5 4 3 2 1 Revision History Revision Date 01A 20090305 02A 20090309 EVB-USB2514BC D Customer Evaluation Design for USB2514B, QFN36 package A 20090310 Revision Summary Initial schematic - from EVB-USB2514QFN36_B Reduced # of cap footprints per VDD18 pin to 2, shorted around optional EMI and ESD devices, changed port disable resistors to 0ohm, grouped and indicated EMI and ESD optional devices, added BC test options for all ports. Renumbered & released. A01 20091012 Re-drew with updated symbols. Author C. Johnson C. Johnson C. Johnson C. Johnson D Self-powered, 4-port USB 2.0 HUB, low-cost, Basic feature set PLUS Support for Battery Charging C C B B A A SMSC - Austin 10900-B Stonelake Blvd. Austin, TX 78759 512.502.0070 Title: Evaluation Board for USB2514 with Battery Charging Support Part Number: EVB-USB2514BC Project Size: Name: Date: Wednesday, October 14, 2009 Sheet C 5 4 3 2 Rev BobbyBC 1 A01 1 of 2 5 4 5V U5 PQ1L333M2SP J6 4 1 FB10 3 2A/0.05DCR 2 FB12 R36 1K DNP 3 C39 1.0uF IN OUT SHDn NR D 1 3V3 1 GND LED5 ORANGE "Power/Backlight" DNP 2 5 C23 2A/0.05DCR 3 C32 C30 4.7uF 1.0nF C29 18pF DNP 3V3 1.0nF R5 1K 2 U2 R14 1 ZERO R6 10K DNP 4 PRTPWR[4:1] DNP R17 OUT OUT 6 8 PWR1 2 OCS_n1 D GATE 5V 5 7 PRTPWR1 PRTPWR2 MIC2505-1 CTL FLAG IN IN GND 3 U1 MIC2026-1BM 1 4 ZERO R13 10K 7 6 ENA ENB OUTA OUTB FLAGA FLAGB 8 5 2 3 PWR1 PWR2 R1 330 R2 330 OCS_n1 OCS_n2 LED1 GRN LED2 GRN Optional IN GND U3 MIC2026-1BM 1 4 PRTPWR4 PRTPWR3 7 6 ENA ENB OUTA OUTB FLAGA FLAGB 8 5 2 3 PWR4 PWR3 OCS_n4 OCS_n3 R4 330 R3 330 LED4 GRN LED3 GRN IN GND 2 OCS_n[4:1] BR5 BGX50A 3 FB11 2A/0.05DCR 1 USBDN2_DP USBDN2_DM 12 4 3 PRTPWR1 R7 DNP Option: To disable a USB port, pull both D+ and D- high. R10 OCS2 PRTPWR2 4 ZERO Not normally populated. R8 ZERO DNP Downstream 3 DNP ZERO USBDN3_DP USBDN3_DM OCS3 PRTPWR3 3 L1 DLP11SN900SL2 2 1 3 4 16 PRTPWR2 DNP 7 6 USBDN_DP3 USBDN_DM3 18 PRTPWR3 ZERO ZERO 2 1 3 4 LED6 RED R29 100K PRTPWR4 EEPROM/Config 18pF R19 1Meg 0.1uF LOCAL_PWR RESETn 28 26 XTAL1 33 Y1 SUSP_IND/LOCAL_PWR/NON_REM0 RESET RBIAS XTAL1/CLKIN Common 24.000MHz VDD33(IO) 50ppm C14 PRTPWR4 3V3 32 11 XTAL2 18pF VDDA18PLL 34 VDD33(REG) 35 PLLFILT 0.1uF DNP VDDA33 VDDA33 VDDA33 VDDPLLREF/VDDA33 RBIAS R18 ZERO 1 2 3 7 R27 100K A0 A1 A2 WP SDA SKT1 VCC FB3 2A/0.05DCR 6 SCL U6 23 C25 C40 C38 C45 C31 DNP 0.1uF DNP 4.7uF 2 1 3 4 C28 C19 C18 C16 C41 0.1uF 0.1uF 0.1uF C27 DNP DNP DNP DNP 1 3 2 4 5 6 FB4 C2 FB5 2A/0.05DCR + C12 0.1uF 100uF FB6 1 3 2 4 5 6 1.0nF BR4 BGX50A VCC D+ DGND SH1 SH2 J3 PWR3 USBDN_DP3 USBDN_DM3 C8 GND SH1 SH2 C3 VCC D+ DGND SH1 SH2 B C42 GND 3 L4 DLP11SN900SL2 4 24C04-DIP8 2 1 3 4 1 FB7 2A/0.05DCR J4 PWR4 USBDN_DP4 USBDN_DM4 C9 + C13 0.1uF 100uF FB8 1 3 2 4 5 6 1.0nF C4 EMI Option: *Note 1 *Note 1: To use these devices, cut the traces that short them, as needed. Not normally populated. VDDA33 C20 100uF VCC D+ D- J2 1.0nF ESD Option: *Note 1 0.1uF + C11 0.1uF 1 5 8 3V3 5 10 29 36 C6 BR3 BGX50A 3V3 0.1uF Internal Defaults 2 C1 PWR2 USBDN_DP2 USBDN_DM2 3 L3 DLP11SN900SL2 1 3 2 4 5 6 FB2 BR2 BGX50A 15 C17 14 R31 100K 12.0K 1% 0.1uF VDDA18CR R26 10K EEPROM Option -- DNP R30 100K 100uF DNP SDA SCL/CFG_SEL0 HS_IND/CFG_SEL1 XTAL2/CLKIN_EN TEST C22 C21 1.0uF 22 24 25 R34 10K + C10 0.1uF 4 OCS4 SDA/SMBDATA/NON_REM1 SCL/SMBCLK/CFG_SEL0 HS_IND/CFG_SEL1 C15 20 ZERO 2 21 R33 10K R35 100K C37 USBDN_DP4 USBDN_DM4 C5 4 3V3 9 8 R12 OCS_n4 R28 1K B USBDN4_DP USBDN4_DM C J1 1.0nF DNP R16 Downstream 4 FB1 2A/0.05DCR 1 DNP GND SH1 SH2 330 PWR1 USBDN_DP1 USBDN_DM1 3 L2 DLP11SN900SL2 C43 C33 0.1uF 1 ZERO R9 Optional 4 5 6 R24 BR1 BGX50A USBDN_DP2 USBDN_DM2 R11 19 FB9 1.0nF DOWNSTREAM PRTPWR1 3V3 USBDN_DP1 USBDN_DM1 DNP OCS_n3 C35 DOWNSTREAM USBDN1_DP USBDN1_DM 2 1 R15 17 0.1uF DOWNSTREAM OCS1 Downstream 2 OCS_n2 C34 4 DOWNSTREAM 13 1 3 1.0nF Downstream 1 OCS_n1 2 USB_A-REC RA-THRU 100K USBUP_DP USBUP_DM USB_A-REC RA-THRU 1.0uF 31 30 VCC D+ D- USB_A-REC RA-THRU C USBUP_DP USBUP_DM Upstream 2 C36 1.0nF DNP R32 4 C46 USB2514BQFN36 VBUS_DET 2 VBUS_DET 27 1 3 2 USB_A-REC RA-THRU U4 100K 4 R25 VBUS_UP USBUP_DP USBUP_DM UPSTREAM J5 L5 DLP11SN900SL2 USB_B-REC RA-THRU VBUS_UP VCC D+ DGND SH1 SH2 C7 0.1uF Place between J4 and J5. C44 1.0uF DNP CRFILT C24 C26 1.0uF 0.1uF DNP 37 VSS(FLAG) A A Test -- Do not populate 3V3 3V3 R20 1K PRTPWR2 PRTPWR3 PRTPWR4 3V3 R21 1K SMSC - Austin 10900-B Stonelake Blvd. Austin, TX 78759 512.502.0070 R22 1K Title: Evaluation Board for USB2514 with Battery Charging Support Part Number: EVB-USB2514BC Project Size: Name: Date: Friday, November 06, 2009 Sheet C 5 4 3 2 Rev BobbyBC 1 A01 2 of 2