lan8187 Standard Microsystems Corp., lan8187 Datasheet - Page 9

• Manufacturer Part Number: lan8187
• Description: Lan8187/lan8187i ?15kv Esd Protected Mii/rmii 10/100 Ethernet Transceiver With Hp Auto-mdix & Flexpwr Technology
• Manufacturer: Standard Microsystems Corp.

±15kV ESD Protected MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX & flexPWR
Datasheet
SMSC LAN8187/LAN8187i
COL/CRS_DV
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
TM
Analog-to-
Squelch &
Technology
Digital
Filters
Transmitter
Transmitter
100M
10M
Address
Latches
Central
PHY
Bias
Control
MDIX
HP Auto-MDIX
GPO Circuitry
LED Circuitry
Generator
Interrupt
PLL
Revision 1.5 (01-10-08)
CH_SELECT
GPO0
GPO1
GPO2
TXP / TXN
RXP / RXN
AMDIX_EN
PHYAD[0..4]
SPEED100
LINK
ACTIVITY
FDUPLEX
nINT
XTAL1
XTAL2