SN74ALS666DW
TI(德州仪器)
主动器件
8位D类透明读回锁存器三态输出 8-BIT D-TYPE TRANSPARENT READ-BACK LATCHES WITH 3-STATE OUTPUTS
description
These 8-bit D-type transparent latches are designed specifically for storing the contents of the input data bus, plus reading back the stored data onto the input data bus. In addition, they provide a 3-state buffer-type output and are easily utilized in bus-structured applications.
• 3-State I/O-Type Read-Back Inputs
• Bus-Structured Pinout
• Choice of True or Inverting Logic
– SN74ALS666 . . . True Outputs
– SN74ALS667 . . . Inverted Outputs
• Preset and Clear Inputs
• Package Options Include Plastic Small-Outline DW Packages and Standard Plastic NT 300-mil DIPs