5 4 3 2 1 SMSC LAN91C111 Evaluation Design Assembly No. 6173 Revision C1 +3.3V D +3.3V D +3.3V +3.3V C1 0.01uF R3 49.9 +3.3V SD[0..15] 2 PM+ 3 11 S- PM- 6 10 CT CT 7 9 S+ PM+ 8 1 2 3 4 5 6 7 8 R5 24.9 TPI- 18 nLNK LBK nCNTRL RBIAS 20 21 28 12 LNK# LBK nCNTRL RBIAS LEDA LEDB 22 23 LEDA LEDB RXD3 RXD2 RXD1 RXD0 121 122 123 124 RXD3 RXD2 RXD1 RXD0 TXD3 TXD2 TXD1 TXD0 113 114 115 116 TXD3 TXD2 TXD1 TXD0 TXEN100 CRS100 COL100 RX_DV RX_ER MDI MDO MCLK RX25 TX25 111 119 112 125 126 25 26 27 118 109 TX_EN CRS COL RX_DV RX_ER TX_EN CRS COL RX_DV RX_ER MDIO MDC RX_CLK TX_CLK MDIO MDC RX_CLK TX_CLK LBK nCNTRL LEDB 15 + 14 HOLE2 HOLE1 11 12 SHIELD1 SHIELD2 10 9 + 16 - RJ1 RJ2 RJ3 RJ4 RJ5 RJ6 RJ7 RJ8 - YELLOW (ACT) Receive NC4 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 D25 D26 D27 D28 D29 D30 D31 17 CT S+ NC3 107 106 105 104 102 101 100 99 76 75 74 73 71 70 69 68 66 65 64 63 61 60 59 58 56 55 54 53 51 50 49 48 32-bit ISA-LIKE INTERFACE SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 MII INTERFACE C 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 RXD[0..3] R26 75.0 TXD[0..3] R27 75.0 R9 49.9 R10 49.9 R11 49.9 R28 49.9 EECS EESK EEDO EEDI 10 9 7 8 EECS EESK EEDO EEDI 1 2 3 4 ENEEP IOS2 IOS1 IOS0 6 5 4 3 ENEEP IOS2 IOS1 IOS0 1 2 3 4 B CS SK DI DO R12 49.9 R23 0 1210 C20 1000pf 2KV U2 AT93C46 SERIAL EEPROM A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 15 TPI+ R6 24.9 PHY A[1..15] TPO- CT 14 13 1 13 AEN 15 12 41 14 PM- NC2 AEN TPO+ R25 301 GREEN (LINK) LEDA S- NC1 nBE3 nBE2 nBE1 nBE0 Transmit 16 5 97 96 95 94 R2 24.9 4 AEN BE3~ BE2~ BE1~ BE0~ AVDD AVDD BE3~ BE2~ BE1~ BE0~ VDD VDD VDD VDD VDD VDD VDD VDD U1 R24 301 J1 RJ45_LEDS 11 16 1 33 44 62 77 98 110 120 R1 24.9 T1 TG110-S050N2 R4 49.9 C R29 49.9 Connect Digital GND to Analog GND on Plane C2 1000pf 2KV +3.3V VCC NC ORG GND 8 7 6 5 EEPROM 64 x 16 Configuration 8 7 6 5 B S1 nCSOUT 2 CSOUT~ X25OUT 47 X25OUT AVSS AVSS X25OUT 2 128 R35 10.0 XTAL1 CSOUT~ R30 10.0M DNP 3 1 XTAL2 24 39 52 57 67 72 93 103 108 117 32-Bit Mode - Pull-up RESET nADS LCLK ARDY nRDYRTN nSRDY INTR0 nLDEV nRD nWR nDATACS nCYCLE W/nR nVLBUS 13 19 RESET ADS~ LCLK ARDY RDYRTN~ SRDY~ INTR0 IOCS16~ IOR~ IOW~ DATACS~ CYCLE~ W/R~ VLBUS~ LCLK Configuration 16-Bit Mode - Pull-down 30 37 42 38 46 43 29 45 31 32 34 35 36 40 VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS RESET ADS~ LCLK ARDY RDYRTN~ SRD Y~ INTR0 IOCS16~ IOR~ IOW~ DATACS~ CYCLE~ W/R~ VLBUS~ Y1 25MHZ .005% 20pF 127 C3 30pf LAN91C111 TQFP_128-pin C4 30pf 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. Pull-ups / Pull-downs +3.3V +5V J2 DNP ADS~ LNK# LCLK R15 10.0K A R16 10.0K R17 10.0K R18 10.0K R19 10.0K R31 10.0K R13 511 DNP A RBIAS R20 56.2 1/8W 1% BE3~ BE2~ CYCLE~ RDYRTN~ W/R~ ARDY IOCS16~ R21 10.0K 1/8W 1% R22 11.0K 1/8W 1% ARDY IOCS16~ R32 0 DNP Title LAN91C111 Evaluation Board Size Assembly No. Engineer C Date: 5 4 3 2 R ev 6173 Sheet Thursday, April 26, 2007 1 C1 1 of 2 5 4 3 2 1 +3.3V SMSC LAN91C111 Evaluation Design R8 301 R7 301 + +3.3V 4 Assembly No. 6173 Revision C1 D 4 NC 1 - GREEN T OP 3 1 5 OUT R33 511 R34 0 DNP 3 GND IN LED2 GREEN 1206 Power BOT U4 74AHC1GU04 SOT-23_5-pin VCC 2 D Phy GREEN nCNTRL LED1 T1/DUAL/LED + 2 +5V nCNTRL Z1 ISA - A/B/C/D +5V SD[0..15] RESET RESET INT9 IOW~ IOR~ IOW~ IOR~ C B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 GND IOCHK~ RESET SD7 +5V SD6 IRQ9 SD5 -5V SD4 DRQ2 SD3 -12V SD2 OWS SD1 +12 SD0 GND IOCHRDY SMEMW~ AEN SMEMR~ SA19 IOWR~ SA18 IORD~ SA17 DACK3~ SA16 DRQ3 SA15 DACK1~ SA14 DRQ1 SA13 RFRSH~ SA12 SYSCLK SA11 IRQ7 SA10 IRQ6 SA9 IRQ5 SA8 IRQ4 SA7 IRQ3 SA6 DACK2~ SA5 TC SA4 BALE SA3 +5V SA2 OSC SA1 GND SA0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 +5V AEN AEN A[1..15] RXD[0..3] MDIO MDC RXD3 RXD2 RXD1 RXD0 RX_DV RX_CLK RX_ER TX_ER TX_CLK TX_EN TXD0 TXD1 TXD2 TXD3 COL CRS MDIO MDC A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 BE0~ RX_DV RX_CLK RX_ER R14 47.5K TX_CLK TX_EN COL CRS BE0~ TXD[0..3] INTR0 5 3 1 INT10 INT11 VCC 5 +5V U5 74LVC1G07 SOT-23_5-pin B 2 IN 4 NC 1 BE1~ C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 BE1~ Unused Pin Breakout Headers +3.3V +3.3V JP3 DNP SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 nCNTRL DATACS~ W/R~ ARDY LCLK RDYRTN~ CSOUT~ BE2~ 1 3 5 7 9 11 13 15 17 19 2 4 6 8 10 12 14 16 18 20 LBK CYCLE~ ADS~ VLBUS~ SRDY~ X25OUT BE3~ C B 41 42 TP5 DNP OUT MEMCS16~ SBHE~ IOCS16~ LA23 IRQ10 LA22 IRQ11 LA21 IRQ12 LA20 IRQ15 LA19 IRQ14 LA18 DACK0~ LA17 DRQ0 MEMR~ DACK5~ MEMW~ DRQ5 SD8 DACK6~ SD9 DRQ6 SD10 DACK7~ SD11 DRQ7 SD12 +5V SD13 MASTER~ SD14 GND SD15 3 GND IOCS16~ D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 J4 FEMALE MII CONNECTOR Chassis1 Chassis2 JP1 6 4 2 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 1 R36 0 DNP Open-drain pull-up on motherboard 3.3V Power Supply +5V +5V U3 LT1086CM-3.3 3 TP3 ZBRACKET_1 ISA Bracket ZBRK_1 Bracket Hole Device Decoupling Capacitors & Bulk Capacitors +3.3V TP4 + C5 10uF 10% 25V VIN GND TP2 1 TP1 +3.3V VOUT 2 VOUT 4 +3.3V + C6 10uF 10% 25V +5V C7 .01uF C8 .01uF C9 .01uF C18 .01uF C16 .01uF C17 .01uF + - C10 10uF 10V 20% + C21 10uF 10% 25V + + C22 10uF 10% 25V - C23 10uF 10V 20% ZMTG_1 Mounting Hole +3.3V A A C11 .01uF C12 .01uF C13 .01uF C14 .01uF C15 .01uF C24 .01uF + - C19 10uF 10V 20% Title LAN91C111 Evaluation Board Size Assembly No. Engineer C Date: 5 4 3 2 R ev 6173 Sheet Thursday, April 26, 2007 1 C1 2 of 2 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Microchip: LAN91C111-NU LAN91C111I-NS LAN91C111I-NU LAN91C111-NS