Overview
The SN74HC00DRE4, produced by Texas Instruments, is a quadruple 2-input NAND gate integrated circuit. This device is part of the 74HC series, known for its high-speed CMOS logic. It contains four independent NAND gates, each performing the Boolean function Y = A ● B in positive logic. The SN74HC00DRE4 is packaged in a 14-pin SOIC (Small Outline Integrated Circuit) package and is designed to operate over a wide range of voltages and temperatures, making it versatile for various electronic applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Voltage Range | 2 V to 6 V | V |
| Operating Temperature Range | –40°C to +85°C | °C |
| Input Voltage Range | 0 V to VCC | V |
| Output Voltage Range | 0 V to VCC | V |
| Propagation Delay (A or B to Y) | 8 ns to 45 ns (depending on VCC) | ns |
| Input Transition Rise/Fall Time | 400 ns to 1000 ns (depending on VCC) | ns |
| Output High Current (IOH) | –20 µA | µA |
| Package Type | SOIC (14 pins) | |
| Package Dimensions | 8.70 mm × 3.90 mm | mm |
| Junction-to-Ambient Thermal Resistance (RθJA) | 133.6 °C/W | °C/W |
Key Features
- Buffered Inputs: Ensures stable and reliable input signals.
- Wide Operating Voltage Range: Operates from 2 V to 6 V, making it suitable for a variety of power supply conditions.
- Wide Operating Temperature Range: Functions from –40°C to +85°C, allowing use in diverse environmental conditions.
- High Fanout Capability: Supports up to 10 LSTTL (Low-power Schottky Transistor-Transistor Logic) loads.
- Significant Power Reduction: Compared to LSTTL logic ICs, it offers lower power consumption.
Applications
- Alarm and Tamper Detect Circuits: Used in security systems to detect unauthorized access or tampering.
- S-R Latch Circuits: Employed in digital circuits for storing binary data.
- AV Receivers and Home Theater Systems: Utilized in audio and video processing circuits.
- Portable Audio Docks and MP3 Players/Recorders: Used in consumer electronics for logic operations.
- Personal Digital Assistants (PDAs): Incorporated into handheld devices for various logic functions.
Q & A
- What is the SN74HC00DRE4?
The SN74HC00DRE4 is a quadruple 2-input NAND gate integrated circuit produced by Texas Instruments.
- What is the operating voltage range of the SN74HC00DRE4?
The operating voltage range is from 2 V to 6 V.
- What is the operating temperature range of the SN74HC00DRE4?
The operating temperature range is from –40°C to +85°C.
- How many NAND gates does the SN74HC00DRE4 contain?
The device contains four independent 2-input NAND gates.
- What is the propagation delay of the SN74HC00DRE4?
The propagation delay ranges from 8 ns to 45 ns, depending on the operating voltage.
- What type of package does the SN74HC00DRE4 come in?
The device is packaged in a 14-pin SOIC (Small Outline Integrated Circuit).
- What are some common applications of the SN74HC00DRE4?
It is used in alarm and tamper detect circuits, S-R latch circuits, AV receivers, portable audio docks, MP3 players/recorders, and personal digital assistants.
- Does the SN74HC00DRE4 support high fanout?
Yes, it supports up to 10 LSTTL loads.
- Is the SN74HC00DRE4 power-efficient?
Yes, it offers significant power reduction compared to LSTTL logic ICs.
- What are the dimensions of the SOIC package for the SN74HC00DRE4?
The package dimensions are 8.70 mm × 3.90 mm.
