LAN8740A Datasheet, PDF (131/136 Pages) Microchip Technology – Small Footprint MII/RMII 10/100 Energy Efficient Ethernet Transceiver with HP Auto-MDIX and flexPWR® Technology

LAN8740A/LAN8740Ai
REVISION LEVEL
& DATE
SECTION/FIGURE/ENTRY
CORRECTION
Rev. 1.1
(05-10-13)
Rev. 1.0
(05-11-12)
Section 4.3, "MDIO Manageable Device
(MMD) Registers"
Section 4.3.11, "MAC Receive Address
A Register (RX_ADDRA)"
Section 4.3.12, "MAC Receive Address
B Register (RX_ADDRB)"
Section 4.3.13, "MAC Receive Address
C Register (RX_ADDRC)"
, "," on page 113
Section 5.1, "Absolute Maximum
Ratings*"
Section 5.3, Table 5-1, “Package
Thermal Parameters”
Section 5.4, "Power Consumption"
Section 5.5, "DC Specifications"
Section 5.6, "AC Specifications"
Section 5.6.3.1, "100 Mbps Internal
Loopback MII Timing"
Section 5.6.4, "RMII Interface Timing"
Initial Release
Added additional vendor specific MMD register
descriptions
Added note
Added note
Added note
Removed section “Power Sequence Timing”
Changed: Positive voltage on XTAL1/CLKIN, with
respect to ground from “VDDCR” to “+3.6V”
Updated package thermal specification values
Updated power numbers
Changed
“VDDCR”
Vto_{IH“I3m.6a”x}
of
ICLK
Type
Buffer
from
Removed two RMII notes at beginning of section
Added new 100 Mbps internal loopback timing
section and diagram
 Added note detailing CRS_DV behavior as both
carrier sense and data valid
 Updated RMII timing table
 2013-2015 Microchip Technology Inc.
DS00001987A-page 131