Overview
The SN74HC04DRG3 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 74HC series, known for its high-speed CMOS logic and wide operating voltage range.
The SN74HC04DRG3 is available in several package options, including SOIC, SSOP, PDIP, SOP, and TSSOP, making it versatile for various design needs. It operates over a wide temperature range from –40°C to +85°C and supports fanout up to 10 LSTTL loads, making it suitable for a variety of digital logic applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (Supply Voltage) | 2 | - | 6 | V |
| TA (Operating Free-Air Temperature) | –40 | - | 85 | °C |
| VOH (High-Level Output Voltage) at VCC = 6 V, IOH = –20 µA | 5.9 | 5.999 | 5.9 | V |
| VOL (Low-Level Output Voltage) at VCC = 6 V, IOL = 20 µA | 0.001 | 0.1 | 0.1 | V |
| tpd (Propagation Delay) at VCC = 6 V | 8 | 16 | 20 | ns |
| tt (Transition Time) at VCC = 6 V | 6 | 13 | 16 | ns |
| ICC (Supply Current) at VCC = 6 V | 2 | - | 20 | µA |
| Ci (Input Capacitance) | 3 | - | 10 | pF |
Key Features
- Buffered Inputs: Ensures stable and reliable input signals.
- Wide Operating Voltage Range: Operates from 2 V to 6 V, making it versatile for different power supply conditions.
- Wide Operating Temperature Range: Functions from –40°C to +85°C, suitable for various environmental conditions.
- High Fanout Capability: Supports up to 10 LSTTL loads, enhancing its utility in complex digital circuits.
- Significant Power Reduction: Compared to LSTTL logic ICs, it offers lower power consumption.
- Balanced CMOS Push-Pull Outputs: Allows the device to sink and source similar currents, ensuring balanced output performance.
- Clamp Diode Structure: Includes positive and negative clamping diodes to protect against voltage spikes.
Applications
- Synchronizing Inverted Clock Inputs: Useful in timing and clocking circuits where inverted signals are required.
- Debouncing Switches: Helps in stabilizing switch inputs to prevent multiple triggers.
- Inverting Digital Signals: Essential in various digital logic circuits where signal inversion is necessary.
- General Digital Logic Circuits: Suitable for use in a wide range of digital logic applications due to its high-speed and low-power characteristics.
Q & A
- What is the primary function of the SN74HC04DRG3?
The primary function of the SN74HC04DRG3 is to perform the Boolean function Y = A in positive logic for six independent inverters.
- What is the operating voltage range of the SN74HC04DRG3?
The operating voltage range is from 2 V to 6 V.
- What is the operating temperature range of the SN74HC04DRG3?
The operating temperature range is from –40°C to +85°C.
- How many LSTTL loads can the SN74HC04DRG3 support?
The SN74HC04DRG3 can support up to 10 LSTTL loads.
- What are the key features of the SN74HC04DRG3's outputs?
The outputs are balanced CMOS push-pull, capable of sinking and sourcing similar currents.
- What protection does the SN74HC04DRG3 have against voltage spikes?
The device includes positive and negative clamping diodes to protect against voltage spikes.
- What are some common applications of the SN74HC04DRG3?
Common applications include synchronizing inverted clock inputs, debouncing switches, and inverting digital signals.
- What is the typical propagation delay of the SN74HC04DRG3 at VCC = 6 V?
The typical propagation delay is 16 ns.
- What is the maximum supply current (ICC) of the SN74HC04DRG3 at VCC = 6 V?
The maximum supply current is 20 µA.
- What is the input capacitance (Ci) of the SN74HC04DRG3?
The input capacitance is up to 10 pF.
