Designed for Rugged Excellence v1.1 SFP100B3-MM / SFP100B3-MM-I 100Mbps SFP optical Transceiver, Multi-mode BIDI / 2KM, TX1310nm / RX1550nm Highlights Compliant with Fast Ethernet Standard Compliant with IEEE802.3ah 100Base-BX Differential LVPECL inputs and outputs TTL signal detect indicator Single power supply 3.3VDC Features RoHS compliant Differential LVPECL inputs and outputs Compliant with Fast Ethernet standard Single power supply 3.3V Compliant with IEEE802.3ah 100Base-BX TTL signal detect indicator Industry standard small form pluggable (SFP) Hot Pluggable package Class 1 laser product complies with EN 60825-1 Simplex LC connector Application Distributed multi-processing Bus extension application Switch to switch interface Channel extender, data storage High speed I/O for file server Pin-Assignment * All specifications are subject to change without notice. Designed for Rugged Excellence v1.1 Pin Signal Name Description 1 T Transmit Ground GND 2 TX FAULT Transmit Fault 3 TX DISABLE Transmit Disable 4 MOD DEF (2) SDA Serial Data Signal 5 MOD DEF (1) SCL Serial Clock Signal 6 MOD DEF (0) TTL Low 7 RATE SELECT Open Circuit 8 RX LOS Receiver Loss of Signal, TTL High, open collector 9 R Receiver Ground GND 10 R Receiver Ground GND 11 R Receiver Ground GND 12 RX- Receiver Data Bar, Differential PECL, ac coupled 13 RX+ Receiver Data, Differential PECL, ac coupled 14 R Receiver Ground GND 15 V Receiver Power Supply CCR 16 V Tranmitter Power Supply CCT 17 T Transmit Ground GND 18 TX+ Transmit Data, Differential PCEL, ac coupled 19 TX- Transmit Data Bar, Differential PCEL, ac coupled 20 T Transmit Ground GND Dimension Unit = mm * All specifications are subject to change without notice.