8 7 6 5 4 3 2 1 DVDD R18 330 2 R19 330 2 1 1 2 LED3 1 LED SPEED100 2 LED4 1 LED LINK&ACT MDC MDIO SD16 D D +3.3V C25 0.1UF R28 0 R29 0 TXO+ DGND SD[8..15] SD15 SD14 SD13 SD12 SD11 SD10 SD9 SD8 DVDD IO16 SA2 SA4 SA5 SA6 SA7 SA8 SA9 SA2 DVDD INT INT DVDD B DVDD C29 0.1UF C0603 (PD=100mA max. at 100BASE-TX) DVDD NEW_IOR# IOW# AEN (FROM CPU CHIP-SELECT) IOWAIT DGND R4 6.80K/1% R0603 DGND 1 2 74F32 A NEW_IOR# 10 9 9 8 8 12 13 11 10 7 11 6 12 16 1 C3 0.1UF R23 R15 R6 75 R5 R4 75 75 R3 75 C4 C C1 0.1UF 0.01U/2KV CH_GROUND AGND SD[17..31] DVDD AVDD L1 FOR 5V FIBER MODULE L2 FOR 3.3V FIBER MODULE R34 0 TXO+ TXO- R9 R10 R11 R12 83/127 83/127 83/127 62/69 R13 62/69 U1 9 8 7 6 5 4 3 2 1 FXTD+ FXTD- R33 0 +5V AVDD C24 0.1UF C0603 AGND 1 2 L2 2.2uH/SMD1812 1 2 L1 2.2uH/SMD1812 AVDD C23 0.1UF C0603 AGND ANALOG#1 FSD RXIRXI+ R32 0 R35 0 R36 0 R17 R18 57/0 57/0 R19 57/0 R20 R25 TXVEE TD+ TDTXVCC RXVCC SD+ RDRD+ RXVEE V23806 263/182 R21 FXSD FXRDFXRD+ B 263/182 R26 68/83 R27 68/83 C34 220UF/10V E.C. AGND + R value for 5V/3.3V Fiber AGND DVDD +3.3V L2 AVDD NOTE:IN 5V FIBER MODULE TXVCC AND RXVCC UNDERVOLTAGE : 4.8~4.7 : R25 , R26 , R27 USE 75 Ohm 4.7~4.5 : R25 , R26 , R27 USE 83 Ohm BEAD/120ohm S0603 AGND 3 RJ-45 R31 0 49.9 49.9 RXIRXI+ AVDD C33 22PF C0603 DGND U5A CSJ 1 2 3 4 5 6 7 8 AGND C32 22PF C0603 IOR# RXI- DGND AVDD TXOTXO+ R30 0 RXI+ 68/83 Y1 25MHZ/49US RST IOR# 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 AVDD X1 X2 IOWAIT SD[0..7] C31 0.1UF C0603 DGND U4 DM9000/LQFP100 SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 IOW# CSJ DGND TXD0 TX_CLK TEST5 RX_CLK RX_ER RX_DV COL CRS DGND RXD3 RXD2 RXD1 RXD0 LINK_I DVDD AVDD TXOTXO+ AGND AGND RXIRXI+ AVDD BGVDD BGRES FSD DGND DGND DVDD C30 0.1UF C0603 DGND NC LINK_O WAKEUP PW_RST# DGND SD15 SD14 SD13 SD12 SD11 SD10 SD9 SD8 DVDD IO16 CMD SA4 SA5 SA6 SA7 SA8 SA9 DGND INT 1 WAKEUP 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 SD17 SD18 SD19 SD20 SD21 SD22 SD23 SD24 SD25 SD26 SD27 SD28 SD29 SD30 SD31 DGND IOR# IOW# AEN IOWAIT DVDD SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 RST DGND TEST1 TEST2 TEST3 TEST4 DVDD X2_25M X1_25M DGND SD BGGND DGND DGND NC NC DVDD DVDD GPIO3 GPIO2 GPIO1 GPIO0 EECS/LED EECK EEDO EEDI DGND LINK&ACT# DUP# SPEED100# CLK20MO DGND MDC MDIO DVDD TX_EN TXD3 TXD2 TXD1 + 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 C28 22UF/25V E.C. C DGND 7 DGND PE68515 6 C35 0.1UF C0603 PW_RST# PW_RST# U2 2 C27 0.1UF C0603 2 DGND DVDD 2 C26 0.1UF C0603 R5 4.7K DVDD 1 DVDD 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 1 DVDD 5 16 JP1 DVDD 5 TXO- 14 EEDI EEDO EECK DGND 13 93C46/SOP8 R22 R14 49.9 49.9 4 8 7 6 5 4 VCC NC NC GND 15 CS SK DI DO 14 1 2 3 4 R17 2 1 4.7K R0603 3 EEDO(P65) WAKEUP(P97) Data Length --------------------------------------------pull high (NC) 32 bits (NC) (NC) 16 bits (NC) pull high 8 bits -------------------------------------------- AVDD U6 3 LED MODE 1 R6 4.7K 1 2 15 DVDD 2 NOTES: EEDO,WAKEUP internal pull low ( ie.NC) R20/R21 R12/R13 R9/R10/R11 R17/R18/R19 R25/R26/R27 5V 263 62 83 57 68 3.3V 182 69 127 0 83 DGND NOTE:FOR 32-BIT EMBEDED SYSTEM APPLICATION REFERENCE ONLY A DAVICOM Semiconductor, Inc. Title 8 7 6 5 4 3 DM9000 EMBEDED Application (WITHOUT MII INTERFACE) Size Document Number Date: Tuesday, June 04, 2002 2 Rev 1.1 DM9000-1.SCH Sheet 1 of 1 1