Micrel, Inc.
KSZ8041NL/RNL
Features
Applications
• Single-chip 10Base-T/100Base-TX physical layer
• Printer
• LOM
• Game Console
• IPTV
• IP Phone
• IP Set-top Box
solution
• Fully compliant to IEEE 802.3u Standard
• Low power CMOS design, power consumption of
<180mW
• HP auto MDI/MDI-X for reliable detection and
correction for straight-through and crossover cables
with disable and enable option
• Robust operation over standard cables
• Power down and power saving modes
• MII interface support (KSZ8041NL only)
• RMII interface support with external 50MHz system
clock (KSZ8041NL only)
• RMII interface support with 25MHz crystal/clock input
and 50MHz reference clock output to MAC
(KSZ8041RNL only)
• MIIM (MDC/MDIO) management bus to 6.25MHz for
rapid PHY register configuration
• Interrupt pin option
• Programmable LED outputs for link, activity and
speed
• ESD rating (6kV)
• Single power supply (3.3V)
• Built-in 1.8V regulator for core
• Available in 32-pin (5mm x 5mm) MLF® package
Ordering Information
Part Number
Temperature Range
0°C to 70°C
Package
Lead Finish
Description
KSZ8041NL
32-Pin MLF®
32-Pin MLF®
32-Pin MLF®
32-Pin MLF®
32-Pin MLF®
Pb-Free
Pb-Free
Pb-Free
Pb-Free
Pb-Free
MII / RMII, Commercial Temperature
MII / RMII, Industrial Temperature
KSZ8041NLI (1)
KSZ8041NL AM(1)
KSZ8041MNLU
KSZ8041RNLU
−40°C to 85°C
−40°C to 85°C
−40°C to 85°C
−40°C to 85°C
MII / RMII, Automotive Qualified Device
KSZ8041NL AM with MII support only.
KSZ8041NL AM with RMII support only.
RMII with 50MHz clock output, Commercial
Temperature
KSZ8041RNL
0°C to 70°C
32-Pin MLF®
32-Pin MLF®
Pb-Free
Pb-Free
RMII with 50MHz clock output, Industrial
Temperature
KSZ8041RNLI (1)
−40°C to 85°C
Note:
1. Contact factory for lead time.
September 2010
2
M9999-090910-1.4
MICREL [ MICREL SEMICONDUCTOR ]
