DM8203E DAVICOM [Davicom Semiconductor, Inc.], DM8203E Datasheet
DM8203E
Manufacturer Part Number
DM8203E
Description
DM8203E_EVB circuit for DM8203-E5
Manufacturer
DAVICOM [Davicom Semiconductor, Inc.]
Datasheet
1.DM8203E.pdf
(1 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
D
C
B
A
DVDD_33V
AVDD_33V
VREF
VCNTL
VREF
X1
X2
LNK1_LED
SPD1_LED
LNK0_LED
SPD0_LED
SMI_CK
SMI_DIO
VCNTL
C1
220uF
C12
220uF
2SB1386
C29
0.1uF
B
C2
0.1uF
C13
0.1uF
C21
0.1uF
DVDD_33V
AVDD_33V
E
C
Q1
C14
0.1uF
F.B/120/SO805
C3
0.1uF
L1
DVDD_18V
C22
0.1uF
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
AVDD_18V
AVDD_18V
5
5
VCNTL
VREF
DVDD33
X1
X2
DGND
LNK1_LED
SPD1_LED
LNK0_LED
SPD0_LED
TEST2
SMI_CK
DVDD18
SMI_DIO
TEST3
DGND
U5
F.B/120/SO805
F.B/120/SO805
C4
0.1uF
C15
220uF
AVDD_33V
L2
L3
C5
0.1uF
C16
0.1uF
AVDD_18V
DM8203E
3 Port
switch
R14
DVDD_18V
1.4K/1%
C17
0.1uF
C6
220uF
C7
0.1uF
LNK0_LED
SPD0_LED
LNK1_LED
SPD1_LED
EECS
EECK
EEDIO
DVDD_5V
1
R13
JUMPER
C
C
X1
J5
PWRST#
D2
D4
DVDD33
RXD2_0
RXD2_1
RXD2_2
RXD2_3
RXDV2
RXER2
TEST1
EEDIO
DGND
DGND
I
10K
EECS
EECK
RXC2
COL2
2
U6
C27
22pF
DM8203E
IN
1
LED
LED
25MHz/49US
Y1
C
A
C
A
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
AP1117-3.3V
OUT
OUT
1
2
3
4
D1
D3
EEPROM
22pF
4
4
2
U2
C28
DVDD_18V
CS
SK
DI
DO GND
93LC46
O
4
LED
LED
ORG
VCC
X2
DVDD_33V
DC
A
A
DVDD_33V
8
7
6
5
4
3
2
1
PWRST#
EECS
EECK
EEDIO
RXD2_0
RXD2_1
RXD2_2
RXD2_3
RXDV2
RXC2
RXER2
COL2
C31
220uF
R1 330
DVDD_33V
5
6
7
8
C19
0.1uF
DVDD_33V
C32
0.1uF
RX1-
RX1+
TX1-
TX1+
RX0-
RX0+
TX0-
TX0+
49.9/1%
0.1uF
R46
R47
R48
R49
C24
1N4148
R4
D5
0
0
0
0
C9
0.1uF
R5
49.9/1%
49.9/1%
TP_RX-
TP_RX+
TP_TX-
TP_TX+
49.9/1%
DVDD_33V
C30
10uF
49.9/1%
R15
R17
R22
10K
R6
C25
0.1uF
3
3
SPD0_LED
LNK0_LED
R16
49.9/1%
R18
49.9/1%
DVDD_33V
power on reset
(select one
use)
C10
0.1uF
AVDD_18V
R7
49.9/1%
AVDD_18V
0.1uF
C26
U7
RESET_IC_(AP1701DW)
1
2
3
4
5
6
7
8
0.1uF
C11
R50
0
U4
MAGCOM_HS9016
RD-
NC
RD+
NC
CT
TD-
NC
TD+
1
2
3
4
5
6
7
8
1
3
U1
MAGCOM_HS9024
74HC04
74HC04
RD-
NC
RD+
NC
CT
TD-
NC
TD+
R19
75/1%
R8
75/1%
MCT
2
4
RX+
TX+
U3A
U3B
RX-
R20
75/1%
TX-
NC
NC
NC
C23
0.01uF/2KV
MCT
RX+
RX-
TX+
TX-
R9
75/1%
NC
NC
NC
16
15
14
13
12
11
10
9
C8
SW1
0.01uF/2KV
R21
75/1%
J7
J8
J9, J10 on is P2 use Reverse-MII mode
J11 on is P2 use RMII mode
J5
RJ45_SPD
RJ45_LINK
Disable Port 2 MDIO pull Low, TXE2 float (J7 off).
Enable pot 2, please remove
(R51)
16
15
14
13
12
11
10
9
R10
75/1%
PWRST#
on is P2 force link mode (100Mbus FULL mode)
on is P2 fix mode (100Mbps mode)
on is use EEPROM
R11
R12
C18
0.1uF
C20
0.1uF
JP2
RJ-45
512
512
8
7
6
5
4
3
2
1
2
2
JP1 RJ-45_LED
1
2
3
4
5
6
7
8
MDIO pull Low resister
RX1+
RX1-
TX1-
TX1+
Port 0 fix FX mode
Port 1 fix FX mode
R37
R38
R39
R40
Title
Size
Date:
B
DAVICOM Semiconductor Inc.
0
0
0
0
DM8203E EVB
DM8203E_EVB circuit for DM8203-E5
Document Number
FX_RX+
FX_RX-
FX_SD
FX_TX-
FX_TX+
Tuesday, August 26, 2008
DVDD_33V
127/1%
83/1%
JP6
DC-JACK
R32
R41
TXE2
EECK
TXD2_2
TXC2
TXD2_3
EECS
TXER2
TXD2_0
TXD2_1
MDIO
TXD2_0
TXD2_1
RXER2
FX_SD
127/1%
83/1%
DVDD_5V
R33
R42
DVDD_5V
J7
J8
1
J10
J11
J9
R27
R28
R29
R30
R51
R52
R53
R31
1
1
1
1
1
1
R34
127/1%
R43
83/1%
JP5
FX_SD_TEST
JP3
NC(4.7k)
NC(4.7k)
NC(4.7k)
NC(4.7k)
4.7k
4.7k
4.7k
4.7k
69/1%
182/1%
2
2
2
2
2
R35
R44
JUMPER
JUMPER
JUMPER
HEADER_16X2
Sheet
JUMPER
JUMPER
1
1
R36
69/1%
R45
182/1%
DVDD_33V
1
R23
R24
R25
R26
RXC2
of
1
2
3
4
5
6
7
8
9
DVDD_33V
4.7k
4.7k
4.7k
4.7k
JP4
Fiber_3.3v
1
Rev
V1.0
D
C
B
A
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