# HCC/HCF4068B Datasheet Summary

## Device Overview

️· Function: CMOS Logic Gate (specifically, an open-drain NAND gate configurable for various logic functions).
️· Types: Available in HCC (High-speed CMOS) and HCF (Standard CMOS) versions.
️· Applications: General-purpose logic, driving LEDs, buffering, and interfacing.

## Electrical Characteristics

️· Supply Voltage (Vdd): 3V – 18V
️· Input High Voltage (Vih): Vdd x 0.7
️· Input Low Voltage (Vil): Vdd x 0.3
️· Output Low Voltage (Vol): ≈ 0V (due to open-drain output)
️· Propagation Delay (tPHL/tPLH): Varies with Vdd (e.g., 150ns at 5V, 75ns at 10V, 55ns at 15V)
️· Input Leakage Current: Very low (±0.1µA typical)
️· Input Capacitance (CI): Approximately 5-7.5pF

## Key Features

️· CMOS Technology: Low power consumption.
️· Open-Drain Output: Allows for wired-OR logic and interfacing with external pull-up resistors.
️· Wide Operating Voltage Range: Flexible for various applications.
️· Multiple Package Options: DIP, SOIC, PLCC, etc.

## Package Options (with dimensions available in the datasheet)

️· Plastic DIP14
️· Ceramic DIP14
️· SO14
️· PLCC20

## Important Notes

️· Datasheet provides detailed electrical characteristics and timing diagrams.
️· Device is sensitive to electrostatic discharge (ESD).
️· Not authorized for use in critical life support applications without express written approval.