EVB9220_EVB9221 Mini Development Card Schematic, PDF

5
4
3
2
1
LAN9220 / LAN9221 Mini Development Card
D
D
Assy 6527
Design Details
PCB Revision B
Schematic Revision 1.1
Board:
Assy 6527
Circuit Diagrams utilizing SMSC Products Are Included
As A Means Of Illustrating Typical Semiconductor
Applications: Consequently Complete Information
Sufficient For Construction Purposes Is Not Necessarily
Given. The Information Has Been Carefully Checked And
Is Believed To Be Entirely Reliable. However, No
Responsibility Is Assumed For Inaccuracies.
Furthermore, Such Information Does Not Convey To The
Purchaser Of The Semiconductor Devices Described Any
License Under The Patent Rights Of SMSC Or Others.
SMSC Reserves The Right To Make Changes At Any
Time In Order To Improve Design And Supply The Best
Product Possible.
Chip:
SMSC LAN9220 / LAN9221
Board Form Factor:
59.60mm x 58.42mm
C
Assembly:
56-Pin QFN
C
ITEM
Revision History
Page(s)
Title Page
1
Expansion Slot Edge Fingers
2
LAN9220 / LAN9221
3
BLOCK DIAGRAM
Rev 1.0 to 1.1:
Page 2: Added note for default ADDR1 configuration
B
B
A
A
Title
Title Page
Size
C
Date:
5
4
3
2
Engineer
Assembly No.
J. M.
6527
Monday, September 14, 2009
1
PCB Rev
Schematic Rev
B
Sheet
1.1
1
of
3
5
4
3
2
1
Local Bus Expansion Slot
D
NOTE:
Pins 1 & 2 are used to detect the
presence of an expansion card.
+3.3V
D
+3.3V
Z1
RISER_RSVD6
RISER_RSVD4
RISER_RSVD2
RISER_RSVD0
NOTE:
ADDR1 is connected to RISER_RSVD0 (Pin 9 on Z1) by default.
Remove R21 and populate R20 to connect ADDR1 to ADDR1_R (Pin 36 on Z1)
3 ADDR7
ADDR7
3 ADDR5
ADDR5
3 ADDR3
ADDR3
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
101
103
105
107
109
111
113
115
117
119
121
123
C
DATA14
DATA12
DATA10
DATA8
DATA7
DATA5
DATA3
DATA1
3 PME
PME
3 nRD
nRD
3 nCS
nCS
VCC_VAR
B
CARD_DET0#
CARD_DET1#
RSVD6
RSVD4
RSVD2
RSVD0/ADDR1
NC
NC
NC
ADDR13
3.3V
ADDR7
GND
ADDR5
GND
ADDR3
3.3V
DATA31
DATA29
GND
DATA27
DATA25
NC
NC
DATA23
GND
DATA21
DATA19
GND
DATA17
NC
NC
3.3V
NC
NC
GND
NC
NC
DATA14
GND
DATA12
DATA10
GND
DATA8
DATA7
3.3V
DATA5
NC
DATA3
NC
DATA1
GND
PME
NC
RD#
NC
CS#
NC
NC
NC
NC
VCC_VAR
VCC_VAR
RSVD7
RSVD5
RSVD3
RSVD1
NC
NC
NC
ADDR14
ADDR12
ADDR11
NC
ADDR6
3.3V
ADDR4
GND
ADDR2
ADDR1
DATA30
3.3V
DATA28
DATA26
DATA24
NC
GND
DATA22
DATA20
NC
DATA18
DATA16
GND
NC
NC
NC
3.3V
NC
GND
DATA15
DATA13
DATA11
GND
DATA9
NC
3.3V
DATA6
DATA4
DATA2
DATA0
NC
NC
GND
IRQ
NC
WE#
NC
RST#
GND
NC
NC
NC
VCC_VAR
VCC_VAR
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
102
104
106
108
110
112
114
116
118
120
122
124
RISER_RSVD7
RISER_RSVD5
RISER_RSVD3
RISER_RSVD1
ADDR11
ADDR11 3
ADDR6
ADDR6 3
ADDR4
ADDR4 3
ADDR2
ADDR1_R
ADDR2 3
+3.3V
VCC_VAR
VDDVARIO
C
0
1
2
R23
3
1
1
ADDR1_R
RISER_RSVD0
C12
10uF
6.3V
+/-20%
X5R
2
R20
R21
1
0
0
2
DNP
ADDR1
3 ADDR1
C14
10uF
6.3V
+/-20%
X5R
DATA15
DATA13
DATA11
DATA9
DATA6
DATA4
DATA2
DATA0
IRQ
IRQ 3
nWE
nWE 3
nRST
nRST 3
VCC_VAR
B
Gold Fingers
3 DATA[15:0]
Local Bus Test Points
+3.3V
TP1
TP4
+3.3V
1
1
2
+3.3V
DATA14
DATA10
DATA6
DATA2
IRQ
A
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
RISER_RSVD6
RISER_RSVD2
ADDR7
ADDR3
RISER_RSVD5
RISER_RSVD1
ADDR6
ADDR2
DATA13
DATA9
DATA5
DATA1
nRD
DATA12
DATA8
DATA4
DATA0
nWE
nRST
VCC_VAR
2x17
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
RISER_RSVD4
RISER_RSVD0
ADDR5
ADDR1_R
DATA15
DATA11
DATA7
DATA3
PME
nCS
TP2
LED1
Green LED
LED_0805
11
RISER_RSVD7
RISER_RSVD3
ADDR11
ADDR4
J2
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
1
TP3
1
R1
324
1/10W
1%
2
J1
A
VCC_VAR
2x18
Title
LAN9220 / LAN9221 Mini Development Card
Size
C
Date:
5
4
3
2
Engineer
Assembly No.
J. M.
6527
Wednesday, September 16, 2009
1
PCB Rev
Schematic Rev
B
Sheet
1.1
2
of
3
5
4
3
2
1
+3.3V
R2
332
1/10W
1%
D
VDDVARIO
FB1
0805
CORE_1.8V
VDD_A
1
+3.3V
D
nLNK_ACT
48
TPI+
2
2
A
9
10
C
1
1
1
2
2
2
TXCT
4&5
2
TD-
2
3
RD+
5
RXCT
6
RD-
75
75
1
RCV
CHS GND
C
1
GND_ETH
12
R15
1.00K
1/10W
1%
13
nSPD100
nLNK_ACT
nFDPLX
3
4
5
+3.3V
YEL
A
NC
8
2 kV
C
C3
.022uF
0805
3
6
1000 pF
7
11
R14
12.4K
1/10W
1%
EEP_CLK
EEP_DIO
EEP_CS
40
38
39
External
Biasing
Resistor
MTG
EXRES1
75
7&8
MTG
50
75
16
EXRES
TPI-
15
47
GND
TPI-
GND
53
46
49
51
2
37
TPI+
TD+
4
R3
332
1/10W
1%
AMDIX_EN
13
FIFO_SEL
IRQ
43
IRQ
14
TEST
55
XTAL2
54
2
XTAL1/CLKIN
PME
PME 2
GND_ETH
nRESET
+3.3V
R12
1
R25
4.75K
1/10W
1%
R11
0
1210
1
52
41
42
R4
332
1/10W
1%
2
nRST
GND_ETH
1.00M
2
3
57
1
Y1
25.000MHz
HC49US
C1
30pf
0805
C2
30pf
0805
IMPORTANT NOTE: Capacitors C22 – C25 are
optional and are not present on the Mini
Development Board. These capacitors are
required for operation in an EMI constrained
environment. When used, these capacitors
must be placed close to the transformer.
2
AMDIX_EN
PME
2
0
R18
TPO-
1
nSPD100
2
NOTE:
Stuff JP1 for Auto-MDIX Disabled
DNP JP1 for Auto-MDIX Enabled
44
GPIO0/nLED1
GPIO1/nLED2
GPIO2/nLED3
ADDR11
1
2 IRQ
TPO-
RJ45
LED2
Amber LED
LED_0805
1
1
1x2
JP1
45
VDDVARIO
VSS(PAD)
2
2 ADDR11
TPO+
EECLK/GPO4/RX_DV/RX_CLK
EEDIO/GPO3/TX_EN/TX_CLK
EECS
2
2 nRD
2 nWE
2 nCS
GRN
14
nRD
nWR
nCS
LAN9220 / LAN9221
T1
Pulse - J0011D01B
R10
10.0
1/8W
1%
XMIT
1
15
16
17
VDD18CORE
VDD18CORE
nRD
nWE
nCS
VDD18A
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
VDD33A
VDD33A
VDD33A
36
35
34
33
32
31
29
28
27
26
25
23
22
21
20
19
18
24
30
56
1
DATA0
DATA1
DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
DATA8
DATA9
DATA10
DATA11
DATA12
DATA13
DATA14
DATA15
R9
49.9
1/8W
1%
2
R24
4.75K
1/10W
1%
A1
A2
A3
A4
A5
A6
A7
R8
49.9
1/8W
1%
1
R17
1.00K
1/10W
1%
12
11
10
9
8
7
6
2
C
VDDVARIO
1
1
VDDVARIO
ADDR2
ADDR3
ADDR4
ADDR5
ADDR6
ADDR7
DATA[15:0]
R7
49.9
1/8W
1%
TPO+
2
2
1
2
2
2
2
2
2
2
R22
1.00K
1/10W
1%
DNP
ADDR1
ADDR2
ADDR3
ADDR4
ADDR5
ADDR6
ADDR7
VDDVARIO
VDDVARIO
VDDVARIO
VDDVARIO
VDD33REG
U1
2 ADDR1
R6
49.9
1/8W
1%
1
2
VDD_A
1
+3.3V
VDDVARIO
1
C23
15pF
50V
5%
DNP
B
2
C24
15pF
50V
5%
DNP
2
2 nRST
C22
15pF
50V
5%
DNP
1
2
B
R16
4.75K
1/10W
1%
1
1
nFDPLX
TPO+
TPO-
C25
15pF
50V
5%
DNP
2
2
1
TPI+
TPI-
MAC EEPROM (Optional)
Decoupling Capacitors
1
R19
10.0K
2
1/10W
1%
CORE_1.8V
1
VDDVARIO
C21
0.1uF
16V
10%
2
R28
4.75K
1/10W
1%
8
1
C11
0.1uF
16V
10%
2
C10
0.1uF
16V
10%
2
2
C9
0.1uF
16V
10%
1
1
1
1
VDDVARIO
C8
0.1uF
16V
10%
2
C13
0.01uF
50V
10%
2
C6
0.01uF
50V
10%
2
C5
0.01uF
50V
10%
1
1
1
C4
4.7uF
6.3V
20%
0805
2
2
1
VDDVARIO
3
DI
EEP_CLK
2
SK
EEP_CS
1
CS
5
R27
10.0K
1/10W
1%
DO
4
NC
NC
6
7
U2
93AA46A-I/SN
SOIC-8
Title
LAN9220 / LAN9221 Mini Development Card
2
2
GND
EEP_DIO
1
1
1
C20
4.7uF
6.3V
20%
0805
C19
0.1uF
16V
10%
2
C18
0.1uF
16V
10%
2
C17
0.1uF
16V
10%
2
2
C26
0.1uF
16V
10%
1
1
VDD_A
1
+3.3V
VCC
A
2
A
Size
C
Date:
5
4
3
2
Engineer
Assembly No.
J. M.
6527
Wednesday, September 16, 2009
1
PCB Rev
Schematic Rev
B
Sheet
1.1
3
of
3