DESCRIPTION
The 74VHCT138A is an advanced high-speed CMOS 3 TO 8 LINE DECODER (INVERTING) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.
â HIGH SPEED: tPD= 7.6 ns (TYP.) at VCC=5V
â LOW POWER DISSIPATION: ICC=4µA (MAX.) at TA=25°C
â COMPATIBLEWITH TTL OUTPUTS: VIH =2V(MIN),VIL = 0.8V(MAX)
â POWER DOWN PROTECTION ON INPUTS & OUTPUTS
â SYMMETRICAL OUTPUT IMPEDANCE: |IOH|=IOL= 8 mA (MIN)
â BALANCED PROPAGATION DELAYS: tPLH≅tPHL
â OPERATING VOLTAGE RANGE: VCC(OPR) = 4.5V to 5.5V
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