Overview
The MC74AC02DR2 is a quad 2-input NOR gate integrated circuit produced by ON Semiconductor. This device is part of the 74AC series, known for its high-performance silicon-gate CMOS technology. It is designed to provide low power consumption and high-speed operation, making it suitable for a wide range of digital logic applications.
The MC74AC02DR2 is available in several package types, including SOIC-14 and TSSOP-14, and is Pb-free, complying with environmental regulations. The device operates over a supply voltage range of 2.0 to 6.0 volts, ensuring versatility in various circuit designs.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| DC Supply Voltage | VCC | −0.5 to +6.5 | V |
| DC Input Voltage | VI | −0.5 to VCC + 0.5 | V |
| DC Output Voltage | VO | −0.5 to VCC + 0.5 | V |
| DC Input Diode Current | IIK | ±20 | mA |
| DC Output Sink/Source Current | IO | ±50 | mA |
| Storage Temperature Range | TSTG | −65 to +150 | °C |
| Operating Ambient Temperature Range | TA | −40 to +85 | °C |
| Propagation Delay (Typical at VCC = 5.0 V) | tPLH, tPHL | 1.5 to 10 | ns |
| Input Capacitance | CIN | 4.5 | pF |
| Power Dissipation Capacitance | CPD | 30 | pF |
Key Features
- Outputs source/sink 24 mA, providing sufficient drive current for most applications.
- The MC74ACT02 version has TTL compatible inputs, enhancing compatibility with other logic families.
- Pb-free packages are available, making the device compliant with environmental regulations.
- Operates over a supply voltage range of 2.0 to 6.0 volts, offering flexibility in circuit design.
- High-speed operation with propagation delays as low as 1.5 ns at VCC = 5.0 V.
- SCR-latchup-resistant CMOS process and circuit design, ensuring robust operation.
- Exceeds 2kV ESD protection per MIL-STD-883, method 3015, enhancing reliability).
Applications
- Home theater systems
- Electric grinding wheels and other electrical tools
- Sewing machines
- DVD and VCD players
- Computers and peripherals
- Televisions and other consumer electronics
- Washing machines and range hoods
- General digital logic circuits requiring NOR gate functionality
Q & A
- What is the primary function of the MC74AC02DR2?
The MC74AC02DR2 is a quad 2-input NOR gate, performing the Boolean function Y = A•B or Y = A + B in positive logic.
- What is the operating voltage range of the MC74AC02DR2?
The device operates over a supply voltage range of 2.0 to 6.0 volts.
- What are the package options available for the MC74AC02DR2?
The device is available in SOIC-14 and TSSOP-14 packages.
- Does the MC74AC02DR2 have TTL compatible inputs?
The MC74ACT02 version of the device has TTL compatible inputs, but not the MC74AC02.
- What is the maximum output current of the MC74AC02DR2?
The outputs can source or sink up to 24 mA.
- What is the propagation delay of the MC74AC02DR2 at VCC = 5.0 V?
The propagation delay is typically around 1.5 to 10 ns.
- Is the MC74AC02DR2 Pb-free?
- What is the storage temperature range for the MC74AC02DR2?
The storage temperature range is −65 to +150°C.
- What are some common applications of the MC74AC02DR2?
It is used in home theater systems, electrical tools, sewing machines, DVD and VCD players, computers, and other consumer electronics.
- Does the MC74AC02DR2 have ESD protection?
