| 1913 | 4069UB | Inverter Circuits |
| 1914 | 4511B | BCD-to-7 Segment Latch/Decoder/Driver |
| 1915 | 4518B | Dual 4 Bit Decade Counter |
| 1916 | 4528B | Dual Monostable Multivibrator |
| 1917 | 4543B | BCD to 7 Segment Latch / Decoder / Driver for Liquid Crystals |
| 1918 | 4N25 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1919 | 4N25-M | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1920 | 4N25.300 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1921 | 4N25.300W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1922 | 4N25.3S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1923 | 4N25.3SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1924 | 4N25.S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1925 | 4N25.SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1926 | 4N25.W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1927 | 4N25300 | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1928 | 4N25300W | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1929 | 4N253S | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1930 | 4N253SD | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1931 | 4N25FM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1932 | 4N25FR2M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1933 | 4N25FR2VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1934 | 4N25FVM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1935 | 4N25M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1936 | 4N25S | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1937 | 4N25SD | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1938 | 4N25SM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1939 | 4N25SR2 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1940 | 4N25SR2M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1941 | 4N25SR2V | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1942 | 4N25SR2VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1943 | 4N25SV | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1944 | 4N25SVM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1945 | 4N25T | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1946 | 4N25TM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1947 | 4N25TV | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1948 | 4N25TVM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1949 | 4N25VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1950 | 4N25W | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1951 | 4N26 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1952 | 4N26-M | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1953 | 4N26.300 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1954 | 4N26.300W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1955 | 4N26.3S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1956 | 4N26.3S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1957 | 4N26.3SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1958 | 4N26.S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1959 | 4N26.SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1960 | 4N26.W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1961 | 4N26300 | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1962 | 4N26300W | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1963 | 4N263S | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1964 | 4N263SD | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1965 | 4N26FM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1966 | 4N26FR2M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1967 | 4N26FR2VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1968 | 4N26FVM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1969 | 4N26M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1970 | 4N26S | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1971 | 4N26SD | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1972 | 4N26SM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1973 | 4N26SR2M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1974 | 4N26SR2V | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1975 | 4N26SR2VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1976 | 4N26SV | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1977 | 4N26SVM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1978 | 4N26T | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1979 | 4N26TM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1980 | 4N26TV | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1981 | 4N26TVM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1982 | 4N26V | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1983 | 4N26VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1984 | 4N26W | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1985 | 4N27 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1986 | 4N27-M | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1987 | 4N27.300 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1988 | 4N27.300W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1989 | 4N27.3S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1990 | 4N27.3SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1991 | 4N27.S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1992 | 4N27.SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1993 | 4N27.W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| 1994 | 4N27300 | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1995 | 4N27300W | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1996 | 4N273S | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1997 | 4N273SD | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1998 | 4N27FM | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 1999 | 4N27FR2M | 6-Pin DIP Package Phototransistor Output Optocoupler |
| 2000 | 4N27FR2VM | 6-Pin DIP Package Phototransistor Output Optocoupler |
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