KSZ8041NL AM TR Micrel Inc, KSZ8041NL AM TR Datasheet - Page 3

• Manufacturer Part Number: KSZ8041NL AM TR
• Description: Physical Layer Transceiver 10/100BASE-T/TX ( ) - Automotive Qualified
• Manufacturer: Micrel Inc

Specifications of KSZ8041NL AM TR

• Lead Free Status / Rohs Status: Compliant

Micrel, Inc.
Revision History
September 2010
Revision
1.0
1.1
1.2
1.3
1.4
Date
10/13/06
4/27/07
7/18/08
12/11/09
01/19/10
Summary of Changes
Added maximum MDC clock speed.
Added 40K +/-30% to note 1 of Pin Description and Strapping Options tables for internal pull-ups/pull-
downs.
Changed Model Number in Register 3h – PHY Identifier 2.
Changed polarity (swapped definition) of DUPLEX strapping pin.
Removed DUPLEX strapping pin update to Register 4h – Auto-Negotiation Advertisement bits [8, 6].
Set “Disable power saving” as the default for Register 1Fh bit [10].
Corrected LED1 (pin 31) definition for Activity in LED mode 01.
Added Symbol Error to MII/RMII Receive Error description and Register 15h – RXER Counter.
Added a 100pF capacitor on REXT (pin 10) in Pin Description table.
Added Automotive Qualified part number to Ordering Information.
Added maximum case temperature.
Added thermal resistance (θ
Added chip maximum current consumption.
Added Automotive Qualified part number, KSZ8041NL EAM, to Ordering Information.
Changed MDIO hold time (min) from 10ns to 4ns.
Added LED drive current.
Renamed Register 3h bits [3:0] to “manufacturer’s revision number” and changed default value to
“Indicates silicon revision.”
Updated RMII output delay for CRSDV and RXD[1:0] output pins.
Added support for Asymmetric PAUSE in register 4h bit [11].
Added control bits for 100Base-TX preamble restore (register 14h bit [7]) and 10Base-T preamble
restore (register 14h bit [6]).
Changed strapping pin definition for CONFIG[2:0] = 100 from “PCS Loopback” to “MII 100Mbps
Preamble Restore.”
Corrected MII timing for t
Added KSZ8041RNL device and updated entire data sheet accordingly.
Removed part number (KSZ8041NL EAM) from Ordering Information.
Removed chip maximum current consumption.
Data sheet created.
RLAT
JC
, t
).
CRS1
, t
CRS2
3
.
M9999-090910-1.4
KSZ8041NL/RNL