EVB-LAN9252 Datasheet, PDF (44/55 Pages) Microchip Technology – EVB-LAN9252-HBI-SPI-SQI-GPIO EtherCAT® HBI/SPI+GPIO

FIGURE B-2:
EVB-LAN9252-HBI-SPI-SQI-GPIO SCHEMATIC LAN9252
5
4
3
2
1
3V3
D
VDD33TXRX1
FB2 2A/0.05DCR
DNP
C7
1.0uF
FB3 2A/0.05DCR
C8
0.1uF
VDD33TXRX2
DNP
C23
1.0uF
C24
0.1uF
Power Supply Filtering
3V3
D
VDDCR
VDD12TX1
VDD12TX2
3V3
FB4 2A/0.05DCR
3V3 3V3
VDDCR
BLM18EG221SN1D
C25
FB5
2A/0.05DCR
BLM18EG221SN1D
C
B
A
5
Note:
OSCVSS need to connect to Chip gnd.
C26 18pF
Y1
C27 18pF
25.000MHz
25ppm
R10
OSCI
OSCO
3V3
REG_EN
12.1K
1%
RBIAS
RST#
IRQ
ATEST/FXLOSEN
I2C2_SCL
I2C2_SDA
GPIO0
GPIO1
GPIO2
U4A
3
1 ^OSCVDD12
2 ^OSCI
4 ^OSCO
OSCVSS
9
FXSDENA/FXSDA/FXLOSA
7
REG_EN
57
RBIAS
11
RST#
52
TXNA ₅₃
TXPA ₅₄
RXNA ₅₅
RXPA
44
IRQ
8
ATEST/FXLOSEN
41
TESTMODE
43
42 ^{I2CSCL/EESCL/TCK}
I2CSDA/EESDA/TMS
63
TXNB ₆₂
TXPB ₆₁
RXNB ₆₀
RXPB
10
FXSDENB/FXSDB/FXLOSB
48
46 ^{LINKACTLED0/TDO/LEDPOL0/CHIP_MODE0}
45 ^{LINKACTLED1/TDI/LEDPOL1/CHIP_MODE1}
RUNLED/LEDPOL2/E2PSIZE
GPIO
FXSDA/FXLOSA
TXNA
TXPA
RXNA
RXPA
TXNB
TXPB
RXNB
RXPB
FXSDB/FXLOSB
LAN9252
4
3
2
C
B
A
Chennai
India
Part Number: /$1+%, 63,*3,2(9% Page: LAN9252
B ^Size:
Project
Board
Rev
B ^{Name: /$1+%, 63,*3,2(9% Name: (9%+%, 63,*3,25HY%}
Date: Tuesday, February 24, 2015
Sheet 4 of 10
1