LAN9115_05 Datasheet, PDF (130/131 Pages) SMSC Corporation – Highly Efficient Single- Chip 10/100 Non-PCI Ethernet Controller

Highly Efficient Single-Chip 10/100 Non-PCI Ethernet Controller
Datasheet
Table 7.6 LAN9115 Crystal Specifications
Frequency Tolerance @ 25° C
Frequency Stability Over Temp
Operating Temp Range
Shunt Capacitance
Load Capacitance
Drive Level
±50 PPM
±50 PPM
0° C to 70° C
7.0 pF
20 pF ~ Parallel
0.5 mW
Table 7.7 LAN9115 Recommended Crystals
Fox Electronics
FOXS/250F-20
Additionally, SMSC recommends a series resistor for the crystal circuit. Further details are provided in
SMSC Application Note AN10.7 - “Parallel Crystal Circuit Input Voltage Control” and in the LAN9115
Reference Schematic.
Revision 1.1 (05-17-05)
130
DATASHEET
SMSC LAN9115