transceiver, XFO single Mode 622 MBd ATM/SDH/SONET 1x9 transceiver Extended Temperature Range (?40?C to 85?C) single Mode 622 MBd ATM/SDH/SONET 1x9 transceiver Extended Temperature Range (40C to 85C) 单模622 MBd的ATM SDH / SONET1x9收发器扩展温度范围(40 ° C5?丙 SM 622 MBd ATM/SDH/SONET transceiver