Schematic Diagrams
B - 18 CARD READER JMB261C
B.Schematic Diagrams
CARD READER JMB261C
C236
0.1u_16V_Y5V_04
SD
_
D
1
SD
_
D
2
RE
G
L
X
PME#
S
D
_C
LK
_R
SD
_
D
3
SD
_
B
S
SD
_
D
0
C213
10u_6.3V_X5R_08
MDIO10
MDIO9
C248
10u_6.3V_X5R_06
MD
IO
7
SDXC_POWER
SD_CD#
SD_WP
MS_INS#
L39
*GST5009 LF-G
TCT1
1
TD1+
2
TD1-
3
TCT2
4
TD2+
5
TD2-
6
TCT3
7
TD3+
8
TD3-
9
TCT4
10
TD4+
11
TD4-
12
MX4-
13
MX4+
14
MCT4
15
MX3-
16
MX3+
17
MCT3
18
MX2-
19
MX2+
20
MCT2
21
MX1-
22
MX1+
23
MCT1
24
LANXOUT
LANXIN
R169
*4.7K_04
C194
22p_50V_NPO_04
Close to JMC251C
Pin#31
(>20mil)
Pin#31
R143
*1M_04
C235
0.1u_16V_Y5V_04
C370
0.1u_16V_Y5V_04
C218
0.1u_16V_Y 5V_04
C223
0.1u_16V_Y5V_04
REGLX
MS_INS#
CR
_
C
D
1
N
R177
*4.7K_04
3.3V
DVDD
ISON_251C
C2
4
*
0
.1u_
10V
_
X
5
R
_04
PJS-08SL3B
J_RJ1
DD-
8
DD+
7
DB-
6
DC-
5
DC+
4
DB+
3
DA-
2
DA+
1
shield
GND1
shield
GND2
(LQFP 64)
JMC261 C
U6
JMC261C
RE
X
T
1
AV
D
D
3
3
2
XI
N
3
XO
U
T
4
GND
10
LX
33
AV
D
D
1
2
7
CPPEN
23
CL
K
N
5
CL
K
P
6
AV
D
D
1
2
13
RX
P
8
GND
22
TX
N
11
TX
P
12
PWRCR
30
RSTN
24
WAKEN
27
MPD
28
IS
ON
45
LAN_LED2
26
CR
_
C
D
1
N
16
CR_CD0N
17
RX
N
9
MDIO8
51
LA
N
_
LE
D
0
47
MD
IO
7
15
MDIO6
20
GN
D
44
MD
IO
5
41
MD
IO
4
40
MD
IO
3
39
V
DDI
O
43
MD
IO
2
38
MD
IO
1
37
MD
IO
0
36
MDIO9
50
MDIO10
49
MD
IO
11
48
MDIO12
19
VDDREG
32
MD
IO
1
3
14
MDIO14
18
CR_LED
25
TEST
29
VDDIO
21
GND
34
VCC3V
31
FB
1
2
35
LA
N
_
LE
D
1
46
VD
DO
42
VDD
52
VIP_1
53
VIN_1
54
AVDD12
55
VIP_2
56
VIN_2
57
GND
58
AVDD33
59
VIP_3
60
VIN_3
61
AVDD12
62
VIP_4
63
VIN_4
64
Near Cardreader CONN
For Safety LPS.
Card Reader Power
30 mil
LP4
*WCM2012F2S-161T03
1
4
2
3
C212
0.1u_16V_Y5V_04
R171
10K_04
Pin#32
R1
8
75_
1%
_04
VDDREG
C249
*10u_6.3V_X5R_08
R2
1
75_
1%_
0
4
C187
*0.1u_16V_Y 5V_04
C200
0.1u_16V_Y5V_04
VCC_CARD
C209
0.1u_10V_X7R_04
Close to PIN41
Card Reader Pull High/Low Resistors
3.3V_LAN
R176
*4.7K_04
SD_CLK
X1
FSX-8L_25MHz
1
2
MDIO11
R181
150_06
REXT
R230
0_04
C294
1000p_2KV_X7R_12
R2
0
75_
1%
_04
C203
0.1u_10V_X7R_04
SD_D2
L66
*WCM2012F2S-161T03-short
1
4
2
3
C197
*10u_6.3V_X5R_06
SD_D0
SD_D3
SD_D0
SD_BS
SD_D1
C243
10u_6.3V_X5R_06
SD_D1
SD_D3
SD_D2
C227
10u_6.3V_X5R_08
C2
2
*0
.1
u_10
V
_
X
5
R
_
04
SD_CLK
SD_WP
SD_BS
C191
2.2u_6.3V_X5R_06
MS_INS#
SD_CLK
SD_CD#
C168
0.1u_16V_Y5V_04
3 IN 1 SOCKET SD/MMC/MS
PWRCR
C369
*10p_50V_NPO_04
R1
6
*7
5_1%
_04
C228
0.1u_16V_Y 5V_04
R159
1K_04
C2
9
2
0
.01
u_50
V
_
X
7
R
_04
R148
0_04
C176
*0.1u_16V_Y5V_04
Pin#33
(>20mil)
Pin#33
For JMC251/261 only
R134
12K_1%_04
(>20mil)
Reserve 7/13
Switching Regulator close to PIN33
LP3
*WCM2012F2S-161T03
1
4
2
3
C185
22p_50V_NPO_04
C238
10u_6.3V_X5R_08
R168
1K_04
.
L31
*SWF2520CF-4R7M-M
VDD3
L40
NS681680
RD+
1
RD-
2
RX+
16
RX-
15
RD_CT
3
RX_CT
14
NC
4
NC
12
NC
5
TD_CT
6
TD+
7
NC
13
TX-
9
TD-
8
TX_CT
11
TX+
10
R135
*100K_1%_04
C245
0.1u_16V_Y5V_04
R231
0_04
C167
0.1u_16V_Y 5V_04
R167
*4.7K_04
R175
0.2_06
C179
0.1u_16V_Y5V_04
C234
0.1u_16V_Y5V_04
C2
9
1
*0
.0
1
u_50
V
_
X
7
R
_
04
C192
*0.1u_16V_Y5V_04
C169
0.1u_16V_Y 5V_04
J_CARD-REV1
MDR019-A0-1072
DAT2_SD
P2
VSS_MS
P21
CD/DAT3_SD
P3
CMD_SD
P4
VSS_SD
P5
VDD_SD
P6
CLK_SD
P7
VSS_SD
P8
DAT0_SD
P9
DAT1_SD
P10
WP_SD
P11
VSS_MS
P12
VCC_MS
P13
SCLK_MS
P14
DAT3_MS
P15
INS_MS
P16
DAT2_MS
P17
SDIO/DAT0_MS
P18
DAT1_MS
P19
BS_MS
P20
CD_SD
P1
GND
P23
GND
P22
PCIE_RXN5_CARD 9
PCIE_RXP5_CARD 9
(>10mil)
PME#
9,18
PCIE_WAKE#
11,19
D13
RB751S-40C2
A
C
R174
*10mil_short
3.3V
3.3V_LAN
3.3V_LAN
CLK_PCIE_JMC261# 8
CLK_PCIE_JMC261 8
PCIE_TXP5_CARD 9
3.3VS
3,6,7,8,9,10,11,12,13,14,15,16,18,21,23
BUF_PLT_RST# 11,15,18,19
PCIE_TXN5_CARD 9
3.3V
2,9,11,12,13,18,19,21,23,24,26
VCC_CARD
R163
*15mil_short_06
R166
*0_06
R170
10K_04
R185
*0_06
CardReade r Signal
Zo = 50 Ohm ¡Ó15%
Zo = 100 Ohm ¡Ó10%
Signal / Spacing: 4 /8.5 m ils
Length < 12"
Car dReader Signal
Zo = 50 Ohm ¡Ó15%
L65
*WCM2012F2S-161T03-short
1
4
2
3
3.3V_LAN
DVDD
DVDD
3.3VS
DVDD
3.3V_LAN
3.3VS
3.3V_LAN
3.3V_LAN
3.3V_LAN
DVDD
3.3V_LAN
3.3V
VDD3
3.3VS
VDD3
DVDD
PWRCR
VCC_CARD
3.3VS
3.3V_LAN
DVDD
DVDD
DVDD
3.3V_LAN
DVDD
DV
D
D
DV
D
D
DVDD
DVDD
VDD3
11,15,18,19,22,23,27
PN: 6-21-G4030-123
M DR019-A0-1072
PN: 6-21-G4040-123
M DR019-A0-1072
R180
10K_04
Pin#2
Pin#21
Pin#59
Pin#59
LAN_SCL
Place all capa citors closed to chip.
LAN_SDA
Pin#2
Pin#2
(>20mil)
Pin#43
Pin#43
For JMC251C
VCC_CARD
VCC_CARD
D02
LAN_LED0
LAN_LED1
MLMX2-
MLMX2+
MLMX0-
MLMX3-
MLMX1+_R
MLMX0+
MLMX1+
MCT_1
LAN_MDIP1
CT
MCT_0
MLMX3+
MLMX1-
Z1703
Z1702
LAN_MDIN1
LAN_MDIP0
MLMX0-_R
MLMX1-_R
MLMX1+_R
MLMX0+_R
Z1701
MLMX1-_R
Z1704
LAN_MDIN0
MLMX0+
MLMX0+_R
MLMX0-_R
MLMX1+
MLMX0-
MLMX3-_R
MLMX2+_R
MLMX3+_R
MLMX2-_R
LAN_MDIP2
LAN_MDIN1
LAN_MDIN3
LAN_MDIN2
LAN_MDIP3
LAN_MDIN0
LAN_MDIP0
LAN_MDIP1
W240CU
PN: 6-21-B4000-008
PJS-08SL3B
W250CU
PN: 6-21-B4040-008
PJS-08SO1B
MLMX3+
MLMX2+
MLMX2+_R
MLMX2-_R
MLMX3-_R
MLMX3-
MLMX2-
MLMX3+_R
CT
FOR JMB251 GIGA LAN PARTS
L58,LP1,LP2,LP3,LP4
R400,R401,R402,R403,R404,R405
C617,C611
FOR JMB261 10M/100M LAN PARTS
MCT_R
MLMX1-
MCT_2
MLMX2+
MCT_3
MCT_1
MLMX2-
MLMX0+_R
MLMX3+
MLMX3-
MLMX0-_R
MCT_0
L59,LP1,LP2
R395,R396,R400,R401,R404,R405
C617,C616
MLMX1+_R
EMI
MLMX1-_R
4/15
NOTICE:
near Pin#41
6-22-25R00-1B4
6-22-25R00-1B5
(>20mil)
Pin#32
JMC261C
Close to JMC251C
PCIe Differential
Pairs = 100 Ohm
R184
150_06
Close to JMC251C
(>20mil)
C240
*10u_6.3V_X5R_08
Pin#62
JMC251C Pin14 & Pin16 Swap solution for
M S card detection.
Pin#52
Pin#55
meet falling time
<1ms
GIGA LAN (JMC251C)
R1
7
75_
1%
_04
Pin#30
Reserved
Pin#7
Pin#7
R173
0.2_06
Pin#13
LAN_MDIP0
LAN_MDIP1
LAN_MDIN1
R1
5
*7
5_1%
_04
LAN_MDIN0
LAN_MDIN2
LAN_MDIP2
LAN_MDIP3
C166
0.1u_16V_Y5V_04
MDIO8
SD_CD#
MPD
CPPEN
MDIO14
MDIO12
SD_WP
LAN_MDIN3
R139
0_04
LAN_SDA
LAN_SCL
Sheet 17 of 31
CARD READER
JMB261C
Содержание W245CUQ
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