Circuit - Davicom Semiconductor Inc.

5
4
3
JP1
RST#
CS#
IOR#
IOW#
INT
D
LOW
LOW
LOW
LOW
HIGH
ACTIVE
ACTIVE
ACTIVE
ACTIVE
ACTIVE
(CHIP RESET)
(CHIP SELECT)
(IO DATA READ)
(IO DATA WRITE)
(INTERRUPT ACTIVE)
ON
OFF
ON
OFF
ON
OFF
JP2
JP7
2
:
:
:
:
:
:
USE
USE
USE
NOT
INT
INT
8 Bit MODE
16 Bit MODE
EEPROM
USE EEPROM
LOW ACTIVE
HIGH ACTIVE
1
FOR NORMAL SYSTEM
JP3 2-3 SHORT
FOR X86 PC-ISA SYSTEM 16 Bit MODE
JP3 1-2 SHORT
DVDD_33
LED1
JP3
IO16
LED1
SPEED_LED
SPEED_LED
1
2
3
DVDD_33
IOW#
IOR#
IO16
CS#
CMD
INT
RST#
IOW#
IOR#
CS#
C4
60pF
C0603
C5
60pF
C0603
C6
60pF
C0603
SD0
SD1
SD2
SD3
8
6
4
2
SDBUS_4
SDBUS_5
SDBUS_6
SDBUS_7
25
26
27
28
29
30
31
32
33
34
35
36
SD8
CMD
INT
IOR#
IOW#
24
23
22
21
20
19
18
17
16
15
14
13
SD13
SD12
SD11
SD10
SD9
VDD
SD8
CMD
GND
INT
IOR#
IOW#
SD4
SD5
SD6
SD7
2
4
6
8
33
37
38
39
40
41
42
43
44
45
46
47
48
33
1
3
5
7
R3
10K
R0603
B
WAKE
R17
0/NC
R0603
FOR 16-BIT WAKE-ON-LAN USAGE, POPULATE R17 AND
NOT POPULATE LED2 AND R4
LED2 ACTS AS WAKE OUTPUT SIGNAL TO BE USED AS
WAKE-UP SIGNAL TO CPU
THIS SIGNAL IS SET USING EEPROM TO EITHER
HIGH-ACTIVE OR LOW-ACTIVE
*** CONSULT DATASHEET FOR DETAILS ***
CS
SK
DI
DO
8
7
6
5
VCC
NC
NC
GND
C1
0.1UF
C0603
93LC46/DIP8
C
DGND
SD5
SD6
SD7
AVDD18
TXTX+
AGND
AGND
RXRX+
AVDD18
BGRES
C3
0.1UF
C0603
R5
49.9/1%
R0603
R6
49.9/1%
R0603
C21
15PF
C0603
C22
15PF
C0603
AUTO-MDIX TRANSFORMER USED
12
11
10
9
8
7
6
5
4
3
2
1
AGND
U3
TXTXTX+
TX+
RXRX+
C7
0.1UF
C0603
AVDD_18
AVDD_18
RX+ C8
47UF/16V
For EMI Solution
RX+
1
TD-
TX-
16
2
NC
NC
15
3
TD+
TX+
14
4
NC
MCT
13
5
CT
NC
12
6
RD-
RX-
11
7
NC
NC
10
8
RD+
RX+
9
R7
49.9/1%
R0603
AGND
R8
49.9/1%
R0603
C23
15PF
C0603
C24
15PF
C0603
C25
15PF
C0603
C9
0.1UF
C0603
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
GP1
GP1
GP1
GP1
GP1
GP1
LED3
WAKE
D1
1N4148
SMD
RST#
R13
4.7K
R0603
+
Y1
XTAL
25MHZ/49US
0.1UF
AGND C0603
C27
15PF
C0603
B
C13
0.01UF/2KV
CHASIS_GROUND
3.3V
C15
22PF
C0603
Q1
1
P_IN
P_IN
2
3
GND
GND
4
I
VIN
REGULATOR
VOUT
VOUT
O
4
SOT-223
Common Mode Choke
DGND
R11
75R
R0603
P_IN_5V
DGND
DGND
R10
75R
R0603
RECOMMEND TRANSFORMER
MAGCOM HS9016
DELTA LFE8563-DC
U6A
C14
22PF
C0603
0.1UF
C0603
For EMI Solution
P_IN
DGND
R9
75R
R0603
AGND
R15
500
DGND
R0603
C20
10UF/16V
EC-MR05-2
RJ-45
C10
AGND
GND
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
RJ_45_3
RJ_45_2
RJ_45_1
G
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
8 BIT
C11
0.1UF
C0603
AGND
C26
15PF
C0603
C
16 BIT
For EMI Solution
A
CIRCUIT NET
CS#
LED2
LED1
DVDD_33
JP6
8
7
6
5
4
3
2
1
RJ_45_6
ETHERNET XFMR - AUTO-MDIX
R12
6.8K1%
R0603
DM9000BI/LQFP48
C12
DATA BUS CONNECTOR
16 Bit Mode
8 Bit Mode
R4
510
R0603
For EMI Solution
DM9000B - 16bit
DM9000BI- 16bit
RP4
SD12
SD13
SD14
SD15
ADD R16 TO SET
EEPROM TO
DISABLE STATE
WHEN JP2 IS
DISCONNECTED
SD14
VDD
SD15
EEDCS
EEDCK
EEDIO
SD0
SD1
SD2
GND
SD3
SD4
+
SD13
SD12
SD11
SD10
SD9
33
8
6
4
2
R0603
CS#
LED2(IOWAIT / WAKEUP for eeprom)
LED1(IO16 for eeprom)
PWRST#
TEST
VDD
X2
X1
GND
SD
AGND
BGGND
7
5
3
1
RP1
7
5
3
1
R16
75K
R0603
1
2
3
4
DGND
RP2
SDBUS_0
SDBUS_1
SDBUS_2
SDBUS_3
33
SDBUS_12
SDBUS_13
SDBUS_14
SDBUS_15
C2
330UF/16V
EC-MR05-2
1
LINK/ACT
R2
510
R0603
TP1
R14 10K
DVDD_33
U2
C4 , C5 , C6 NOISE FILTER
Note:
Filter IOR# , IOW# , CS# Noise
max use 60pF
[ Default OPEN ]
SD8
SD9
SD10
SD11
8
6
4
2
JUMPER
2
U1
DGND
SDBUS_0
SDBUS_1
SDBUS_2
SDBUS_3
SDBUS_4
SDBUS_5
SDBUS_6
SDBUS_7
SDBUS_8
SDBUS_9
SDBUS_10
SDBUS_11
SDBUS_12
SDBUS_13
SDBUS_14
SDBUS_15
7
5
3
1
JP7
1
DGND
HEADER/16X2
RP3
SDBUS_8
SDBUS_9
SDBUS_10
SDBUS_11
JUMPER
2
2
R0603
DVDD_33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
JP5
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
C
JP2
1
LINK_LED
R1 4.7K
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
SD15
SD14
P_IN_5V
DGND
JUMPER
2
1
SPEED
LED2
LED2
CON3
JP1
1
D
2
DGND
DGND
DVDD_33
DVDD_33
DVDD_33
DVDD_33
DGND
A
A
C16
0.1UF
C0603
C17
0.1UF
C0603
C18
0.1UF
C0603
C19
0.1UF
C0603
3.3V
DGND
DGND
DGND
DVDD_33
DGND
L2
Preliminary (for Reference Only)
DGND
AGND
F.B/120/S0603
Title
Size
Custom
Date:
5
4
3
2
DAVICOM Semiconductor Inc.
Document Number
Rev
DM9000B/BI-16bit TX AUTO-MIDX
Monday, January 16, 2012
Sheet
1
1
of
1.3
1