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  2. List of 7400-series integrated circuits - Wikipedia

    en.wikipedia.org/wiki/List_of_7400-series...

    The following is a list of 7400-series digital logic integrated circuits. In the mid-1960s, the original 7400-series integrated circuits were introduced by Texas Instruments with the prefix "SN" to create the name SN74xx.

  3. 7400-series integrated circuits - Wikipedia

    en.wikipedia.org/wiki/7400-series_integrated...

    The second line of numbers (7645) is a date code; this chip was manufactured in the 45th week of 1976. [2] The 7400 series is a popular logic family of transistor–transistor logic (TTL) integrated circuits (ICs). [3] In 1964, Texas Instruments introduced the SN5400 series of logic chips, in a ceramic semiconductor package.

  4. List of transponder codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Transponder_Codes

    Non-discrete code assignments in accordance with FAA Order JO 7110.65, 5-2. US: Also for use in oceanic airspace unless another code is assigned by ATC. [3] 0500, 0600, 0700 US: External ARTCC subsets. (Blocks of discrete codes except that xx00 is used as a non-discrete code after all discrete codes are assigned.) [3] 1000 Canada

  5. PKP classification system - Wikipedia

    en.wikipedia.org/wiki/PKP_classification_system

    20-99 - Polish-ordered steam engine, number stood for the last two digits of the year in which the type was approved for production [1] 100 - different atypical stock, acquired after 1945, including former private and industry locomotives [ 2 ]

  6. List of PowerPC processors - Wikipedia

    en.wikipedia.org/wiki/List_of_PowerPC_processors

    The first letter of the model indicates the series, the second and the third model number indicates the number of cores (e.g. P5040 has four cores, T4240 has 24 cores) P series. P1 series, e500v2 cores: P1011, P1020; P2 series: e500v2 core P2020, e500mc cores P2040, P2041; P3 series, introduced in 2010, based on e500mc cores: P3041

  7. 7400 - Wikipedia

    en.wikipedia.org/wiki/7400

    A.D. 7400, a year in the 8th millennium CE; ... 7400, a number in the 7000 (number) range; Electronics and computing. Texas Instruments 7400-series integrated circuits;

  8. List of PKP locomotives and multiple units - Wikipedia

    en.wikipedia.org/wiki/List_of_PKP_locomotives...

    Prussian P 8 + PKP order 2′C h2 255 + 2 Dz 1908–1923 429 1906–1923 In service Ok2: Saxon XII H2: 2′C h2 — — 5 1910–1922 to 1953 Ot1: DRG Class 41: 1′D1′ h2 — — 19 1938–1940 to 1973

  9. Monte Cassino Commemorative Cross - Wikipedia

    en.wikipedia.org/wiki/Monte_Cassino...

    The 1502 un-awarded crosses (serial numbers 48,499 to 50,000) were eventually sold off to dealers and collectors. [1] At the moment of its institution in June 1944, the medal was 19th in the Polish order of precedence. [2]