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The 155-0022-00 is an analog multiplexer chip made by Tektronix and used in | The 155-0022-00 is an analog multiplexer chip made by Tektronix and used in | ||
the [[7403]], [[7503]], [[7704]], and probably others. | the [[7403]], [[7503]], [[7704]], [[7854]], [[7912]], [[7904]], [[7934]], | ||
[[7603]], [[7623]], and probably others. | |||
It is used to multiplex between the two vertical plug-ins and also to switch trigger sources. It is | It is used to multiplex between the two vertical plug-ins and also to switch trigger sources. It is | ||
packaged in a 16-pin DIP. Tek expected the 155-0022-00 to have a yearly failure rate of 0.05%. | packaged in a 16-pin DIP. Tek expected the 155-0022-00 to have a yearly failure rate of 0.05%. |