PT74HC138 Overview
Key Specifications
Package: DIP
Operating Voltage: 4.5 V
Max Voltage (typical range): 6 V
Min Voltage (typical range): 2 V
Description
The PT74HC138 decoder utilizes advanced silicongate CMOS technology and is well suited to memory address decoding or data routing applications. The circuit features high noise immunity and low power consumption usually associated with CMOS circuitry, yet has speeds comparable to low power Schottky TTL logic.
Key Features
- Typical propagation delay: 20nS
- Wide power supply range: 2 - 6V
- Low quiescent current: 80µA maximum
- Low input current: 1µA maximum
- Fan out of 10 LS-TTL loads
