M74HCT257 Datasheet PDF

M54/M74HCT257 M54/M74HCT258 HCT257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE) HCT258 QUAD 2 CHANNEL MULTIPLEXER (3-STATE, INVERTING) . . . . . . . HIGH SPEED tPD = 16 ns (TYP.) at VCC = 5 V LOW POWER DISSIPATION ICC = 4 µA (MAX.) at TA = 25 °C COMPATIBLE WITH TTL OUTPUTS VIH = 2V (MIN.) VIL = 0.8V (MAX) OUTPUT DRIVE CAPABILITY 15 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 6 mA (MIN.) BALANCED PROPAGATION DELAYS tPLH = tPHL PIN AND FUNCTIO.

M54/M74HCT257 M54/M74HCT258 HCT257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE) HCT258 QUAD 2 CHANNEL MULTIPLEXER (3-STATE, INVERTING) . . . . . . . HIGH SPEED tPD = 16 ns (TYP.) at VCC = 5 V LOW POWER DISSIPATION ICC = 4 µA (MAX.) at TA = 25 °C COMPATIBLE WITH TTL OUTPUTS VIH = 2V (MIN.) VIL = 0.8V (MAX) OUTPUT DRIVE CAPABILITY 15 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 6 mA (MIN.) BALANCED PROPAGATION DELAYS tPLH = tPHL PIN AND FUNCTIO.