Overview
The CD74HCT04EX is a high-speed CMOS logic hex inverter produced by Harris Corporation. This integrated circuit is part of the 74HCT series, known for its compatibility with TTL (Transistor-Transistor Logic) input levels. The device features six independent inverter circuits, each capable of inverting a single input signal. This component is widely used in digital logic circuits due to its low power consumption, high noise immunity, and robust performance across a wide range of operating temperatures.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Harris Corporation |
| Voltage - Supply | 2V ~ 6V |
| Package / Case | 14-DIP (0.300", 7.62mm) |
| Operating Temperature | -55°C ~ 125°C |
| Number of Inputs | 1 per circuit (6 circuits total) |
| Number of Circuits | 6 |
| Logic Type | Inverter |
| Input Logic Level - Low | 0.8V (for TTL compatibility) |
| Input Logic Level - High | 2.0V (for TTL compatibility) |
| Max Propagation Delay @ V, Max CL | 19ns @ 4.5V, 50pF |
| Current - Quiescent (Max) | 2 µA |
| Current - Output High, Low | 4mA, 4mA |
| Mounting Type | Through Hole |
| RoHs Status | RoHS non-compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V, making it versatile for various applications.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- High Noise Immunity: Provides robust performance in noisy environments.
- Latch-up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- TTL Compatibility: Input levels compatible with TTL logic, enhancing interoperability.
- ESD Protection: Human Body Model (HBM) ESD protection exceeds 2000 V.
- Clamp Diodes: Inputs include clamp diodes to enable the use of current limiting resistors for interfacing with voltages in excess of VCC.
Applications
- Digital Logic Circuits: Ideal for use in digital logic circuits requiring inversion of signals.
- Embedded Systems: Suitable for embedded systems that require low power and high reliability.
- Industrial Control Systems: Used in industrial control systems where robustness and noise immunity are critical.
- Consumer Electronics: Found in various consumer electronics requiring digital logic functions.
Q & A
- What is the operating temperature range of the CD74HCT04EX?
The operating temperature range is -55°C to 125°C.
- What is the supply voltage range for the CD74HCT04EX?
The supply voltage range is from 2.0 V to 6.0 V.
- How many inverter circuits does the CD74HCT04EX contain?
The CD74HCT04EX contains six independent inverter circuits.
- What is the maximum propagation delay for the CD74HCT04EX?
The maximum propagation delay is 19ns at 4.5V with a 50pF load.
- Is the CD74HCT04EX RoHS compliant?
No, the CD74HCT04EX is not RoHS compliant.
- What is the mounting type of the CD74HCT04EX?
The mounting type is Through Hole.
- What is the quiescent current of the CD74HCT04EX?
The quiescent current is 2 µA.
- What are the output current capabilities of the CD74HCT04EX?
The output current capabilities are 4mA for both high and low output levels.
- Does the CD74HCT04EX have ESD protection?
- What are the input logic levels for the CD74HCT04EX?
The input logic levels are compatible with TTL logic: 0.8V for low and 2.0V for high.
