Components

Microchip 28-pin IEEE 802.3 10BASE-T Ethernet controller featuring integrated MAC, 10Mb PHY, 8 KB dual-port SRAM packet buffer, and 20 MHz SPI interface for wired networking.

RDA Microelectronics single-chip CMOS stereo FM broadcast radio receiver IC (50 MHz to 108 MHz) featuring integrated digital synthesizer, RDS/RBDS decoder, bass boost, and I2C control.

Semtech SX1278 ultra-long range (LoRa spread spectrum) transceiver IC operating in the 433 MHz ISM band, offering +20 dBm output power, -148 dBm receiver sensitivity, and SPI interface.

WIZnet hardwired TCP/IP Ethernet controller featuring integrated 10/100 PHY, 32 KB internal socket memory, 8 independent hardware sockets, and high-speed 80 MHz SPI interface.