LAN8710A Datasheet, PDF (8/82 Pages) SMSC Corporation – Small Footprint MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX and flexPWR Technology

Small Footprint MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX and flexPWR^® Technology
Datasheet
10/100
Ethernet
MAC
MII/
RMII
Mode
LAN8710A/
LAN8710Ai
MDI _Transformer
LED
RJ45
Crystal or
Clock
Oscillator
Figure 1.1 System Block Diagram
MODE[0:2]
nRST
RMIISEL
TXD[0:3]
TXEN
TXER
TXCLK
RXD[0:3]
RXDV
RXER
RXCLK
CRS
COL/CRS_DV
MDC
MDIO
Mode Control
Reset Control
Auto-
Negotiation
SMI Management
Control
100M RX
Logic
10M RX
Logic
100M TX
Logic
100M
Transmitter
Transmitter
10M TX
Logic
10M
Transmitter
DSP System:
Clock
Data Recovery
Equalizer
Receiver
10M PLL
Analog-to-
Digital
100M PLL
Squeltch
& Filters
LAN8710A/LAN8710Ai
Figure 1.2 Architectural Overview
HP Auto-MDIX
TXP/TXN
RXP/RXN
MDIX
Control
PLL
Interrupt
Generator
LEDs
XTAL1/CLKIN
XTAL2
nINT
LED1
LED2
Central Bias
RBIAS
PHY Address
Latches
PHYAD[0:2]
Revision 1.4 (08-23-12)
8
DATASHEET
SMSC LAN8710A/LAN8710Ai