Asus A6J - Page 38

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1.CLOSE TO R5C841
2.The area is as compact as possible,length < 10 mm
3.TPA Pair and TPB pair mismatch < 2.5mm
4.No via recommend , maxmium is one.
5.Total length < 50 mm
6.Differential impedance is 110+/- 6 ohm
7.TPA Pair trace or TPB pair trace mismatch <
1.25mm
Layout: SHIELD GND
Soft start
Place as close to
card reader socket
as possible
Custom
38 63Tuesday, November 22, 2005
ASUSTeK COMPUTER INC
1394 & 3 IN 1 CON
2.0
A6J
Marco Chen
<Variant Name>
Size Project Name
Rev
Date: Sheet
of
Title :
Engineer:
LTPA0-
LTPA0+
LTPB0-
LTPB0+
SD/MSCLK_XDRE#
SDCMD_MSBS_XDWE#
SD/MSCLK_XDRE#
SD/MS/XDDAT1
SD/MS/XDDAT3
MSCD#
SDCD#
SD/MS/XDDAT3
SD/MS/XDDAT0
SDCMD_MSBS_XDWE#
SD/MS/XDDAT1
SD/MS/XDDAT2
SD/MS/XDDAT0
SD/MS/XDDAT2
SDWP_XDR/B#
MSCD#
LTPA0+
LTPB0+
LTPB0-
LTPA0-
GND
GND
GND
GND
GND
GND
GND
GND
+MC_VCC
GND
GND
+3V
GND GND GND
+MC_VCC
+MC_VCC
+3V
+3V+MC_VCC
GND
F3801
500mA/24V
1 2
R3806 5.11KOhm
r0402
1%
12
R3805 56Ohm
1%
12
R3811
150KOhm
1 2
C3805
0.1UF
12
C3803
0.1UF
c0402
1 2
R3807 56Ohm
1%
12
RN3801B
0OHM
3 4
C3809
270PF/50V
@
c0402
1 2
C3810
270PF/50V
@
c0402
1 2
R3808
10KOhm
r0402_h16
1 2
R3801 56Ohm
1%
12
C3802 0.33UF/16V
1 2
R3809
10KOhm
1 2
R3804
10KOhm
r0402_h16
1 2
C3811
0.1UF
c0402
1 2
D3801
1SS355
12
CON3802
SD_CARD_19P
M1
M2
M3
M4
M5
M6
M7
M8
M9
M10
S8
S7
S6
S5
S4
S3
S2
S1
S9
1
2
SWP1 GND2 SCD1 GND1
MS_VSS1
MS_BS
MS_VCC1
MS_SDIO
MS_RESERVED1
MS_INS
MS_RESERVED2
MS_SCLK
MS_VCC2
MS_VSS2
SD_DAT1
SD_DAT0
SD_VSS1
SD_CLK
SD_VCC
SD_VSS2
SD_CMD
SD_DAT3
SD_DAT2
NP_NC1
NP_NC2
SD_WP_PROTECT
GND2
SD_CD_DETECT
GND1
RN3802A
0OHM
1 2
U3801
AT24C02N
1
2
3
4
8
7
6
5
A0
A1
A2
GND
VCC
WP
SCL
SDA
R3810
1MOhm
1 2
C3804 270PF/50V
c0402
1 2
C3807
0.1UF
c0402
1 2
G
S
D
3
2
1
Q3801
2N7002
1
32
R3813
10KOhm
r0402_h16
@
1 2
R3802 56Ohm
1%
12
RN3802B
0OHM
3 4
C3806
0.1UF
c0402
1 2
C3801
0.01UF/25V
c0402
12
Common
Choke
L3801
IEEE1394@
1
2
3
4 5
6
7
8
CON3801
IEEE_1394
56
4
3
2
1
P_GND1P_GND2
4
3
2
1
D
S
G
1
2
3
Q3802
SI2301BDS_T1_E3
1
23
R3803
10KOhm
r0402_h16
1 2
RN3801A
0OHM
1 2
C3808
270PF/50V
@
c0402
1 2
R3812
10KOhm
r0402_h16
@
1 2
TPBIAS0 37
1394_SCL 36
TPA0+_1 37
TPA0-_1 37
1394_SDA 36
SD/MS/XDDAT236
SD/MS/XDDAT336
SD/MS/XDDAT136
MSCD#36
SDCMD_MSBS_XDWE#36
SDWP_XDR/B#36
SD/MSCLK_XDRE#36
SD/MS/XDDAT036
SDCD#36
SD/MS/XDPWR36
TPB0+_1 37
TPB0-_1 37