Description
Optek’s HDC135 and HDC136 are high speed optocouplers, consisting of IR emitters and integrated photodetectors in hermetic side brazed dual-in-line 8 pin packages. Electrical characteristics are similar to the 6N135 and 6N136 optocouplers but with full military temperature range operation. 

FEATUREs
• High speed
• TTL compatible
• High common mode transient immunity
• Wide bandwidth
• Open collector output