CD4099BM - National Semiconductor

CD4099BM 8-Bit Addressable Latch

The CD4099B is an 8-bit addressable latch with three address inputs (A0–A2) an active low enable input (E) active high clear input (CL) a data input (D) and eight outputs (Q0 – Q7) Data is entered into a particular bit in the latch when that bit is addressed by the address inputs and the enable (E) is low Data entry is inhibited when enable (E) is high When .

Features

Y Y Y Y Y Y Y Y Wide supply voltage range 3 0V to 15V High noise immunity 0 45 VDD (typ ) Low power TTL fan out of 2 driving 74L compatibility or 1 driving 74LS Serial to parallel capability Storage register capability Random (addressable) data entry Active high demultiplexing capability Common active high clear Connection Diagram CD4099B Dual-In-Line Package Order Number CD4099B TL F 5984
  – 1 Top View Truth Table Mode Selection E L H L H CL L L H H Addressed Latch Follows Data Holds Previous Data Follows Data Reset to ‘‘0’’ Unaddressed Latch Holds Previous Data Holds Previous Data Rese.