Product Summary

The ALS666 is a D-type transparent read-back latch. The ALS666 is 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.

Parametrics

ALS666 absolute maximum ratings: (1)Supply voltage, VCC: 7 V; (2)Input voltage, VI (all inputs except D inputs): 7 V; (3)Voltage applied to D inputs and to disabled 3-state outputs: 5.5 V; (4)Operating free-air temperature range: 0℃ to 70℃; (5)Storage temperature range: –65℃ to 150℃.

Features

ALS666 features: (1)3-State I/O-Type Read-Back Inputs; (2)Bus-Structured Pinout; (3)Choice of True or Inverting Logic True Outputs; (4)Preset and Clear Inputs; (5)Package Options Include Plastic Small-Outline (DW) Packages and Standard Plastic (NT) 300-mil DIPs.

Diagrams

ALS666 block diagram