Overview
The SN74HC00PWRG4 is a quadruple 2-input NAND gate integrated circuit produced by Texas Instruments. This device is part of the 74HC series, known for its high-speed CMOS logic and wide operating voltage range. It contains four independent NAND gates, each performing the Boolean function Y = A × B in positive logic. This makes it versatile for various digital logic applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | -0.5 | 7 | V | |
| Input Clamp Current (VI < -0.5 V or VI > VCC + 0.5 V) | ±20 mA | |||
| Output Clamp Current (VO < -0.5 V or VO > VCC + 0.5 V) | ±20 mA | |||
| Continuous Output Current | ±25 mA | |||
| Junction Temperature | 150 °C | |||
| Operating Free-Air Temperature (SN74HC00) | -40 | 85 | °C | |
| Propagation Delay (A or B to Y) at VCC = 6 V | 8 | 15 | 23 | ns |
| Input Transition Rise and Fall Time at VCC = 6 V | 6 | 13 | 19 | ns |
Key Features
- Buffered Inputs: Ensures stable input signals.
- Wide Operating Voltage Range: From 2 V to 6 V, making it versatile for various applications.
- Wide Operating Temperature Range: From -40°C to +85°C for the SN74HC00.
- High Fanout Capability: Can drive up to 10 LSTTL loads.
- Low Power Consumption: Maximum ICC of 20 µA.
- Fast Switching Times: Typical propagation delay of 8 ns at VCC = 5 V.
- CMOS Inputs: Requires fast input transitions to operate correctly.
- Balanced CMOS Push-Pull Outputs: Ensures reliable output signals.
Applications
- Alarm and Tamper Detect Circuits: Used in security systems to detect tamper events.
- S-R Latches: Can be used to create active-low SR latches.
- AV Receivers and Home Theater Systems: For digital logic in audio and video processing.
- Portable Audio Docks and MP3 Players/Recorders: For compact digital logic solutions.
- Personal Digital Assistants (PDAs) and Tablets: For low-power digital logic functions.
- Telecom and Server AC/DC Supplies: For power management and control logic.
- Solid State Drives (SSDs): For client and enterprise storage solutions.
- Wireless Headsets, Keyboards, and Mice: For digital logic in wireless peripherals.
Q & A
- What is the SN74HC00PWRG4 used for?
The SN74HC00PWRG4 is used as a quadruple 2-input NAND gate in digital logic circuits, performing the Boolean function Y = A × B in positive logic.
- What is the operating voltage range of the SN74HC00PWRG4?
The operating voltage range is from 2 V to 6 V.
- What is the maximum junction temperature for the SN74HC00PWRG4?
The maximum junction temperature is 150 °C.
- How many LSTTL loads can the SN74HC00PWRG4 drive?
It can drive up to 10 LSTTL loads.
- What is the typical propagation delay of the SN74HC00PWRG4 at VCC = 5 V?
The typical propagation delay is 8 ns.
- What are some common applications of the SN74HC00PWRG4?
Common applications include alarm and tamper detect circuits, S-R latches, AV receivers, portable audio docks, and various digital logic functions in consumer electronics.
- How should unused inputs be handled on the SN74HC00PWRG4?
Unused inputs must be terminated to either VCC or ground, either directly or with a pull-up or pull-down resistor.
- What is the maximum output current for the SN74HC00PWRG4?
The maximum continuous output current is ±25 mA.
- What is the thermal resistance of the TSSOP package for the SN74HC00PWRG4?
The junction-to-ambient thermal resistance for the TSSOP package is approximately 151.7 °C/W.
- How can the power consumption of the SN74HC00PWRG4 be calculated?
Power consumption can be calculated using the information provided in the CMOS Power Consumption and Cpd Calculation sections of the datasheet.
