Document Number: 001-51027 Rev. ** Page 14 of 20
Part Numbering nomenclature
Packaging Option:
TR = Tape and Reel
Blank = Tube
Speed:
25 - 25 ns
35 - 35 ns
Package:
S = Plastic 28-pin 330 mil SOIC
STK12C68 - S F 45 I TR
Temperature Range:
C - Commercial (0 to 70°C)
P
W = Plastic 28-pin 600 mil DIP
C = Ceramic 28-pin 300 mil DIP
L = Ceramic 28-pin LLC
= Plastic 28-pin 300 mil DIP
Lead Finish
F = 100% Sn (Matte Tin)
45 - 45 ns
I - Industrial (-40 to 85°C)
Ordering Information
Speed (ns) Ordering Code Package Diagram Package Type Operating Range
25 STK12C68-SF25TR 001-85058 28-pin SOIC (330 mil) Commercial
STK12C68-SF25 001-85058 28-pin SOIC (330 mil)
STK12C68-PF25 001-85014 28-pin PDIP (300 mil)
STK12C68-WF25 001-85017 28-pin PDIP (600 mil)
STK12C68-SF25ITR 001-85058 28-pin SOIC (330 mil) Industrial
STK12C68-SF25I 001-85058 28-pin SOIC (330 mil)
STK12C68-PF25I 001-85014 28-pin PDIP (300 mil)
STK12C68-WF25I 001-85017 28-pin PDIP (600 mil)
35 STK12C68-C35 001-51695 28-pin CDIP (300 mil) Commercial
STK12C68-L35 001-51696 28-pin LCC (350 mil)
STK12C68-C35I 001-51695 28-pin CDIP (300 mil) Industrial
STK12C68-L35I 001-51696 28-pin LCC (350 mil)
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