Datasheet covering the SN7408N quad 2-input positive AND gate, a standard TTL device in a plastic dual in-line package. The compact PDF lists the pinout for all four gates, supply voltage limits and output drive characteristics. When a signal path through glue logic stops working, a technician can use it to identify input and output pins and confirm correct logic levels with a probe. It opens in any PDF viewer; check that the chip marking and package suffix match before substituting a replacement part.
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