FSMLF327 by Fox Electronics is a crystal oscillator with 20 ppm frequency tolerance, 144% stability, and 50000 ohm series resistance. Ideal for applications requiring precise timing such as communication systems, industrial automation, and consumer electronics. Operating temperature range from -40 to 85 °C.
LAN8720A-CP-TR by Microchip: Ethernet transceiver with 100 Mbps data rate, operates at 3.3V, and consumes 54mA max supply current. Ideal for network interfaces in commercial applications due to its small size (4x4mm) and low power consumption.