Overview
The SN74HCT04DRG4 is a hex inverter integrated circuit produced by Texas Instruments. This device contains six independent inverters, each performing the Boolean function Y = A in positive logic. It is part of the 74HCT series, which is compatible with TTL (Transistor-Transistor Logic) voltage levels and operates within a voltage range of 4.5V to 5.5V. This makes it suitable for a variety of digital logic applications where signal inversion is required.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Voltage (VCC) | 4.5 | 5 | 5.5 | V |
| High-Level Input Voltage (VIH) | 2 | - | 2 | V |
| Low-Level Input Voltage (VIL) | 0.8 | - | 0.8 | V |
| Output Voltage (VO) | 0 | - | VCC | V |
| Input Transition Rise/Fall Time (Δt/Δv) | 500 | - | 500 | ns |
| Operating Free-Air Temperature (TA) | -40 | - | 85 | °C |
| High-Level Output Voltage (VOH) at IOH = -20 μA | 4.4 | - | 4.499 | V |
| Low-Level Output Voltage (VOL) at IOL = 20 μA | 0.1 | - | 0.1 | V |
| Input Hold Current (II) | -100 | - | 100 | nA |
| Supply Current (ICC) | - | 20 | 40 | μA |
Key Features
- Operating voltage range of 4.5V to 5.5V
- Outputs can drive up to 10 LSTTL loads
- Low power consumption, 20-μA max ICC
- Typical propagation delay (tpd) = 13ns
- ±4-mA output drive at 5V
- Low input current of 1μA max
- Inputs are TTL-Voltage compatible
Applications
The SN74HCT04DRG4 is widely used in digital logic circuits where signal inversion is necessary. It is suitable for applications such as:
- Digital logic gates and circuits
- Signal processing and conditioning
- Microcontroller and microprocessor systems
- Automotive and industrial control systems
- Communication and networking equipment
Q & A
- What is the operating voltage range of the SN74HCT04DRG4?
The operating voltage range is 4.5V to 5.5V. - How many independent inverters does the SN74HCT04DRG4 contain?
The device contains six independent inverters. - What is the typical propagation delay of the SN74HCT04DRG4?
The typical propagation delay (tpd) is 13ns. - Can the SN74HCT04DRG4 drive LSTTL loads?
Yes, it can drive up to 10 LSTTL loads. - What is the maximum supply current (ICC) of the SN74HCT04DRG4?
The maximum supply current is 20 μA. - What is the input current of the SN74HCT04DRG4?
The input current is 1 μA max. - Is the SN74HCT04DRG4 compatible with TTL voltage levels?
Yes, the inputs are TTL-Voltage compatible. - What are the package options available for the SN74HCT04DRG4?
The device is available in SOIC, PDIP, SO, TSSOP, and LCCC packages. - What is the operating temperature range of the SN74HCT04DRG4?
The operating temperature range is -40°C to 85°C. - Can unused inputs of the SN74HCT04DRG4 be left floating?
No, all unused inputs must be held at VCC or GND to ensure proper device operation.
