Multirate Laser driver with Extinction Ratio Control 155Mbps to 2.7Gbps SFF/SFP Laser driver with Extinction Ratio Control Low-Power, 622Mbps Limiting Amplifiers with Chatter-Free Power Detect for LANs 622Mbps LAN/WAN Laser driver with Automatic Power Control and Safety Shutdown 2.7Gbps, Low-Power SFP Laser drivers 保险丝,可编程的PLD