LAN8720A-CP-TR SMSC, LAN8720A-CP-TR Datasheet - Page 35
LAN8720A-CP-TR
Manufacturer Part Number
LAN8720A-CP-TR
Description
Ethernet ICs RMII 10/100 ETH XCVR w/HP AutoMDIXSupport
Manufacturer
SMSC
Datasheet
1.LAN8720A-CP.pdf
(79 pages)
Specifications of LAN8720A-CP-TR
Product
Ethernet Transceivers
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LAN8720A-CP-TR
Manufacturer:
MORNSUN
Quantity:
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Part Number:
LAN8720A-CP-TR
Manufacturer:
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Quantity:
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Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Datasheet
SMSC LAN8720A/LAN8720Ai
accepting 50MHz
REF_CLK
Capable of
MAC
clock
In some system architectures, a 25MHz clock source is available. The device can be used to generate
the REF_CLK to the MAC as shown in
only a 25MHz clock can be used (clock cannot be 50MHz). Similar to the 25MHz crystal mode, the
nINT function is disabled.
Interface
RMII
Figure 3.8 Sourcing REF_CLK from a 25MHz Crystal
2
2
2
MDIO
MDC
TXD[1:0]
TXEN
RXD[1:0]
CRS_DV
RXER
REFCLKO
LED[2:1]
nRST
LAN8720A/LAN8720Ai
DATASHEET
10/100 PHY
Figure
24-QFN
35
RMII
3.9. It is important to note that in this specific example,
XTAL1/CLKIN
XTAL2
RXN
RXP
TXP
TXN
Note: nINT not available in
this configuration
Mag
25MHz
Revision 1.2 (11-10-10)
RJ45