Datasheet

±15kV ESD Protected MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support and flexPWR
®
Technology in a Small Footprint
Datasheet
SMSC LAN8700/LAN8700i 9 Revision 2.3 (04-12-11)
DATASHEET
Figure 1.2 LAN8700/LAN8700i Architectural Overview
10M Rx
Logic
100M Rx
Logic
DSP System:
Clock
Data Recovery
Equalizer
Analog-to-
Digital
100M PLL
Squelch &
Filters
10M PLL
Receive Section
Central
Bias
HP Auto-MDIX
Management
Control
SMI
RMII / MII Logic
TXP / TXN
TXD[0..3]
TX_EN
TX_ER
TX_CLK
RXD[0..3]
RX_DV
RX_ER
RX_CLK
CRS
COL/CRS_DV
MDC
MDIO
SPEED100
LINK
ACTIVITY
FDUPLEX
LED Circuitry
MODE Control
nINT
nRST
RXP / RXN
10M Tx
Logic
10M
Transmitter
100M Tx
Logic
100M
Transmitter
Transmit Section
PLL
XTAL1
XTAL2
MODE0
MODE1
MODE2
PHY
Address
Latches
PHYAD[0..4]
Auto-
Negotiation
Interrupt
Generator
MII
MDIX
Control