BUY CD4006 https://www.utsource.net/itm/p/106883.html
CMOS 18-STAGE STATIC SHIFT REGISTER
Manufacturer: Texas Instruments Package: DIP-14 Description: The CD4006 is a quad 2-input NOR buffer/driver with open-collector outputs. It is designed to be used with a power supply voltage range of 4.75V to 5.25V. Features: Low power consumption High noise immunity High speed operation High output current capability Open-collector outputs Applications: Logic buffers Line drivers Bus drivers Level translators Clock drivers Address buffers
(For reference only)
