5 4 3 2 1 LAN9512 64QFN Customer Evaluation Board PCB Revision B D D Schematic Revision 1.0 Design Details Board: Chip: Board Form Factor: Assembly No. 6577 64 Pin QFN 4" X 2.5" Circuit Diagrams utilizing SMSC Products Are Included As A Means Of Illustrating Typical Semiconductor Applications: Consequently Complete Information Sufficient For Construction Purposes Is Not Necessarily Given. The Information Has Been Carefully Checked And Is Believed To Be Entirely Reliable. However, No Responsibility Is Assumed For Inaccuracies. Furthermore, Such Information Does Not Convey To The Purchaser Of The Semiconductor Devices Described Any License Under The Patent Rights Of SMSC Or Others. SMSC Reserves The Right To Make Changes At Any Time In Order To Improve Design And Supply The Best Product Possible. C ITEM C Page Title Page 1 EMI/ESDand Ethernet 2 LAN9512 and Power 3 B B A A Title LAN9512 2-Port USB 2.0 to Ethernet Hub Size C Date: 5 4 3 2 Assembly No. Engineer R.W. 6577 Tuesday, August 25, 2009 1 PCB Rev Schematic Rev B Sheet 1.0 1 of 3 4 3 LAN9512 Upstream U6 VDDA33 +3.3V VDD18CORE 15 38 VDD18CORE VDD18CORE Place 4.7uF by LAN9512-38 D VDD18ETHPLL VDD18USBPLL 48 62 VDD18ETHPLL VDD18USBPLL VBUS_DET VDD18USBPLL VDD18ETHPLL FB2 1 2 2.0Amp/0.05 DCR 1 C32 0.1uF 10V 10% 2 C31 1.0uF 6.3V 10% 0402 2 C26 0.1uF 10V 10% VBUS_DET USBDP0 59 USBDP0 USBDM0 58 USBDM0 2 63 12.0K 1/10W 1% PRTCTL2 14 USBDP0 3 USBDM0 3 USBRBIAS PRTCTL2 USBDP2 2 USBDP2 USBDM2 1 USBDM2 USBDP3 4 USBDP3 USBDM3 3 USBDM3 USBDP2 3 R56 1 USBDM2 3 2 2 EECS 1 6 7 CS NC NC GND 1 1 R78 CLK24_EN 3 10.0K 1/10W 1% 5 1x3 nFDX_LED_GPIO0 3 nSPD_LED_GPIO2 3 nRESET 12 0 R161 2 #3 Plated Hole w_GND nTRST TDO TDI TMS TCK 1 2 3 4 5 6 NC #3 Plated Hole w_GND R162 1 2 10.0K R163 1 R165 1 R164 1 2 10.0K 2 10.0K 2 10.0K 3 1 NC +3.3V J16 1 1 RXP RXN TXP TXN 55 56 TXP TXN nFDX_LED/GPIO0 nLNKA_LED/GPIO1 nSPD_LED/GPIO2 20 21 22 nFDX_LED_GPIO0 nLNKA_LED_GPIO1 nSPD_LED_GPIO2 GPIO3 GPIO4 GPIO5 GPIO6 GPIO7 35 36 37 42 43 GPIO3 GPIO4 GPIO5 GPIO6 GPIO7 PWR2_D 1 VCC USBDM2_D USBDP2_D 2 3 DD+ RXP 3 RXN 3 4 GND TXP 3 TXN 3 5 6 SHLD1 SHLD2 n_RESET Clocks 61 XI XO 60 XO nTRST TMS TDI TDO TCK 28 29 30 31 32 nTRST TMS TDI TDO TCK USB Type-A RA USB_TYPE_A PWR3_D 1 VCC USBDM3_D USBDP3_D 2 3 DD+ 4 GND 5 6 SHLD1 SHLD2 TP4 CLK24_EN 44 CLK24_EN 1 CLK24_OUT 45 CLK24_OUT 1 P5 GND_USB 3 PWR3_D USB Type-A RA USB_TYPE_A GND_USB 1 1.00M Y1 25.000MHz HC49US 2 1 C58 33pF 50V 5% 2 MTG4 TEST1 TEST2 TEST3 TEST4 R87 2 #3 Plated Hole w_GND MTG3 GND_USB P4 JTAG+ No Connects NC NC NC NC NC NC 6 7 8 9 17 18 PWR2 USBDM2_D USBDP2_D USBDM3_D USBDP3_D PWR2 PWR3 LAN9512 1 NC 2 #3 Plated Hole w_GND GND_USB1 0 TP5 C61 0.01uF 50V 10% DNP 2 MTG2 2 USBDM3 3 52 53 AUTOMDIX_EN XI nRESET 1 1 1 0.1uF 10V 332 USBDP3 3 RXP RXN EXRES R76 10.0K 1/10W 1% TP3 1 NC SHLD1 SHLD2 USB Type-B Right Angle AMP_292304-1 EEDO EECS EECLK 25 24 23 GPIO + Misc. 13 34 40 47 +3.3V 2x5 MTG1 2 C TP2 1 EEDI +3.3V 1 3 nLNKA_LED_GPIO1 GPIO0 GPIO2 GPIO4 GPIO6 2 4 6 8 10 50 12.4K 1% AUTOMDIX_EN 41 0 R159 J15 1 3 5 7 9 GPIO1 GPIO3 GPIO5 GPIO7 EEDO EECS EECLK Ethernet 2 +3.3V R166 0 26 R52 1 2 C GND 5 6 2 3 PWR2_D 93LC66A SOIC-8 R42 10.0K 1/16W 1% 2 2 4 D Downstream EEPROM EEDI C37 0.1uF 10V 10% +3.3V JP27 1 DD+ USBDM2_D USBDP2_D USBDM3_D USBDP3_D PWR2 3 PWR3 3 C59 33pF 50V 5% 3 3 3 3 PWR3 1 1x3 2 3 + C44 150uF 10V 20% - + - 2 10.0K 1/10W 1% 2 1 VCC 8 4Kbit 3 PRTCTL3 R55 1 R39 1 1 1 1 VCC 2 R22 AUTOMDIX_EN DIN DO CLK C40 2 JP9 3 4 2 1 EEDO EEDI EECLK +3.3V PRTCTL3 16 +3.3V USBDM0_D USBDP0_D 3 USBDM0_D 3 USBDP0_D 39.2K 1/10W 1% 1 GND_USB1 0 U5 C39 0.1uF 10V 10% 2 Downstream Place 1.0uF by LAN9512-38 Miscellaneous Components R43 61.9K 1/10W 1% C38 1.0uF 16V 10% P3 R41 1 2 1 C25 0.1uF 10V 10% 11 1/10W 2 1% 3 65 1x3 R46 1 1 1 1 C24 0.1uF 10V 10% 2 C23 0.1uF 10V 10% 2 1 1 C22 0.1uF 10V 10% 2 2 C21 4.7uF 6.3V 20% 0603 DNP 2 1 1 TP8 R40 825 1 JP22 1 Upstream +3.3V 2 2.0Amp/0.05 DCR +3.3V VBUS_DET2 VSS(FLAG) 2 2 C36 0.1uF 10V 10% VDD33A VDD33A VDD33A VDD33A VDD33A VDD33A VDD33A 1 VDD33IO VDD33IO VDD33IO VDD33IO VDD33IO 1 5 10 49 51 54 57 64 2 19 27 33 39 46 1 C34 0.1uF 10V 10% 2 C20 0.1uF 10V 10% 2 C19 0.1uF 10V 10% 1 1 1 C18 0.1uF 10V 10% 2 C17 0.1uF 10V 10% 2 C16 0.1uF 10V 10% 2 C29 0.1uF 10V 10% 1 1 1 C28 0.1uF 10V 10% 2 2 2 C27 4.7uF 6.3V 20% 0603 2 1 1 1 1 2 TP7 VCC_USB FB5 Power VDDA33 2.0Amp/0.05 DCR FB1 2 +3.3V 1 VDD18CORE 1 1 Power Supply Filtering LAN9512 2 1 5 C46 150uF 10V 20% 1x6 B B Power Switching Downstream VCC_USB A C60 1.0uF 16V 10% PRTCTL2 LED3 Green LED LED_0805 1 2 IN ENA FLGA PRTCTL3 4 3 ENB FLGB 1 7 OUTA 8 PWR2 OUTB 5 PWR3 GND 6 2 LED4 2 Green LED5 2 Green 1 DNP C41 1.0uF 6.3V +5V U3 R23 511 1/10W 1% R24 511 1/10W 1% 1 1 MIC2026-1YM SOIC-8 1 2 1/10W 1% R10 402 1/10W 1% 2 1 2 2 G C62 0.1uF 10V 10% 4 1 R9 10.0K +3.3V R57 0 3 LP38693MP-3.3 SOT223_5 500mA 1 VOUT 1x3 1 2 C5 0.1uF 25V 10% Pin 5 is TAB 5 VIN VEN NC Q1 C64 1.0uF 16V 10% 2 VR1 4 1 2 S S S 1 +5V R7 100K 1/10W 1% 2 2 POWER SUPPLY 1 C1 + 22uF 16V 10% 2 SPDT_TINY_TOG 3 2 1 2 3 2 1 S1 GND GND F1 3A FUSE_SMF 2 3 8 7 6 5 1 1 GND INT 1 +V 3 D D D D 2 IRF7424PBF 1 +5V_FUSE 2 P1 +3.3V 1 +5V JP1 1 2 Input Power C63 0.1uF 10V 10% A Title LAN9512 64QFN Size C Date: 5 4 3 2 Assembly No. Engineer R.W. 6577 Tuesday, August 25, 2009 1 PCB Rev Schematic Rev B Sheet 1.0 2 of 3 5 4 3 2 1 EMI and ESD FB4 PWR2 DNP D1 BGX50AINCT-ND 4 PWR2_D 2 PWR2_D 2 2.0Amp/0.05 DCR C30 0.1uF 10V 10% DNP D 3 2 2 D 1 1 1 2 PWR2 FB6 USBDM2 2 USBDM2 4 USBDP2 2 USBDP2 1 3 USBDM2_D 2 USBDP2_D USBDM2_D 2 USBDP2_D 2 2.0 Amp/0.05 DCR FB9 DNP DNP D2 BGX50AINCT-ND 1 1 1 4 PWR3_D 2 PWR3_D 2 2.0Amp/0.05 DCR C33 0.1uF 10V 10% DNP 3 2 2 PWR3 2 PWR3 FB7 USBDM3 2 USBDM3 C 4 USBDP3 2 USBDP3 1 3 USBDM3_D 2 USBDP3_D 2.0 Amp/0.05 DCR C USBDP3_D 2 VCC_USB 1 DNP USBDM3_D 2 DNP D5 BGX50AINCT-ND 4 3 2 Note: Ferrites, common mode chokes and ESD diodes are normally NOT populated. Part terminals have been shorted to allow normal operation without parts. Exposed traces in footprints must be cut prior to installation of these parts. FB13 2 USBDM0 2 USBDP0 USBDM0 4 3 USBDM0_D USBDP0 1 2 USBDP0_D USBDM0_D 2 USBDP0_D 2 2.0 Amp/0.05 DCR DNP FULL DUPLEX Ethernet R66 332 1/10W GRN A 1 TD+ 4 TXCT 4&5 TXN 2 TD- 2 RXP 3 RD+ 5 RXCT 7&8 6 RD- 6 7 NC 8 CHS GND 75 75 1 2 RCV C54 15pF 50V 5% DNP C55 15pF 50V 5% DNP 1 A C56 15pF 50V 5% DNP 2 2 +3.3V Pulse - J0011D01BNL RXP RXN 1 TXP TXN A MTG MTG 16 15 GND GND 14 13 C52 0.022uF 50V 10% 2 kV YEL 1 2 A IMPORTANT NOTE: Capacitors C53-C56 are optional and are not present on the LAN9512 CEB. These capacitors are required for operation in an EMI constrained environment. 3 2 1000 pF 75 1 75 12 RXN 2 RXN R157 0 1210 RJ45 1 C 2 RXP nFDX_LED_GPIO0 2 nLNKA_LED_GPIO1 2 nSPD_LED_GPIO2 2 XMIT 11 2 TXN nFDX_LED_GPIO0 nLNKA_LED_GPIO1 nSPD_LED_GPIO2 9 T1 TXP 2 TXP B 2 10 R65 10 1/16W 1% 2 332 1/10W 1% Green LED LED_0805 +3.3V 1 C 1 R64 49.9 1/16W 1% 1 2 1 R63 49.9 1/16W 1% 2 1 2 1 2 1 2 R62 49.9 1/16W 1% 2 LED8 nLNKA_LED_GPIO1 R61 49.9 1/16W 1% 1 2 VDDA33 +3.3V R72 nFDX_LED_GPIO0 1 B NOTE: Place 49.9 ohm resistors near LAN9512. Place 10 ohm resistor near transformers. C57 15pF 50V 5% DNP R44 nSPD_LED_GPIO2 1 2 Title Power and Ethernet 332 1/10W 1% Size C Date: 5 4 3 2 Assembly No. Engineer R.W. 6577 Tuesday, August 25, 2009 1 PCB Rev Schematic Rev B Sheet 1.0 3 of 3