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Card Reader/LAN JMC251C
S D _C L K
JMC251C
C 4 54
ne ar P in# 41
*1 0p _5 0V _N P O_0 6
SD _ C LK
R 4 48
S D X C _P OWE R
3 . 3 V S
C 16 5
R 49 7
*4 . 7K _0 4
S D _C D #
C 17 0
0. 1 u_ 16 V_ Y 5V _0 4
2. 2 u_ 6. 3V _ Y 5V _0 6
R 49 3
1 0K _0 4
MS _I N S #
V C C _ C AR D
R 15 8
1 K_ 04
S D _W P
U 36
Ca rd Rea der Pu ll High /Lo w
Re sis tor s
49
MD I O10
50
MD I O1 0
MD I O9
MD I O8
51
MD I O9
A V D D 12 _52
52
MD I O8
R 162
*2 0mi l _04
D VD D
V D D
53
[ 2 5]
LA N _ MD I P0
V I P _1
54
[ 2 5]
LA N _ MD I N 0
V I N _1
R 156
*2 0mi l _04
A V D D 12 _55
55
D VD D
A V D D 12
56
[ 2 5]
LA N _ MD I P1
V I P _2
57
[ 2 5]
LA N _ MD I N 1
V I N _2
58
59
GN D
3. 3 V_ LA N
60
A V D D 33
LA N _ MD I P2
[ 2 5]
LA N _ MD I P2
61
V I P _3
LA N _ MD I N 2
[ 2 5]
LA N _ MD I N 2
62
V I N _3
R 144
*2 0mi l _04
A V D D 12 _62
D VD D
LA N _ MD I P3
63
A V D D 12
[ 2 5]
LA N _ MD I P3
V I P _4
LA N _ MD I N 3
64
[ 2 5]
LA N _ MD I N 3
V I N _4
10/2 9
J MC 25 1-LGB Z 0C
R E X T_C
R 14 2
12 K_ 1% _0 4
AV D D 1 2_ 7
AV D D 1 2_ 13
3. 3 V_ LA N
C 43 5
C 13 9
0. 1u _1 6V _Y 5 V _0 4
0. 1u _1 6V _Y 5V _0 4
Pi n#7
Pi n#1 3
AV D D 1 2_ 52
AV D D 1 2_ 55
A VD D 1 2_ 62
A VD D 12_ 7
C 44 5
C 15 7
C 14 5
C 13 6
0. 1u _1 6V _Y 5 V _0 4
0. 1u _1 6V _Y 5V _0 4
0. 1 u_1 6V _ Y 5V _0 4
*1 0u_ 6. 3 V_ X5 R _0 6
Pi n#5 2
Pi n#5 5
Pi n# 62
Pi n# 7
R 428
Re se rv ed
X 10
2
3. 3 V_ LA N
FS X 5L_ 25 MH Z
X9
3
C 13 4
C 14 8
2
0. 1u _1 6V _Y 5 V _0 4
0. 1u _1 6V _Y 5V _0 4
C 43 1
* FS X5 L_ 25 MH z
Pi n#4 3
Pi n#4 3
2 2p _50 V _N P O_0 4
3. 3 V_ LA N
6-22-25R00-1B4
6-22-25R00-1B5
C 13 3
C 13 5
C 18 9
C 43 7
*10 u_ 6. 3V _ X5R _06
*0. 1 u_ 16V _ Y 5V _0 4
*0. 1 u_ 16 V_ Y 5V _0 4
0. 1 u_ 16 V_ Y 5V _0 4
Pi n#5 9
Pi n#5 9
Pi n# 2
Pi n# 21
Re ser ve d
P lac e a l l c a pac ito rs c lo se d to c h ip .
T h e s u b sc rip t in e ac h CA P in c ic ate s th e p in
n u mb er o f J M C 25 1 /JM C2 6 1 th at sh o u ld b e
c l o s e d to .
Switch ing Regulator
close to PIN33
1 1 /0 2
L3 7
*2 0mi l _0 4
(>20 mil)
10/29
R E GLX
D V D D
S WF 25 20 C F -4R 7M-M
C 17 7
C 44 8
For JMC251/261 only
10 u_ 6. 3 V_ X5 R _0 6
0. 1 u_ 16 V_ Y 5V _0 4
Pi n#3 3
Pi n# 33
V D D 3
R 2 07
* 28m i l _0 6
(>20mil)
3 2
VD D R EG
V D D R E G
3 1
(>20mil)
3 . 3V S
V C C 3V
3 0
V C C _ C AR D
P W R C R
2 9
TE S T
2 8
MPD
MP D
2 7
LA N _P C I E _W A KE #
W AK E N
2 6
LA N _S C L
LA N _L ED 2
2 5
LA N _S D A
JMC251 C
C R _ LE D
2 4
R ST N
BU F _ PL T_ R ST # [ 17 , 22 , 2 6, 2 7]
2 3
C PP E N
C PP E N
2 2
GN D
2 1
(LQFP 64)
3 . 3V _L AN
V D D I O
2 0
SD _ WP
MD I O 6
1 9
MD I O12
MD I O1 2
1 8
MD I O14
MD I O1 4
1 7
SD _ C D #
C R _C D 0 N
PCIe D ifferential
Pairs = 100 Ohm
R 13 6
*0 _0 4
MS _I N S #
R 42 7
*2 0m i l _0 4
1 1 /0 2
P C I E_ R XP _4 _GL A N
C 4 33
0. 1 u_ 10 V_ X7 R _0 4
P C I E _R X P 4_GL A N [ 1 4]
P C I E_ R XN _ 4_ GLA N
C 4 34
0. 1 u_ 10 V_ X7 R _0 4
PC I E _ R XN 4 _GLA N [ 14 ]
P C I E _TX N 4_ GLA N [ 14 ]
P C I E_ TX P4 _GL A N [ 1 4]
C L K_ P C I E_ GLA N [ 14 ]
C LK _ PC I E _GL A N # [ 14 ]
L AN X OU T
LA N X I N
*1 M_04
1
For JMC251 C
3. 3 V_ LA N
4
C 45 0
C 19 5
1
C 432
0 . 1u _16 V _Y 5 V_ 04
* 10u _6 . 3V _X 5R _ 06
P in #2
P in #2
22p _5 0V _N PO_ 04
V C C _C A R D
VC C _C A R D
C 4 78
C 4 81
C 4 80
* 0. 1u _1 6V _Y 5 V _0 4
*0 . 1u _1 6V _Y 5 V_ 04
*0 . 1u _1 6V _Y 5 V_ 04
Near Ca rdr ead er CON N
2A
3. 3V _ LA N
D VD D
R 42 5
* 4. 7K _ 04
U 35
LA N _ SC L
R 42 6
* 4. 7K _ 04
8
7
V C C
W P
(>20mil)
MP D
6
S C L
LA N _ SD A
5
1
S D A
A0
2
4
A1
3
GN D
A2
*A T2 4C 0 2B N
V D D R EG
3. 3 V S
(>20mi l)
(>20mil)
C 1 99
C 198
C 44 3
1 0u _6 . 3V _X 5R _ 06
0 . 1u _1 6V _Y 5 V _04
*10 u_ 6. 3V _ Y 5V _0 6
P in# 32
P in #3 2
P in #3 1
V D D 3
1 1 /0 2
I S ON _2 51 C
R 1 91
*20 mi l _ 04
R 1 90
*10 0K _0 4
D 1 6
P C I E_ WA K E #
A
C
[ 15 , 22, 2 6]
P C I E_ WA K E #
R B 7 51 S-4 0C 2
4 IN 1 SO CKET SD/MM C/MS/ MS Pr o
P 1
S D _C D #
S D _D 2
P 2
S D _D 3
P 3
Card Reader
S D _B S
P 4
Power
P 5
P 6
V C C _ C A R D
V C C _C A R D
S D _C L K
P 7
C 48 2
P 8
S D _D 0
P 9
P 10
0. 1u _1 6V _Y 5 V _0 4
S D _D 1
P 11
S D _W P
P 12
R 49 6
P 13
*7 5_ 04
V C C _ C A R D
S D _C L K
P 14
S D _D 3
P 15
C 47 9
MS _I N S #
P 16
0. 1u _1 6V _Y 5 V _0 4
S D _D 2
P 17
S D _D 0
P 18
S D _D 1
P 19
S D _B S
P 20
P 21
VD D 3
1.2V
V D D 3
P C 1 02
U 20
*1 u_ 10 V_ Y 5V _ 06
5
6
D VD D
1A
9
V I N
V C N TL
P C 99
P R 1 15
7
V I N
4
*0 _0 4
P OK
V OU T
3
V OU T
8
P R 1 16
E N
* 1. 27 K _1 %_0 4
1
2
GN D
V F B
P C 9 8
*A X 6 6 1 0
* 82 p_5 0V _ N PO_ 04
PR 1 14
GS 711 3
*2. 4 9K _1 %_ 04
10/29
6- 02- 071 13- 320
AX 661 0
6- 02- 066 10- 320
[ 13, 2 2, 2 7, 31 , 32 , 3 8]
V D D 3
[ 25 ]
D VD D
[ 3, 9 , 10 , 1 1, 1 2, 13 , 14 , 15, 1 6, 1 7, 18 , 19 , 2 0, 2 3, 25 , 27 , 28, 2 9, 3 0, 31 , 36 ]
3 . 3V S
[ 3 , 6, 8 , 9 , 10 , 20, 2 6, 2 8, 31 , 33 ]
1 . 5V
[ 2 0, 23 , 26 , 30, 3 1, 3 3, 34 , 35 ]
5 V
Schematic Diagrams
3 . 3 V S
V D D 3
R 21 6
1 0K _0 4
R 21 7
* 4. 7K _0 4
C 44 0
0 . 1u _16 V _Y 5 V_ 04
C 44 2
0. 1u _1 6V _ Y 5V _0 4
Pi n# 31
3 . 3V _L A N
V D D 3
R 43 1
*0_ 06
3. 3 V_ LA N
R 434
1 0K _0 4
LA N _ PC I E _W A K E#
LA N _P C I E _W AK E # [ 27 ]
Sheet 24 of 43
Card Reader/LAN
J_ C AR D -R E V 1
JMC251C
C D _ SD
D A T2 _S D
C D / D A T3 _S D
C MD _ SD
V S S_ S D
V D D _S D
C L K_ S D
V S S_ S D
D A T0 _S D
D A T1 _S D
W P _S D
V S S_ MS
V C C _MS
S C LK _ MS
D A T3 _MS
I N S _MS
D A T2 _MS
S D I O/ D A T0_ MS
D A T1 _MS
P2 2
B S _MS
GN D
P2 3
V S S_ MS
GN D
MD R 01 9-C 0 - 1 04 2
Card Reader/LAN JMC251C B - 25
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