Reference PDF for the HCF4050B, a non-inverting hex buffer from the CMOS 4000 family, as the file name itself states.

PDF of 352 KB for the 74AC14, a hex inverter with Schmitt-trigger inputs from the advanced CMOS family, listed under schematics.

Reference sheet for the 74AC04 hex inverter, an advanced CMOS logic part, supplied as a 301 KB PDF in the schematic category.

Data document for the 74LVC14A, described in the name as a faster hex inverter with Schmitt-trigger inputs, running from 3.3 V and tolerant of 5 V on its inputs.

PDF reference for the CD4050, the CMOS hex non-inverting buffer, at 67.1 KB. Although classed as a schematic, it is probably a compact datasheet with pinout and…

HCF4050 reference document in PDF format, 175 KB, covering the 4050 hex non-inverting buffer in its HCF-prefixed version.

PDF of 1012 KB titled manual_postcard_32, filed as a schematic but most likely a user manual for a PC diagnostic POST card.

Small 37.9 KB PDF for the 74HC4050, a hex non-inverting buffer from the high-speed CMOS family, often used as a level shifter because its inputs can accept voltages…