80220 Datasheet, PDF (48/91 Pages) LSI Computer Systems – 100BASE-TX/10BASE-T Ethernet Media Interface Adapter

80220/80221
MII
CONNECTOR
1.5K
5%
24.9
1%
VCC [6:1]
TX_CLK
TXD3
TXD2
TXD1
TXD0
TX_EN
TX_ER
COL
RX_CLK
RXD3
RXD2
RXD1
RXD0
CRS
RX_DV
RX_ER
MDC
MDIO
80220
(44L)
200
1%
TPO+
TPO–
TPI+
200
1%
15 1%
35 1%
0.01
(OPTIONAL)
(OPTIONAL)
MDINT
RX_EN/JAM
35 1%
2:1
75
1:1
75
LED
4X
OPTIONAL ⁵⁰⁰
25 MHz
SYSTEM
CLOCK
PLED3
PLED2
4
PLED1
PLED0
OSCIN
TPI–
REXT
TRFADJ1
TRFADJ0
GND [6:1]
15 1%
10K
1%
75
0.01
2 KV
1
RJ45
2
4
5
7
8
3
6
75
Figure 13. Typical External PHY Schematic Using 80220
48
MD400159/E