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    | Partname: | NE555DG4 |  
    | Description: | Single Precision Timer |     
    | Manufacturer: | Texas Instruments |  
    | Datasheet: | PDF (490K). Click here to download *) |  
    These levels can be altered by use of the control-voltage terminal. When the trigger input falls below the trigger level, the flip-flop is set and the output goes high. If the trigger input is above NC - No internal connection  |  
    
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    Click here to download NE555DG4 Datasheet*) | 
  
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