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KSZ8091MNX Datasheet, PDF (1/80 Pages) Micrel Semiconductor – 10Base-T/100Base-TX Physical Layer Transceiver | |||
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KSZ8091MNX/RNB
10BASE-T/100BASE-TX
Physical Layer Transceiver
Features
⢠Single-Chip 10BASE-T/100BASE-TX IEEE 802.3
Compliant Ethernet Transceiver
⢠MII Interface Support (KSZ8091MNX)
⢠RMII v1.2 interface support with a 50 MHz refer-
ence clock output to MAC, and an option to input
a 50 MHz reference clock (KSZ8091RNB)
⢠Back-to-Back Mode Support for a 100 Mbps Cop-
per Repeater
⢠MDC/MDIO Management Interface for PHY Reg-
ister Configuration
⢠Programmable Interrupt Output
⢠LED Outputs for Link and Activity Status Indica-
tion, plus speed indication for KSZ8091RNB
⢠On-Chip Termination Resistors for the Differential
Pairs
⢠Baseline Wander Correction
⢠HP Auto MDI/MDI-X to Reliably Detect and Cor-
rect Straight-Through and Crossover Cable Con-
nections with Disable and Enable Option
⢠Auto-Negotiation to Automatically Select the
Highest Link-Up Speed (10/100 Mbps) and
Duplex (Half/Full)
⢠Energy Efficient Ethernet (EEE) Support with
Low-Power Idle (LPI) Mode and Clock Stoppage
(MII Version Only) for 100BASE-TX and Transmit
Amplitude Reduction with 10BASE-Te Option
⢠Wake-on-LAN (WOL) Support with Either Magic
Packet, Link Status Change, or Robust Custom-
Packet Detection
⢠HBM ESD Rating (6 kV)
⢠Power-Down and Power-Saving Modes
⢠LinkMD® TDR-Based Cable Diagnostics to Iden-
tify Faulty Copper Cabling
⢠Parametric NAND Tree Support for Fault Detec-
tion Between Chip I/Os and the Board
⢠Loopback Modes for Diagnostics
⢠Single 3.3V Power Supply with VDD I/O Options
for 1.8V, 2.5V, or 3.3V
⢠Built-In 1.2V Regulator for Core
⢠Available in 32-pin 5 mm x 5 mm QFN Package
Target Applications
⢠Game Consoles
⢠IP Phones
⢠IP Set-Top Boxes
⢠IP TVs
⢠LOM
⢠Printers
ï£ 2016 Microchip Technology Inc.
DS00002275A-page 1
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