EVB-LAN9252-DIG-IO Datasheet, PDF (28/37 Pages) Microchip Technology – EVB-LAN9252-DIG-IO EtherCAT® DIG I/O User’s Guide

FIGURE B-3:
EVB-LAN9252-DIG-IO SCHEMATIC COPPER MODE INTERFACE
5
4
3
VDD33TXRX1
PORT0
T1
Pulse J0011D01BNL
R11
R12
R13
R14
R15
49.9
49.9
49.9
49.9
0E
D
DNP
1/10W
1%
1/10W
1%
1/10W
1%
1/10W
1%
TXPA
TXNA
R16
R17
DNP
R18
R19
0E
0E
FX_SFP-TXPA
COP-TXPA
0E
0
FX_SFP-TXNA
COP-TXNA
XMIT
1
TD+
4
75
TXCT
2
TD-
RXPA
RXNA
DNP
R20
R21
DNP
R22
R23
0E
FX_SFP-RXPA
0E
COP-RXPA
0E
FX_SFP-RXNA
0E
COP-RXNA
RCV
3
RD+
5
75
RXCT
6
RD-
DNP
C28
10pF
50V
5%
DNP
C29
10pF
50V
5%
DNP
C30
10pF
50V
5%
DNP
C31
10pF
50V
5%
C32
0.022uF
50V
10%
7
NC
8
CHS GND
1000 pF
C
2
GRN
75
RJ45
1
4&5
2
75
2 kV
YEL
3
7&8
6
Note:
Capacitors C28 through C31 are optional for EMI purposes
and are not populated on the LAN9252 evaluation board.
These capacitors are required for operation in an EMI
constrained environment.
R24
0E
RES1210
PORT1
VDD33TXRX2
T2
Pulse J0011D01BNL
R25
R26
R27
R28
R29
49.9
49.9
49.9
49.9
0E
1/10W
1/10W
1/10W
1/10W
B
DNP
1%
1%
1%
1%
TXPB
R30
0E
FX_SFP-TXPB
R31
0E
COP-TXPB
DNP
TXNB
R32
0E
R33
0
FX_SFP-TXNB
COP-TXNB
1
TD+
4
TXCT
2
TD-
XMIT
GRN
RJ45
1
75
75
4&5
2
RXPB
RXNB
DNP
R34
R35
DNP
R36
R37
0E
FX_SFP-RXPB
0
COP-RXPB
0E
0E
FX_SFP-RXNB
COP-RXNB
DNP
C33
10pF
50V
5%
DNP
C34
10pF
50V
5%
DNP
C35
10pF
50V
5%
DNP
C36
10pF
50V
5%
C37
0.022uF
50V
10%
3
RD+
5
RXCT
6
RD-
7
NC
8
CHS GND
RCV
75
1000 pF
75
2 kV
YEL
3
7&8
6
A
Note:
Capacitors C33 through C36 are optional for EMI purposes
and are not populated on the LAN9252 evaluation board.
These capacitors are required for operation in an EMI
constrained environment.
R38
0E
RES1210
5
4
3
2
1
D
C
B
A
Chennai
India
Part Number: LAN9252-DIG-IO-EVB
Page: Copper Mode Interface
B ^Size:
Project
Board
Name:^{LAN9252-DIG-IO-EVB} Name: ^{EVB3-9252-DIG-I/O-RevB}
Rev
B
Date: Tuesday, October 21, 2014
Sheet 5 of 9
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