BUY CD4023BF https://www.utsource.net/itm/p/106955.html
The CD4011B, CD4012B, and CD4023B types are supplied in 14-lead hermetic dual-in-line ceramic packages
Description: The CD4023BF is a dual 4-input NOR gate from Texas Instruments/Harris.
Features:
* Wide supply voltage range: 3V to 18V
* High noise immunity
* Low power consumption
* High speed operation
Applications:
* Logic level conversion
* Clock generation
* Pulse generation
* Data transmission
* Signal gating
* Flip-flop applications
(For reference only)