SN74LS221 multivibrators equivalent, dual monostable multivibrators.
a negative-transitiontriggered input and a positive-transition-triggered input, either of which can be used as an inhibit input.
SN54221, SN54LS221, SN74221, SN74LS221 D.
of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION D.
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