[COFF] Seeking Early Ti Solid Circuit Data
segaloco via COFF
coff at tuhs.org
Wed Sep 23 09:33:02 AEST 2026
Hi folks, I was wondering if anyone might have any Texas Instruments datasheets/databooks for the SN54/SN74 line from 1964 or 1965 specifically. The earliest sheets I've been able to locate are from November 1965 and are found in a seminar book on the 54/74 line. After that they then show up in the 67-68 Integrated Circuits Catalog.
There is a 1966 Perpetual Data Book I snagged but it specifically omits these items with the note:
> Before discarding your old looseleaf PDB (Perpetual Data Book), you may want to remove
> and retain the first section, SOLID CIRCUIT semiconductor networks
> data sheets. These are the only current data sheets not contained in the new
> book. They will replaced by a separate Tightleaf PDB, available through
> your TI sales engineer in mid-1966.
Additionally, this older PDB is mentioned in a replacement note:
> This catalog supersedes TI's big (five inches thick) red (with yellow printing) Perpetual Data Book.
Unfortunately I can't find any info online about this earlier databook, although I imagine it is similar to RCAs data book binders at the time which indeed were multi-inch-thick red binders with debossed gold lettering. Would anyone happen to have loose-leaf 54/74 datasheets from this timeframe and/or this earlier Perpetual Data Book? One of my goals is mapping out the early data publications and general release timelines of various iconic TTL circuits.
Thanks for any help!
- Matt G.
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