SMSC LAN8720 PHY Daughter Board Information Sheet Schematics (Continued) J1 TXD1 XTAL1 CLK_IN 13 2 14 3 15 4 16 5 17 RX_ER 6 18 CRS_DV 7 19 MDC 8 20 MDIO 9 21 10 22 11 23 GND RXD1 RXD0 Schematics +3.3V VDDA FB1 C6 C5 1.0uF 0.1uF C2 1.0uF C1 0.1uF nINT GND 24 GND U1 EGND C3 1.0uF R4 R2 R3 ±1% ±1% ±1% 4.7K 4.7K 4.7K MODE[2:0] = 111 Default C4 470pF GND +3.3V R6 ±1% R7 33R RXD1 Austria - Wels - 43-7242-2244-39 Denmark - Copenhagen - 45-4450-2828 France - Paris - 33-1-69-53-63-20 Germany - Munich - 49-89-627-144-0 Italy - Milan - 39-0331-742611 Netherlands - Drunen - 31-416-690399 Spain - Madrid - 34-91-708-08-90 UK - Wokingham - 44-118-921-5869 Asia/Pacific Australia - Sydney - 61-2-9868-6733 China - Beijing - 86-10-8569-2100 China - Chengdu - 86-28-8665-5511 China - Chongqing - 86-23-8980-9588 RXD0 www.microchip.com The Microchip name and logo, the Microchip logo, and MPLAB are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. All other trademarks mentioned herein are property of their respective companies. © 2013, Microchip Technology Incorporated, Printed in the U.S.A. All Rights Reserved. 10/13 DS50002211A *DS50002211A* TX_N TXN 9 VDDIO RXP 23 RX_P RXP 6 VDDCR RXN 22 RX_N RXN 11 ±1% 33R 12 MDIO TXP RXER/PHYAD0 XTAL2 CRS_DV/MODE2 MDIO XTAL1/CLKIN 4 5 XTAL1 CLK_IN CLK_IN 13 MDC MDC 14 nINT/REFCLKO nINT 16 TX_EN 17 TXD0 18 TXD1 R5 ±1% 4.7K PHYADD0 = 0 15 nRST 24 Default R12 12.1k ±1% GND VDDA TXEN TXD0 TXD1 nRST RBIAS R14 R15 R16 LED1/REGOFF LED2/nINTSEL 3 2 LED_LINK LED_ACT *SMSC 8720A GND GND R17 J2 3 J1 5 J2 TXN 4 J3 RXP 7 J4 6 J5 8 J6 TXP RXN C9 12pF C10 12pF C11 12pF For EMI Purposes (DNP) Microchip Technology Inc. • 2355 West Chandler Blvd. • Chandler, AZ 85224-6199 TX_P TXN 20 8 RXD0/MODE0 C14 0.022uF 08/20/13 TXP 21 1 VDD2A 10 R8 CRS_DV 19 VDD1A 7 RXD1/MODE1 ±1% 33R RX_ER 49.9R Europe China - Hangzhou - 86-571-2819-3187 China - Hong Kong SAR - 852-2943-5100 China - Nanjing- 86-25-8473-2460 China - Qingdao - 86-532-8502-7355 China - Shanghai - 86-21-5407-5533 China - Shenyang - 86-24-2334-2829 China - Shenzhen - 86-755-8864-2200 China - Wuhan - 86-27-5980-5300 China - Xiamen - 86-592-2388138 China - Xian - 86-29-8833-7252 China - Zhuhai - 86-756-3210040 India - Bangalore - 91-80-3090-4444 India - New Delhi - 91-11-4160-8631 India - Pune - 91-20-3019-1500 Japan - Osaka - 81-6-6152-7160 Japan - Tokyo - 81-3-6880-3770 Korea - Daegu - 82-53-744-4301 Korea - Seoul - 82-2-554-7200 Malaysia - Kuala Lumpur - 60-3-6201-9857 Malaysia - Penang - 60-4-227-8870 Philippines - Manila - 63-2-634-9065 Singapore - 65-6334-8870 Taiwan - Hsin Chu - 886-3-5778-366 Taiwan - Kaohsiung - 886-7-213-7828 Taiwan - Taipei - 886-2-2508-8600 Thailand - Bangkok - 66-2-694-1351 R1 1.5K 49.9R Atlanta - 678-957-9614 Boston - 774-760-0087 Chicago - 630-285-0071 Cleveland - 216-447-0464 Dallas - 972-818-7423 Detroit - 248-538-2250 Indianapolis - 317-773-8323 Los Angeles - 949-462-9523 Phoenix - 480-792-7200 Santa Clara - 408-961-6444 Toronto - 905-673-0699 R9 ±1% 4.7K 49.9R Asia/Pacific (Continued) 49.9R Americas C8 1.0uF GND +3.3V S9014E-12-ND 2 HDR/DB EGND C7 0.1uF nRST 25 12 EGND 0.1uF 25 C12 EGND +3.3V The SMSC LAN8720 PHY Daughter Board (AC320004-3) enables Ethernet communication with a variety of Microchip starter kits. For more information, please visit: http://www.microchip.com. From the Design Support menu, click Development Tools. Then, from the starter kit’s menu, click MPLAB® Starter Kit, and then select the desired starter kit. C13 12pF GND 9 NC VDDA 10 R18 249R ±1% EGND J8 12 11 LED_ACT GND J7 1000pF 2KV 4 X 75ê TXD0 1 25 ePAD TX_EN Grn 1 LED_LINK R19 249R ±1% SHIELD Yel 2 SHIELD 13 14 J3011G21DNL R20 0R Create EGND copper pour around RJ-45 Conn EGND GND GND EGND