The MC74VHCT138A is an advanced high speed CMOS 3−to−8 decoder fabricated with silicon gate CMOS technology. It achieves high speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation.

FEATUREs
•High Speed: tPD= 7.6 ns (Typ) at VCC= 5.0 V
•Low Power Dissipation: ICC= 4 A (Max) at TA= 25°C
•TTL−Compatible Inputs: VIL= 0.8 V; VIH= 2.0 V
•Power Down Protection Provided on Inputs and Outputs
•Balanced Propagation Delays
•Designed for 4.5 V to 5.5 V Operating Range
•Pin and Function Compatible with Other Standard Logic Families
•Latchup Performance Exceeds 300 mA
•ESD Performance:
Human Body Model > 2000 V;
Machine Model > 200 V
•Chip Complexity: 122 FETs or 30.5 Equivalent Gates
•Pb−Free Packages are Available*