Datasheet in PDF, 540 KB, whose name gives only the literature code SDLS176. The SDLS prefix belongs to the Texas Instruments numbering for standard logic family…

Revision 5 datasheet for the SN74LS540, an octal buffer and line driver with inverting 3-state outputs from the 74LS low-power Schottky TTL range, as a 75.1 KB PDF.