PDF datasheet, 94.9 KB, known only by its literature code SDNS017C, with a suffix letter that normally denotes document revision.

Datasheet PDF of 351 KB with a name, SDLS180, that is only a document code. Texas Instruments uses this SDLS literature numbering for its standard logic family…

PDF reference for the SN7405N, a hex inverter from the 7400 TTL family with open-collector outputs, supplied in plastic DIP.

Datasheet for the SFH506 infrared receiver module, a 179 KB PDF, likely a near-identical copy or edition of the series sheet that carries the _xx suffix.

PDF document filed under the Texas Instruments literature number SDLS109, part of the older TTL logic datasheet series.

PDF datasheet carrying the Texas Instruments literature code SDLS116, from the numbering block TI uses for its classic bipolar TTL logic families.