The SN65EL11 is a differential 1:2 PECL/ECL fanout buffer. The device includes circuitry to maintain a known logic level when inputs are in an open condition. The SN65EL11 is housed in an industry-standard SOIC-8 package and is also available in a TSSOP-8 package.
| Rating | Catalog |
| Operating temperature range (°C) | -40 to 85 |
| SOIC (D) | 8 | 29.4 mm² 4.9 x 6 |
| VSSOP (DGK) | 8 | 14.7 mm² 3 x 4.9 |