1
1
2
2
3
3
4
4
5
5
E E
D D
C C
B B
A A
SOT-23 Top View
12
3
RJ45 Connector
Component Side View
1
8
7
2
Mounting Hole Layout
47
Front View
618325
LED
NOTE: Connect between
AVSS1 (Pin 100) and
AVDD3 (Pin 96)
Board Edge
PINS: 1-8
NP MOUNTING HOLES: 9, 10
SHIELD MOUNTING HOLES:
11, 12
9
11
12
10
Layout Note:
Keepout Area, No Power or GND planes
Signal Trace = 20 mils, route all traces
on top signal layer
Inputs/Outputs from PAL16V8
A0 - Used to generate CE# to low byte of SRAM
MEMW# - Write pulse to SRAM, high and low bytes
MASTER# - Used to tri-state A0 and MEMW#
HLDA - Inverted from 186CC to PCNetISA
Bus Arbitration Logic
Chip Select Logic
for PCNetISA
ETHERNET1.SCH 2.1
Am186CC ISDN Router (Reference Design) - PCNetISA
(C) Advanced Micro Devices, Inc. (800) 222-9323
5204 E. Ben White Blvd.
Austin, TX 78741
AMD Proprietary/All Rights Reserved
314Tuesday, July 20, 1999
Design Name
Size Schematic Sheet Name Rev
Date: Sheet of
16x12.5
RESOUT
CNTL5
PCS2# CNTL14
A1
A2
A3
A4
A5
A6
A7
A8
A9
A0
A15
A14
A13
A12
A11
A10
D13
D6
D15
D7
D2
D4
D11
D14
D1
D9
D8
D3
D12
D10
D5
D0
ENET11
DISHT
CISHT
HOLD
IOCHRDY
IOCS16#
SHFBUSY
CNTL27BHE#
RD#
CNTL20
WR#
CNTL21
RD#
CNTL20
CNTL21
WR#
REF#
SLEEP#
A16
A17
A18
A19
DACK
ENETX2
ENETX1
ENETLED1
ENETLED2
ENETLED3
ENETLEDX1
ENETLEDX2
ENETLEDX3
DACK
BHE#
REF#
SLEEP#
SHFBUSY
RD#
WR#
HOLD
EECS
EEDO
EEDI
EESK
VSSAE
BHLDA#
RXDP
TDM
RXDM
TXDM
TXPDP
RDM
TXPDM RDP
TXDP
TDP
HLDA BHLDA#
BHLDA#_5V
VCC5 VCCAE
VCC5
VCC5
VCC5
VCC5
VCC5
VCC5
VCCAE
VCC5 VCC5
VCC5
R151
10K
U3F
74ACT04
13 12
14
7
U47A
74ACT08
1
2
3
14
7
U48A
74ACT125
2 3
14
1
7
X1
20.000MHz
Ecliptek EC-20.000M-ITR
1 2
R162 0
U4
LAN TRANSFORMER
3
1
4
2
14
16
8
6
9
11
5
12
15
TDX-
TDX+
TXP-
TXP+
RXD-
RXD+
TD+
TD-
RD+
RD-
5
12
15
U2
Am79C961A
97
99
66
44
55
18
63
64
47
46
59
68
62
9
8
7
20
21
22
24
25
26
27
28
29
30
32
33
35
36
37
38
40
41
42
43
10
11
12
13
15
16
17
69
71
74
76
79
81
84
86
70
72
75
77
80
82
85
87
56
57
58
65
53
51
50
49
54
45
2
61
5
4
3
109
126
114
113
111
110
107
106
105
104
102
101
93
95
92
94
89
90
125
127
122
123
124
121
119
118
117
116
129
130
128
131
6
48
60
88
120
1
14
23
31
39
73
83
112
100
98
115
132
19
34
52
67
78
103
108
96
91
XTAL1
XTAL2
RESET
AEN
BALE
SBHE#
IOR#
IOW#
MEMR#
MEMW#
REF#
SLEEP#
DACK3#
DACK5#
DACK6#
DACK7#
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
SA11
SA12
SA13
SA14
SA15
SA16
SA17
SA18
SA19
LA17
LA18
LA19
LA20
LA21
LA22
LA23
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
IRQ3#
IRQ4#
IRQ5#
IRQ9#
IRQ10#
IRQ11#
IRQ12#
IRQ15/APCS#
IOCS16#
IOCHRDY
MASTER#
DRQ3
DRQ5
DRQ6
DRQ7
DXCVR
BPCS#
LED0
LED1
LED2
LED3
CI+
CI-
DI+
DI-
DO+
DO-
TXD-
TXD+
TXPD-
TXPD+
RXD-
RXD+
SHFBUSY
EECS
EEDO
EEDI
EESK
PRDB3
PRDB4
PRDB5
PRDB6
PRDB7
TDO
TMS
TDI
TCK
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
DVSS
AVSS1
AVSS2
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
AVDD1
AVDD2
AVDD3
AVDD4
C2
27pF
C3
27pF
C10
0.1uF
C9
0.1uF
C8
0.1uF
+
C7
22uF
16V
C-CASE
+
C6
22uF
16V
C-CASE
C5
0.1uF
C11
0.1uF
CR1
LED SOT-23
3
2
1
CATH
GREEN
RED
CR3
LED SOT-23
3
2
1
CATH
GREEN
RED
CR2
LED SOT-23
3
2
1
CATH
GREEN
RED
R3
270
R4
10K
R7
10K
R8
5
R1
270
R2
270
R6
1K
R5
10K
R12 10K
R11 10K
R10 10K
R9 10K
R16 10K
R15 10K
R14 10K
R13 10K
P1
RJ45A
1
2
3
4
5
6
7
8
11
12
1
2
3
4
5
6
7
8
GND1
GND2
U5
SERIAL EPROM DIP
1
2
3
4
6
7
8
5
CS
SK
DI
DO
NC
NC
VCC
VSS
R17
100K
CNTL[30..0]
A[19..0]
D[15..0]
CNTL3
MASTER#
INT3
INT3
CNTL27
CNTL20
CNTL21
CNTL2
MASTER#
SRAM_CE#
MASTER#
