LAN8187I SMSC [SMSC Corporation], LAN8187I Datasheet - Page 9

• Manufacturer Part Number: LAN8187I
• Description: High-Performance MII and RMII 10/100 Ethernet PHY with HP Auto-MDIX
• Manufacturer: SMSC [SMSC Corporation]

High-Performance MII and RMII 10/100 Ethernet PHY with HP Auto-MDIX
Datasheet
SMSC LAN8187/LAN8187I
COL/CRS_DV
CLK_FREQ
TXD[0..3]
RXD[0..3]
nRESET
RX_CLK
TX_CLK
MODE0
MODE1
MODE2
RX_DV
RX_ER
TX_EN
TX_ER
MDIO
MDC
CRS
MII
MODE Control
SMI
Figure 1.2 LAN8187/LAN8187I Architectural Overview
100M Rx
10M Rx
Logic
Logic
Receive Section
Management
Negotiation
Control
Auto-
Data Recovery
DSP System:
Equalizer
10M PLL
Clock
DATASHEET
100M Tx
10M Tx
Logic
Logic
Transmit Section
9
100M PLL
Analog-to-
Squelch &
Digital
Filters
Transmitter
Transmitter
100M
10M
Address
Latches
Central
PHY
Bias
Control
MDIX
HP Auto-MDIX
GPO Circuitry
LED Circuitry
Generator
Interrupt
PLL
Revision 0.6 (02-24-06)
CH_SELECT
RXP / RXN
AMDIX_EN
PHYAD[0..4]
GPO0
GPO1
GPO2
TXP / TXN
nINT
SPEED100
LINK
ACTIVITY
FDUPLEX
XTAL1
XTAL2