Overview
The SN74AHC02PWRG4, produced by Texas Instruments, is a quadruple 2-input NOR gate integrated circuit. This device is part of the AHC (Advanced High-Speed CMOS) logic family, known for its high speed and low power consumption. It operates within a voltage range of 2 V to 5.5 V, making it versatile for various digital logic applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Voltage Range | 2 V to 5.5 V | V |
| Operating Temperature Range | –40°C to +85°C | °C |
| Input Leakage Current | ±0.1 µA (VCC = 5 V) | µA |
| High-Level Output Voltage (VOH) | 4.9 V (VCC = 5 V, IOH = -20 µA) | V |
| Low-Level Output Voltage (VOL) | 0.1 V (VCC = 5 V, IOL = 20 µA) | V |
| Propagation Delay Time (tPHL) | 5.1 ns (VCC = 5 V, CL = 50 pF) | ns |
| Power Dissipation Capacitance (Cpd) | 15 pF (No load, f = 1 MHz) | pF |
| Package Type | TSSOP (14 pins) |
Key Features
- Buffered inputs for improved signal integrity.
- Wide operating voltage range: 2 V to 5.5 V.
- Wide operating temperature range: –40°C to +85°C.
- Supports fanout up to 10 LSTTL loads.
- Significant power reduction compared to LSTTL logic ICs.
- High-speed operation with propagation delay times as low as 5.1 ns.
- Improved signal isolation, noise reduction, and thermal dissipation.
Applications
- Alarm and tamper detect circuits.
- S-R latches and other digital logic circuits.
- General-purpose logic applications requiring high speed and low power consumption.
- Embedded systems and microcontroller interfaces.
- Digital signal processing and control systems.
Q & A
- What is the operating voltage range of the SN74AHC02PWRG4?
The operating voltage range is 2 V to 5.5 V.
- What is the operating temperature range of this device?
The operating temperature range is –40°C to +85°C.
- How many NOR gates are included in the SN74AHC02PWRG4?
The device contains four independent 2-input NOR gates.
- What is the typical propagation delay time for this device?
The typical propagation delay time is 5.1 ns at VCC = 5 V and CL = 50 pF.
- What type of package does the SN74AHC02PWRG4 come in?
The device comes in a TSSOP (14-pin) package.
- What are some common applications for the SN74AHC02PWRG4?
Common applications include alarm and tamper detect circuits, S-R latches, and general-purpose logic applications.
- How does the SN74AHC02PWRG4 compare to LSTTL logic ICs in terms of power consumption?
The SN74AHC02PWRG4 has significant power reduction compared to LSTTL logic ICs.
- What is the input leakage current for the SN74AHC02PWRG4?
The input leakage current is ±0.1 µA at VCC = 5 V.
- What is the high-level output voltage (VOH) for the SN74AHC02PWRG4?
The high-level output voltage (VOH) is 4.9 V at VCC = 5 V and IOH = -20 µA.
- What is the power dissipation capacitance (Cpd) for this device?
The power dissipation capacitance (Cpd) is 15 pF with no load at f = 1 MHz.
