ACT257 output buses is a common use of the AC257, ACT257 , and. CD74ACT258. The state of the Select input determines the particular register from which the data Mar 24, 2001 High Temp Op-life; Ta=145; Vcc=5.5V. Device WL# Results/Sample Size # of Hours. AC151 J71596. 0/80. 504. ACT257 J71696. 0/80. 504. ACT257 Has TTL Compatible Inputs. These devices are available in Pb-free package(s). Specifications herein apply to both standard and Pb-free devices. Multiplexer Expansion by Tying Outputs Together. Noninverting 3 State Outputs . Outputs Source/Sink 24 mA. ACT257 Has TTL Compatible Inputs. 13, 1977 ;-- Am. 1988, Act 257 , Imd. Eff. July 15, 1988 ;-- Am. 1995, Act 289, Eff. July 1, 1996 ;-- Am. 2014, Act 477, Eff. Apr. 12, 2015. Popular Name: Act 451. ...
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