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EF41 - Pentode
HEF4104B-Q100 - Quad low-to-high voltage translator
HEF4104B - Quad low-to-high voltage translator
REF4132 - Voltage Reference
LGEF4149 - SAW Filter
TCR2EF41 - 200mA CMOS Low Dropout Regulator
HEF4104B - Quadruple low to high voltage translator with 3-state outputs
LGEF4109 - SAW Filter
EF41 - Vari-Mu R.F. Pentode