5 4 3 JP1 ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE (POWER RESET) (CHIP SELECT) (IO DATA READ) (IO DATA WRITE) (INTERRUPT JP2 JPx C5 60pF C0603 C6 60pF C0603 IOW# IOR# IO16 IOWAIT CS# CMD INT RST# C4 , C5 , C6 NOISE FILTER Note: Filter IOR# , IOW# , CS# Noise max use 60pF [ Default OPEN ] 31 29 27 25 23 21 19 17 15 13 11 9 7 5 3 1 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 SDBUS_0 SDBUS_1 SDBUS_2 SDBUS_3 SDBUS_4 SDBUS_5 SDBUS_6 SDBUS_7 SDBUS_8 SDBUS_9 SDBUS_10 SDBUS_11 SDBUS_12 SDBUS_13 SDBUS_14 SDBUS_15 7 5 3 1 0 7 5 3 1 SDBUS_4 SDBUS_5 SDBUS_6 SDBUS_7 SD12 SD13 SD14 SD15 + 2 4 6 8 SD4 SD5 SD6 SD7 25 26 27 28 29 30 31 32 33 34 35 36 JUMPER 2 LED1 IOWAIT LED2 LINK_LED CS SK DI DO VCC NC NC GND 8 7 6 5 1 2 3 C1 0.1UF C0603 LED2 LINK_LED INT IOR# IOW# 37 38 39 40 41 42 43 44 45 46 47 48 * OPTION: RP1-RP4 for bus noise modify resister. C SD5 SD6 SD7 AVDD25 TXTX+ AGND AGND RXRX+ AVDD18 BGRES 12 11 10 9 8 7 6 5 4 3 2 1 TXTX+ RXRX+ C7 0.1UF C0603 AVDD_18 C3 0.1UF C0603 + C8 220UF/16V EC-MR05-2 R5 49.9/1% R0603 R6 49.9/1% R0603 C? 15PF C0603 C? 15PF C0603 For EMI Solution AGND U3 TXR12 6.8K1% R0603 DM9008C/LQFP48 AGND TX+ SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 RXAGND C? 15PF C0603 C SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 GP1 GP2 GP3 GP4 GP5 GP6 LED3 WAKE D1 1N4148 SMD RST# R13 4.7K R0603 + R4 510 R0603 DGND For EMI Solution Y1 XTAL 25MHZ/49US C20 10UF/16V EC-MR05-2 R8 49.9/1% R0603 C? 15PF C0603 C? 15PF C0603 C? 15PF C0603 NC 3 TD+/RD+ 4 NC 5 CT 6 RD-/TD- 7 NC 8 RD+/TD+ C9 0.1UF C0603 C? 15PF C0603 C15 22PF C0603 TX-/RX- 16 NC 15 TX+/RX+ 14 MCT 13 NC 12 RX-/TX- 11 NC 10 RX+/TX+ JP6 8 7 6 5 4 3 2 1 RJ_45_6 RJ_45_3 RJ_45_2 RJ_45_1 B RJ-45 9 For EMI Solution R9 75R R0603 C10 C12 C11 0.1UF C0603 AGND 0.1UF AGND C0603 DGND C14 22PF C0603 TD-/RD- 2 HS9016 R7 49.9/1% R0603 P_IN_5V DGND 1 For EMI Solution RX+ R? DGND 500 R0603 A SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 CS# LED2 LED1 DVDD_33 1 LINK/ACT CON3 AVDD_18 DATA BUS CONNECTOR 16 Bit Mode 8 Bit Mode 2 93LC46/DIP8 R3 10K R0603 DM9008C-8/16bit SD13 SD12 SD11 SD10 SD9 VDD SD8 CMD GND INT IOR# IOW# 0 0 B 1 3 5 7 DVDD_33 JP? 1 IO16 1 2 3 4 RP4 8 6 4 2 R? 10K JP4 SD8 CMD 0 RP1 SDBUS_12 SDBUS_13 SDBUS_14 SDBUS_15 SD0 SD1 SD2 SD3 R0603 JUMPER 2 DVDD_33 SD13 SD12 SD11 SD10 SD9 8 6 4 2 JUMPER 2 JP? 1 U1 U2 RP2 SDBUS_0 SDBUS_1 SDBUS_2 SDBUS_3 JP2 1 R0603 DGND SD8 SD9 SD10 SD11 R1 10K D FOR NORMAL SYSTEM JPx OPEN , JP4 2-3 SHORT FOR X86 ISA SYSTEM 16 Bit MODE TEST JPx SHORT , JP4 2-3 SHORT FOR MDC/MDIO 16 Bit MODE TEST JP3 OPEN , JP4 OPEN DVDD_33 C2 330UF/16V EC-MR05-2 8 6 4 2 JUMPER 2 SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 SD15 SD14 DGND RP3 JP1 1 24 23 22 21 20 19 18 17 16 15 14 13 C4 60pF C0603 DGND 7 5 3 1 8 Bit MODE 16 Bit MODE EEPROM USE EEPROM LOW ACTIVE HIGH ACTIVE 1 SD14 VDD SD15 EEDCS EEDCK EEDIO SD0 SD1 SD2 GND SD3 SD4 JP5 HEADER/16X2 C SDBUS_8 SDBUS_9 SDBUS_10 SDBUS_11 USE USE USE NOT INT INT DVDD_33 IOW# IOR# CS# P_IN_5V : : : : : : CS# LED2(IOWAIT / WAKEUP for eeprom) LED1(IO16 for eeprom) PWRST# TEST VDD X2 X1 GND SD AGND BGGND D RST# LOW CS# LOW IOR# LOW IOW# LOW INT HIGH ACTIVE) ON OFF ON OFF ON OFF 2 0.1UF C0603 R10 75R R0603 R11 75R R0603 C13 0.01UF/2KV CHASIS_GROUND AGND 3.3V DGND DGND DGND DVDD_33 DVDD_33 P_IN DVDD_33 C16 0.1UF C0603 C17 0.1UF C0603 C18 0.1UF C0603 1 P_IN P_IN 2 3 GND GND 4 I REGULATOR VIN VOUT VOUT O 4 A SOT-223 C19 0.1UF C0603 G DVDD_33 A Q1 GND U6A Common Mode Choke 3.3V DGND DGND DGND DGND DVDD_33 L2 DGND DGND DGND AGND F.B/120/S0603 L1 Preliminary (for Reference Only) Title F.B/120/S0603 DGND AGND 4 3 2 Rev DM9008C-8/16bit TX AUTO-MIDX Date: 5 DAVICOM Semiconductor Inc. Size Document Number Custom Tuesday, December 25, 2007 Sheet 1 1 of 1.0 1