SN74ALS990DWR Datasheet PDF - TI

●description

●This 8-bit latch is designed specifically for storing the contents of the input data bus and providing the capability of reading back the stored data onto the input data bus.

●The eight latches are transparent D-type latches. While the latch-enable (LE) input is high, the Q outputs follow the data (D) inputs.

●• 3-State I/O-Type Read-Back Inputs

●• Bus-Structured Pinout

●• True Logic Outputs

●• Package Options Include Plastic Small-Outline (DW) Packages and Standard Plastic (N) 300-mil DIPs