Cirrus Logic Crystal LAN CS8900A Application Note page 5

3.3V
37
SH3 A1
SA0
38
SA1
39
SH3 A2
SA2
40
SA3
41
SH3 A3
SA4
42
SA5
43
SA6
44
SA7
45
SA8
46
SA9
47
SA10
48
SA11
50
SA12
51
SA13
52
SA14
53
SA15
54
SA16
58
SA17
59
SA18
60
SA19
65
SD0
66
SD1
67
SD2
68
SD3
71
SD4
72
SD5
73
SD6
74
SD7
27
SD8
26
SD9
25
SD10
24
SD11
21
SD12
20
SD13
19
SD14
18
SD15
CS8900A-CQ3
SH3 [D15:D0]
SH3 WE1#
SH3 RO#
Chip Select#
RESET
SH3 IRQ0
3.3V
3.3V
Figure 5. CS8900A Interface to Hitachi SH3
84
DO-
83
DO+
80
DI-
100
79
DI+
82
CI-
81
CI+
8
92
RXD-
91
RXD+
88
TXD-
87
TXD+
8
78
BSTATUS/HC1
99
LINKLED/HC0
510
100
LANLED
17
CSOUT
510
97
XTAL1
20MHz
98
XTAL2
4.99K
RDX-
RXD+
TXD-
560pF
TXD+
LED 3.3V
LED
AN83REV3