Overview
The SN74AC04DRE4 is a hex inverter integrated circuit produced by Texas Instruments. This device contains six independent inverters, each performing the Boolean function Y = A. It is part of the 74AC series, known for its high-speed and low-power consumption characteristics. The SN74AC04DRE4 operates over a wide voltage range from 2 V to 6 V, making it versatile for various digital logic applications.
Key Specifications
| Parameter | Min | Max | Unit | Conditions |
|---|---|---|---|---|
| Supply Voltage Range (VCC) | -0.5 | 7 | V | |
| Input Voltage Range (VI) | -0.5 | VCC + 0.5 | V | |
| Output Voltage Range (VO) | -0.5 | VCC + 0.5 | V | |
| Operating Free-Air Temperature (TA) | -40 | 85 | °C | |
| Propagation Delay Time (tPLH, tPHL) at VCC = 5 V | 1.5 | 10 | ns | TA = 25°C |
| Low-Level Output Current (IOL) at VCC = 5.5 V | 24 | 24 | mA | |
| Power Dissipation Capacitance (Cpd) at VCC = 5 V, CL = 50 pF, f = 1 MHz | 45 | pF |
Key Features
- Operates over a wide voltage range from 2 V to 6 V.
- Inputs accept voltages up to 6 V.
- Maximum propagation delay time of 7 ns at 5 V.
- Low power consumption.
- High-speed performance.
- Six independent inverters, each performing the Boolean function Y = A.
- Available in various packages including SOIC, SSOP, SOP, PDIP, and TSSOP.
Applications
- Synchronizing inverted clock inputs.
- Debouncing switches.
- Inverting digital signals.
- Bus interface applications where output ringing is a concern.
- Use in D-type flip-flops, counters, and other digital logic circuits.
Q & A
- What is the operating voltage range of the SN74AC04DRE4?
The SN74AC04DRE4 operates over a voltage range from 2 V to 6 V.
- How many independent inverters does the SN74AC04DRE4 contain?
The device contains six independent inverters.
- What is the maximum propagation delay time at 5 V?
The maximum propagation delay time at 5 V is 10 ns.
- What are the typical applications of the SN74AC04DRE4?
Typical applications include synchronizing inverted clock inputs, debouncing switches, inverting digital signals, and use in bus interface applications.
- What are the available package types for the SN74AC04DRE4?
The device is available in SOIC, SSOP, SOP, PDIP, and TSSOP packages.
- What is the operating temperature range of the SN74AC04DRE4?
The operating temperature range is from -40°C to 85°C.
- What is the power dissipation capacitance at VCC = 5 V?
The power dissipation capacitance is 45 pF at VCC = 5 V, CL = 50 pF, and f = 1 MHz.
- How should unused inputs be handled?
Unused inputs must be held at VCC or GND to ensure proper device operation.
- What are the recommendations for output conditions?
Load currents should not exceed 25 mA per output and 75 mA total for the part. Outputs should not be pulled above VCC.
- What is the significance of the 'AC04 devices in digital logic circuits?
The 'AC04 devices are crucial for inverting digital signals, which is essential in various digital logic circuits such as flip-flops and counters.
