M54HC258 - QUAD 2-CHANNEL MULTIPLEXER
The M54/74HC257 and the M54/74HC258 are high speed CMOS MULTIPLEXERs fabricated with sili2 con gate C MOS technology.
They have the same high speed performance of LSTTL combined with true CMOS low power consumption.
These IC’s are composed of an independent 2channel multiplexer with common SELECT an
M54/M74HC257 M54/M74HC258 HC257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE) HC258 QUAD 2 CHANNEL MULTIPLEXER (3-STATE, INVERTING) .
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HIGH SPEED tPD = 10 ns (TYP.) at VCC = 5 V LOW POWER DISSIPATION ICC = 4 µA (MAX.) at TA = 25 °C HIGH NOISE IMMUNITY VNIH = VNIL = 28 % VCC (MIN.) OUTPUT DRIVE CAPABILITY 15 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 6 mA (MIN.) BALANCED PROPAGATION DELAYS tPLH = tPHL WIDE OPERATING VOLTAGE RANGE VCC (OPR) = 2 V to 6 V PIN AND FUNCTION COMPATIBL