 5.3, “Buffer Type Descriptions,” on page 27 for a list of buffer types. The “N” symbol in the sig
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USB 2.0 Hi-Speed Hub Controller Datasheet SUSP_IND / LOCAL_PWR / NON_REM[0] 28 18 PRTPWR[3] / BC_EN[3]* VDD33 29 17 OCS_N[2] USBDM_UP 30 16 PRTPWR[2] / BC_EN[2]* SMSC USBDP_UP VDD33 31 15 USB2513/13i XTALOUT 32 14 CRFILT USB2513B/13Bi XTALIN / CLKIN 33 13 OCS_N[1] (Top View QFN-36) PLLFILT 34 12 PRTPWR[1] / BC_EN[1]* Ground Pad RBIAS 35 11 TEST (must be connected to VSS) VDD33 VDD33 36 10 Indicates pins on the bottom of the device. Figure 5.2 3-Port 36-pin QFN Note: *Battery charging enable (BC_
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USB 2.0 Hi-Speed Hub Controller Datasheet SUSP_IND / LOCAL_PWR / NON_REM[0] PRTPWR[3] / BC_EN[3]* 28 18 VDD33 29 17 OCS_N[2] USBDM_UP 30 16 PRTPWR[2] / BC_EN[2]* SMSC USBDP_UP 31 15 VDD33 USB2514/14i XTALOUT 32 14 CRFILT USB2514B/14Bi XTALIN / CLKIN 33 13 OCS_N[1] (Top View QFN-36) PLLFILT 34 12 PRTPWR[1] / BC_EN[1]* Ground Pad RBIAS 35 11 TEST (must be connected to VSS) VDD33 VDD33 36 10 Indicates pins on the bottom of the device. Figure 5.3 4-Port 36-pin QFN Note: *Battery charging enable (BC_
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USB 2.0 Hi-Speed Hub Controller Datasheet LED_A_N[1] / PRTSWP[1] 37 24 LED_B_N[2] / BOOST[1] PRTPWR_POL 38 23 LED_A_N[3] / PRTSWP[3] SUSP_IND / LOCAL_PWR / NON_REM[0] 39 22 LED_B_N[3] / GANG_EN SEL48 PRTPWR[3] 40 21 VDD33 41 20 OCS_N[2] SMSC USBDM_UP 42 19 PRTPWR[2] USB2513 USBDP_UP 43 18 VDD33 (Top View QFN-48) XTALOUT 44 17 CRFILT XTALIN / CLKIN OCS_N[1] 45 16 PLLFILT 46 15 PRTPWR[1] Ground Pad RBIAS 47 14 TEST (must be connected to VSS) VDD33 48 13 NC Indicates pins on the bottom of the devic
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USB 2.0 Hi-Speed Hub Controller Datasheet LED_A_N[1] / PRTSWP[1] 37 24 LED_B_N[2] / BOOST[1] PRTPWR_POL LED_A_N[3] / PRTSWP[3] 38 23 SUSP_IND / LOCAL_PWR / NON_REM[0] 39 22 LED_B_N[3] / GANG_EN SEL48 40 21 PRTPWR[3] VDD33 41 20 OCS_N[2] SMSC USBDM_UP PRTPWR[2] 42 19 USB2514 USBDP_UP 43 18 VDD33 (Top View QFN-48) XTALOUT 44 17 CRFILT XTALIN / CLKIN 45 16 OCS_N[1] PLLFILT PRTPWR[1] 46 15 Ground Pad RBIAS 47 14 TEST (must be connected to VSS) VDD33 48 13 LED_A_N[4] / PRTSWP[4] Indicates pins on the
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USB 2.0 Hi-Speed Hub Controller Datasheet LED_A_N[2] / PRTSWP[2] LED_B_N[4] 49 32 LED_B_N[1] / BOOST[0] 50 31 LED_A_N[5] / PRTSWP[5] LED_A_N[1] / PRTSWP[1] 51 30 PRTPWR[5] VDD33 52 29 PRTPWR[1] USBDM_DN[6] / PRT_DIS_M[6] OCS_N[1] 53 28 USBDP_DN[6] / PRT_DIS_P[6] 54 27 OCS_N[2] USBDM_DN[7] / PRT_DIS_M[7] 55 26 PRTPWR[2] SMSC USBDP_DN[7] / PRT_DIS_P[7] 56 25 CRFILT USB2517/17i VDD33 57 24 VDD33 (Top View QFN-64) USBDM_UP 58 23 PRTPWR[3] USBDP_UP 59 22 OCS_N[3] XTALOUT OCS_N[4] 60 21 XTALIN / CLKIN
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USB 2.0 Hi-Speed Hub Controller Datasheet Table 5.1 Pin List in Alphabetical Order PIN NUMBERS 36 QFN 48QFN 64 QFN SYMBOL NAME BC_EN[1] Battery -12 - 12 - 12 - Charging Strap BC_EN[2] - 16 - 16 - 16 - Option BC_EN[3] - 18 - 18 - BC_EN[4] - 20 - BOOST[0] PHY Boost -3650 Strapping BOOST[1] - 24 48 Option CFG_SEL[0] Configuration 24 31 41 Programming CFG_SEL[1] 25 32 42 Selection CFG_SEL[2] - 33 13 CLKIN External Clock 33 45 61 Input CRFILT Core Regulator 14 17 25 Filter Capacitor GANG_EN Gange
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USB 2.0 Hi-Speed Hub Controller Datasheet Table 5.1 Pin List in Alphabetical Order (continued) PIN NUMBERS 36 QFN 48QFN 64 QFN SYMBOL NAME NC No Connect 6 - 8 11 - NC 7 - 9 - NC 18 - 11 - NC 19 - 12 - NC 8 - 13 - NC 9 - 27 - NC 20 - 28 - NC 21 - NON_REM[0] Non- 28 39 45 Removable NON_REM[1] 22 29 40 Port Strap Option OCS_N[1] Over-Current 13 16 28 Sense OCS_N[2] 17 20 27 OCS_N[3] - 19 26 22 OCS_N[4] - 21 - 28 21 OCS_N[5] - 35 OCS_N[6] - 38 OCS_N[7] - 37 PLLFILT PLL Regulator 34 46 62 Filter
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USB 2.0 Hi-Speed Hub Controller Datasheet Table 5.1 Pin List in Alphabetical Order (continued) PIN NUMBERS 36 QFN 48QFN 64 QFN SYMBOL NAME PRTPWR[1] USB Port 12 15 29 Power Enable PRTPWR[2] 16 19 26 PRTPWR[3] - 18 21 23 PRTPWR[4] - 20 - 27 20 PRTPWR[5] - 30 PRTPWR[6] - 39 PRTPWR[7] - 36 PRTPWR_POL Port Power -38- Polarity Strapping PRTSWP[1] Port Swap -3751 Strapping PRTSWP[2] - 25 49 Option PRTSWP[3] - 23 47 PRTSWP[4] - 13 33 PRTSWP[5] - 31 PRTSWP[6] - 17 PRTSWP[7] - 15 RBIAS USB 35 47 63 T
