SMSC LAN8720 PHY Daughter Brd Info Sheet Datasheet by Microchip Technology

View All Related Products | Download PDF Datasheet
’3‘ MICHDCHIP
Americas
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
Europe
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
Asia/Pacific (Continued)
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
08/20/13
Microchip Technology Inc. • 2355 West Chandler Blvd. • Chandler, AZ 85224-6199
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*
SMSC LAN8720 PHY Daughter Board Information Sheet
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.
Schematics
GND
+3.3V
GNDGND
LED_ACT
LED_LINK
RXD1
RXD0
RX_ER
MDIO
MDC
TX_EN
TXD0
TXD1
TXN
CRS_DV
GND
GND GND
33R
±1%
R6
33R
±1%
R7
33R
±1%
R8
1.5K
R1
0.1uF
C1
1.0uF
C3
470pF
C4
1.0uF
C2
1.0uF
C5
1.0uF
C8
0.1uF
C6
0.1uF
C7
VDD2A
1
LED2/nINTSEL 2
LED1/REGOFF 3
XTAL2 4
XTAL1/CLKIN 5
VDDCR
6
RXD1/MODE1
7
RXD0/MODE0
8
VDDIO
9
RXER/PHYAD0
10
CRS_DV/MODE2
11
MDIO
12
MDC
13
nINT/REFCLKO
14
nRST
15
TXEN
16
TXD0
17
TXD1
18
VDD1A
19
TXN 20
TXP 21
RXN 22
RXP 23
RBIAS
24
ePAD
25
U1
*SMSC 8720A
12.1k
±1%
R12
CLK_IN
FB1
VDDA
±1%
4.7K
R2
±1%
4.7K
R3
±1%
4.7K
R4
MODE[2:0] = 111
±1%
4.7K
R5
GND
PHYADD0 = 0
Default
Default
nRST
TXP
RXP
RXN
XTAL1
+3.3V
+3.3V
nINT
±1%
4.7K
R9
TX_P
TX_N
RX_N
RX_P
CLK_IN
GND
GND
LED_ACT
TXP
TXN
RXP
RXN
LED_LINK
49.9R
R14
49.9R
R15
49.9R
R16
49.9R
R17
249R
±1%
R18
249R
±1%
R19
12pF
C9
GND
12pF
C10
12pF
C11
12pF
C13
For EMI Purposes
(DNP)
VDDA
0.022uF
C14
0R
R20
EGND
EGND
GND EGND
Create EGND copper pour
around RJ-45 Conn
VDDA
J3011G21DNL
2
12
8
4
11
1
7
6
NC
9
10
3
5
SHIELD 14
SHIELD 13
J7
J6
J4
J3
J1
J5
J8
J2
4 X 75ê
Yel
Grn
1000pF 2KV
J2
Schematics (Continued)
RXD1
RXD0
RX_ER
MDIO
MDC
TX_EN
TXD0
TXD1
CRS_DV
nRST
+3.3V
CLK_IN
XTAL1
0.1uF
C12
nINT
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
15
16
17
18
19
20
21
22
23
24
14
S9014E-12-ND
EGND
25
EGND
25
J1
2 HDR/DB
EGND EGND

Products related to this Datasheet

BOARD DAUGHTER PIC32 LAN8720
PIC32MZ EF CURIOSITY EVAL BRD