TC74ACT257P - 2-Channel Multiplexer

Toshiba

TC74ACT257P Product details

High speed: tpd = 5.8 ns (typ. ) at VCC = 5 V.
Low power dissipation: ICC = 8 μA (max) at Ta = 25°C.
Compatible with TTL outputs: VIL = 0.8 V (max) VIH = 2.0 V (min).
Symmetrical output impedance: |IOH| = IOL = 24 mA (min) Capability of driving 50 Ω transmission lines.
Balanced propagation delays: tpLH ∼.
tpHL.
Pin and function compatible with 74F257 Pin Assignment TC74ACT257P TC74ACT257F Weight DIP16-P-300-2.54A SOP16-P-300-1.27A : 1.00 g (typ. ) : 0.18 g (typ. ) Start of commercial production 1988-10 1 2014-03-01 IEC Logic Symbol Truth Table Inputs OE SELECT A H X X L L L L L H L H X L H X X: Don’t care Z: High impedance System Diagram Output B Y X Z X L X H L L H H TC74ACT257P/F 2 201.

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