BCD to Seven-Segment Decoder/Driver
(276-1805)                  Troubleshooting           Faxback Doc. # 32553

Q:  The output is high whether the input is floating or high.

A:  On TTL logic, a floating input looks the same as a high input.  The
    input must be forced to a low TTL level to change the output.


(IR-05/07/96)