ST802RT1A

www.DataSheet4U.com ST802RT1A ST802RT1B 10/100 real-time Ethernet 3.3 V transceiver Features ■ IEEE802.3 10Base-T and IEEE802.3u 100Base-TX, 100Base-FX (ST802RT1B only) transceiver Support for IEEE802.3x flow control Provides full-duplex operation in both 100 Mbps and 10 Mbps modes Register bit strap during HW reset Auto MDI-X for 10/100 Mb/s Auto-negotiation Provides loop-back mode for diagnostics Programmable LED display for operating mode and functionality signaling MII / RMII interface MDC / MDIO serial management interface Optimized deterministic latency for real-time Ethernet operation Supports external transformer with turn ratio 1.414:1 on Tx/Rx side Self-termination transceiver for external components and power saving Operation from single 3.3 V supply High ESD tolerance 48-pin LQFP 7 x 7 package Extended temp. range: -40 °C to +105 °C Power dissipation < 315 mW (typ) ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ LQFP48 Building automation Telecom infrastructure Description The ST802RT1x is a high-performance fast Ethernet physical layer interface for 10Base-T, 100Base-TX and 100Base-FX applications. It is designed using advanced CMOS technology to provide MII and RMII interfaces for easy attachment to 10/100 media access controllers (MAC). The ST802RT1x supports the 100BaseTX of IEEE802.3u and 10Base-T of IEEE802.3i and 100Base FX of IEEE 802.3u (B version only). The ST802RT1x supports both half-duplex and full-duplex operation at 10 and 100 Mbps operation. Its operat...