3-to-8 Line Decoder
The MC74VHC138 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.
• High Speed: tPD= 5.7ns (Typ) at VCC= 5 V • Low Power Dissipation: ICC= 4 μA (Max) at TA= 25°C • High Noise Immunity: VNIH= VNIL= 28% VCC • Power Down Protection Provided on Inputs • Balanced Propagation Delays • Designed for 2 V to 5.5 V Operating Range • Low Noise: VOLP= 0.8 V (Max) • Pin and Function Compatible with Other Standard Logic Families • Latchup Performance Exceeds 300 mA • ESD Performance: HBM > 2000 V; Machine Model > 200 V • Chip Complexity: 122 FETs or 30.5 Equivalent Gates • These Devices are Pb−Free and are RoHS Compliant
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