Furuno GP-170 - Page 41

APPENDIX 1 DIGITAL INTERFACE (IEC 61162-1 EDITION 4 (2010-11))
AP-5
Ethernet
Note: For layout purposes and to prevent miswiring, the TX and RX lines on HX1188NLT are con-
nected reversely of shown here. The TX and RX lines share the same transformer structure so
there is no problem.
3.3V
_
D
FL19
BLM21PG221SN1D
3.3V
_
LAN
BD
3.3V
_
LAN
3.3V
_
D
C29
0.01u
C30
0.01u
C31
0.01u
U11
1
6
27
12
VDD2A
VDDCR
VDD1A
VDDIO
5
4
19
28
29
30
31
XTAL1_CLKIN
XTAL2
NRST
TXN TXP
RXN
RXP
22
23
24
25
21
TXD0 TXD1
TXD2 TXD3
TXEN
20
7
11
10
9
8
TXCLK
RXCLK_PHYAD1
RXD0_MODE0
RXD1_MODE1
RXD2
_
RMIISEL
RXD3
_
PHYAD2
13
14
15
18 26
RXER
_
RXD4
_
PHYAD0
CRS
COL
_
CRS
_
DV
_
MODE2
NINT
_
TXER
_
TXD4
RXDV
32
17 16
RBIAS
MDC MDIO
33
PGND
2 3
LED2_NINTSEL
LED1
_
REGOFF
LAN8710AI
_
EZK
3.3V
_
LAN
3.3V
_
D
R30
R29 10k
10k
R31
4.7k
R27
R28
33
FEC
_
RDATA(0)
33
FEC
_
RDATA(1)
FEC
_
RDATA(1:0)
(7B2)
R33
4.7k
R36
4.7k
CP63
CP64
3.3V
_
D
R38
R34
10k
10k
R37
R35
33
33
FEC
_
RX
_
ERR
FEC
_
RX
_
DV
LAN
_
INT
_
N
(3D3)
(7B2)
(10B2)
3.3V
_
LAN
R48
R47
270
330
PY1112H
_
TR
PY1112H
_
TR
ACTIVE-LED:YELLOW
CR10
CR9
R43
R44
R45
R46
51
51
51
51
±0.5%
±0.5%
±0.5%
±0.5%
U12
HX1188FNL
16
RX
_
P
TX1
_
P
7
RCT
TD
_
P
TCT
TD
_
N
1
2
3 4
5
6
NC0 NC1
RD
_
P
RD
_
N
8
RXCT
RX1
_
N
RX1
_
P
NC3 NC2
TXCT
TX1
_
N
14 15
13
12
11
10
9
C32
0.022u
R32
10k
3.3V
_
D
MOD
_
WPJ88D
_
P
1 2 3 4 5 6 7 8
G1 G2 H1 H2
J2 J2 J2 J2 J2 J2
J2 J2 J2 J2 J2 J2
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
R42
R41
51
51
51
51
51
R40
R39
R289
51
R290
C
_
GND
_
LAN
C
_
GND
_
LAN
C_GND_LAN
C
_
GND
_
LAN
C33
C25
C27
R51
R50
75
75
±0.5%
±0.5%
1000p 2000V
1000p
2000V
1000p
2000V
RX
_
N
TX
_
N
TX_P
C
_
GND
_
LAN C
_
GND
_
LAN
C
_
GND
_
LAN
R233 R235
R234
0
0
0
FEC
_
MDC
FEC
_
MDIO
3.3V
_
D
R49
10k
(7B2)
(7B2)
±0.5%
±0.5%
R24
R23
100
12k
1u
C24
C23
470p
33
33
R25
R26
FEC
_
TDATA(0)
FEC
_
TDATA(1)
(7B2)
FEC
_
TDATA(1:0)
FEC
_
TX
_
EN
(7B2)
3.3V
_
D
BD
R22
22
RESET_N
(2C5, 2D5, 3C5, 10C4)
2
3
4
5
U37
FL50
BLM15PD121SN1D
C160
0.01u
SN74LVC1G04DCKR
3.3V
_
D
BD
R21
22
2
3
4
5
U10
FL18
BLM15PD121SN1D
C22
0.01u
SN74LVC1G04DCKR
(7B2)
FEC_TX_CLK
R20
0
VDD
GND
OUT
OE
3.3V
_
D
BD
FL17
BLM15PD121SN1D
3.3V
_
D
C22
0.01u
2
3
4
1
DSO221SR_AB_50MHZ
50MHz
Y2