dm9301fp Davicom Semiconductor, Inc., dm9301fp Datasheet - Page 20

• Manufacturer Part Number: dm9301fp
• Description: 100mbps Ethernet Fiber/twisted Pair Single Chip Media Converter
• Manufacturer: Davicom Semiconductor, Inc.

MII Application Circuit: DM9301FP QFP
20
.01uF
C25
C17
.01uf
VCC
BYPASS CAPACITOR FOR U1
place caps close
to U1 pins
VCC
C26
Digital Ckt Power & Ground Area
Locate near U1's VCC & Ground Pins
Physically place caps on SOLDER
SIDE.
C18
.1uf
.1uf
C27
.01uf
3
VCC
GND
C19
.01uf
Vin
Plus 5 volt D.C. input
3.3V SOT-223
800ma
Power Jack
place caps close
to U1 pins
C1
10uf
SMD-B
C28
J2
.01uf
C20
.1uf
TX CKT POWER/GROUND AREA
GND
Vout
C2
.1uf
U3
C29
2
SW PUSHBUTTON
C21
.1uf
.01uf
Load
Siemans V23812 Optics.
C3
.01uf
VCC
C11
.1uf
GND
GND
S1
ONLY for 3.3V
C22
.1uf
L1
L2
C4
.1uf
GND
Ferrite Hi current
Ferrite Hi current
10uf
SMD-B
C10
3.3V
VCC
10uf
SMD-B
C9
GND
.1uf
10K
R11
GND
GND
GND
C6
VCC
RESET#
SMD-B
C7
10uf
VCC
GND
VCC
GND
GND
PECLRXI-
VCC
C12
GND
.1uf
100
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
This node will be 3.3V or 5V
depending on strapping.
130/83
DVCC
DGND
TESTMODE
TRIDRV
RESET#
DVCC
TPMUX
TPI0
TPI1
DGND
TPI2
TPI3
CONFIGA
DVCC
CONFIGB
FXDLPBK
TXDLPBK
DGND
AGND
AGND
82/ 127
R27
R14
49.9 1%
R25
49.9 1%
GND
D5
R18
C24
.1uf
130/ 83
R26
82/127
R28
PECLRXI+
470 ohm
R5
100Mbps Ethernet Fiber/Twisted Pair Single Chip Media Converter
GND
130/13.2K
R23
R29
374/19.8K
VCC
470 ohm
R6
470 ohm
R3
GND
49.9 1%
VCC
R16
82/ 127
R24
R30
130 /83
D6
470 ohm
R2
D3
DM9301F (TCO)
R17
49.9 1%
GND
470 ohm
R1
(For Reference Only)
R21
300/ 182
R19
300/ 182
D2
D1
R22
Both LEDs in one package.
D2 is upper LED (TxLnk)
C23
.1uf
VCC
62/ 69.8
R20
62/ 69.8
470 ohm
R4
GND
PECLRXI+
Y1
C13
18pF
PECLRXI-
25M
LED
D4
C14
18pF
GND
GND
PECLTXO-
GND
HLTNOLNK
FRCFXSD
BPSCRAM
PECLSD+
MUXCTL0
MUXCTL1
FXALPBK
TXALPBK
PECLTXO+
DGND
DVCC
DGND
DVCC
DGND
AGND
AVCC
TPEN
TXD0
TXD1
TXD2
TXD3
TXD4
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
U1
VCC_R
BPSCRAM
HLTNOLNK
GND
GND
GND
GND
GND
VCC
GND
GND
GND
GND
VCC
GND
GND
GND
GND
VCC
GND
GND
GND
VCC_T
GND
VCC_R
R12
R13
.1uf
0 Ohm
GND
C8
9
8
7
6
5
4
3
2
1
Isolation Barrier.
All these components and their traces should
not intersect other areas.
0 Ohm
3.3V
L3
1uH
VCC
C15
.1uf
V23818-C8-V10
FX1
GND
R9
75 1%
TPRXI-
TPRXI+
GND
GND
VCC
VCC
Load ONLY R12 OR R13
R12=+5V for HFBR Large Optic
R13=3.3V for Siemans V23812 Optic.
1uH
VCC_T
C16
J?
1
2
3
4
CON4
J?
1
2
3
4
CON4
L4
8
7
6
5
4
3
2
1
RJ45
J1
Disable Scrambler
Halt If No Link
PECLRXI+
U2
8
7
6
5
4
3
2
1
PE68515
Place these components as
close to Optics as
possible.
.1uf
No Power under this area.
10
11
12
13
14
15
16
9
PECLRXI-
9
10
11
12
13
14
15
16
R7
TPTXO-
TPTXO+
PECLSD+
75 1%
R10
75 1%
DM9301FP
R8
PECLTXO-
VCC_R
Title
Size
Custom
Date:
.1uf /1KV
Version: DM9301FP-DS-F03
PECLTXO+
VCC_T
C5
GND
Document Number
Monday , April 24, 2000
GND
GND
HFBR5103T
DAVICOM SEMICONDUCTOR, INC.
9301 Media Converter
FX2
9
8
7
6
5
4
3
2
1
DM9301.DSN
R19
R20
R21
R22
R23
R24
optic
U3
C10
C11
R25
R26
R12
R13
R27
R28
R29
R30
Pop Table For :
June 06, 2007
Sheet
3.3V
Preliminary
182
69.8
182
69.8
13.2K
127
FX1
In
In
In
127
127
out
83
83
19.8K
83
0
1
5.0V
FX2
out
out
out
of
300
62
300
62
130
0
82
82
82
out
130
130
374
130
1
Rev
1.1