LAN8720A-CP SMSC, LAN8720A-CP Datasheet - Page 44

• Manufacturer Part Number: LAN8720A-CP
• Description: TXRX ETHERNET 10/100 RMII
• Manufacturer: SMSC
• Type: Transceiverr

Specifications of LAN8720A-CP

• Number Of Drivers/receivers: 4/4
• Protocol: RMII
• Voltage - Supply: 1.6 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 24-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1080

Revision 1.2 (11-10-10)
3.9.3
1.8 - 3.3V
VDDDIO
VDDCR
Supply
Power Supply Diagram (1.2V Supplied by External Source)
Supply
1.2V
Figure 3.17 Power Supply Diagram (1.2V Supplied by External Source)
C
F
C
C
BYPASS
DATASHEET
VDDCR
VDDIO
Core Logic
LAN8720A/LAN8720Ai
44
REGOFF
OUT
LED1/
24-QFN
Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Regulator
Internal
(Disabled)
~270 Ohm
Ch.1 3.3V
Circuitry
IN
Ch.2 3.3V
Circuitry
10k
VSS
VDD1A
VDD2A
RBIAS
SMSC LAN8720A/LAN8720Ai
Supply
Power
3.3V
12.1k
C
C
BYPASS
BYPASS
Datasheet