| 1278241 | ORE9701XL | PCB MOUNTED LEDS | etc |
| 1278242 | ORFO634G | Power MOSFET(Vdss=250V / Rds(on)=0.45ohm / Id=5.6A) | International Rectifier |
| 1278243 | ORLI10G | Quad 2.5 Gbits/s 10 Gbits/s, and 12.5 Gbits/s Line Interface FPSC | Agere Systems |
| 1278244 | ORLI10G-1BM416 | ORCA quad line 2.5 Gbits/s, 10 Gbits/s and 12.5 Gbits/s interface FPSC | Agere Systems |
| 1278245 | ORLI10G-1BM680 | ORCA quad line 2.5 Gbits/s, 10 Gbits/s and 12.5 Gbits/s interface FPSC | Agere Systems |
| 1278246 | ORLI10G-2BM416 | ORCA quad line 2.5 Gbits/s, 10 Gbits/s and 12.5 Gbits/s interface FPSC | Agere Systems |
| 1278247 | ORLI10G-2BM680 | ORCA quad line 2.5 Gbits/s, 10 Gbits/s and 12.5 Gbits/s interface FPSC | Agere Systems |
| 1278248 | ORLI10G-3BM416 | ORCA quad line 2.5 Gbits/s, 10 Gbits/s and 12.5 Gbits/s interface FPSC | Agere Systems |
| 1278249 | ORLI10G-3BM680 | ORCA quad line 2.5 Gbits/s, 10 Gbits/s and 12.5 Gbits/s interface FPSC | Agere Systems |
| 1278250 | ORN | SOIC, 8 pin 4 Resistor | Vishay |
| 1278251 | ORN DIVIDER | SOIC 8 Pin 4 Resistor Ratio Divider | Vishay |
| 1278252 | ORP10 | Infrared detector | mble |
| 1278253 | ORP10 | Infrared photoconductive detector,indium antimonide detector for room temperature operation | Mullard |
| 1278254 | ORP13 | Infrared detector | mble |
| 1278255 | ORP13 | Infrared photoconductive detector, indium antimonide detector for liquid N2 temperature 77K operation | Mullard |
| 1278256 | ORP52 | Photoconductive device - CdS cells | mble |
| 1278257 | ORP52 | Cadmium sulphide photoconductive cells | Mullard |
| 1278258 | ORP60 | Photoconductive device - CdS cells | mble |
| 1278259 | ORP60 | Cadmium sulphide photoconductive cells | Mullard |
|
| 1278260 | ORP61 | Photoconductive device - CdS cells | mble |
| 1278261 | ORP61 | Cadmium sulphide photoconductive cells | Mullard |
| 1278262 | ORP62 | Photoconductive device - CdS cells | mble |
| 1278263 | ORP62 | Cadmium sulphide photoconductive cells | Mullard |
| 1278264 | ORP66 | Photoconductive device - CdS cells | mble |
| 1278265 | ORP68 | Photoconductive device - CdS cells | mble |
| 1278266 | ORP69 | Photoconductive device - CdS cells | mble |
| 1278267 | ORP69 | Cadmium sulphide photoconductive cells | Mullard |
| 1278268 | ORP90 | Photoconductive device - CdS cells | mble |
| 1278269 | ORP90 | Cadmium sulphide photoconductive cells | Mullard |
| 1278270 | ORP93 | Cadmium sulphide photoconductive cells | Mullard |
| 1278271 | ORSO42G5-1BM484C | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278272 | ORSO42G5-1BM484I | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278273 | ORSO42G5-1BM680C | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278274 | ORSO42G5-1BM680I | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278275 | ORSO42G5-1BMN484C | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278276 | ORSO42G5-1BMN484I | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278277 | ORSO42G5-2BM484C | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278278 | ORSO42G5-2BM484I | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278279 | ORSO42G5-2BM680C | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
| 1278280 | ORSO42G5-2BM680I | 0.6-2.7 Gbps SONET backplane interface FPSC. | Lattice Semiconductor |
