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    | Partname: | DM74LS245 |  | Description: | TRI-STATE Octal Bus Transceiver |  | Manufacturer: | National Semiconductor |  | Datasheet: | PDF (139K). Click here to download *)
 |  | The device allows data transmission from the A bus to the B bus or from the B bus to the A bus depending upon the logic level at the direction control (DIR) input The enable input (G) can be used to disable the device so that the buses are effectively isolated |  |  Click here to download DM74LS245 Datasheet*)
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