Overview
The SN74AC08DR is a quadruple 2-input positive-AND gate integrated circuit produced by Texas Instruments. This device performs the Boolean function Y = A • B in positive logic, making it a versatile component for various digital logic applications. The SN74AC08DR is packaged in a 14-pin SOIC (D) package, offering a compact and reliable solution for system design.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Package Type | SOIC (D) | 14 pins |
| Operating Temperature Range | -40°C to 85°C | |
| VCC Operation Range | 2V to 6V | |
| Input Voltage Range | Up to 6V | |
| Maximum Propagation Delay (tpd) at 5V | 7.5 ns | |
| Low-level Output Current (IOL) at 5.5V | 24 mA | |
| Power Dissipation Capacitance (Cpd) at 5V, CL = 50 pF, f = 1 MHz | 20 pF |
Key Features
- 2V to 6V VCC operation
- Inputs accept voltages up to 6V
- Maximum propagation delay of 7.5 ns at 5V
- Low power consumption with ICC of up to 40 µA at 5.5V
- High-speed operation with a drive strength of 24 mA
- Available in various packages including SOIC, SSOP, PDIP, SOP, and TSSOP
Applications
The SN74AC08DR is suitable for a wide range of digital logic applications, including:
- Digital logic circuits requiring AND gate functionality
- Embedded systems and microcontroller projects
- Automotive and industrial control systems (with appropriate variants like SN74AC08-Q1)
- Defense, aerospace, and medical applications (with enhanced product variants like SN74AC08-EP)
Q & A
- What is the primary function of the SN74AC08DR?
The SN74AC08DR is a quadruple 2-input positive-AND gate, performing the Boolean function Y = A • B in positive logic.
- What is the operating temperature range of the SN74AC08DR?
The operating temperature range is -40°C to 85°C.
- What is the maximum propagation delay at 5V for the SN74AC08DR?
The maximum propagation delay at 5V is 7.5 ns.
- What are the input voltage limits for the SN74AC08DR?
The inputs can accept voltages up to 6V.
- What is the low-level output current (IOL) at 5.5V for the SN74AC08DR?
The low-level output current (IOL) at 5.5V is 24 mA.
- In what packages is the SN74AC08DR available?
The SN74AC08DR is available in SOIC, SSOP, PDIP, SOP, and TSSOP packages.
- What are some typical applications for the SN74AC08DR?
Typical applications include digital logic circuits, embedded systems, automotive and industrial control systems, and defense, aerospace, and medical applications.
- How does the SN74AC08DR handle unused inputs?
Unused inputs must be held at VCC or GND to ensure proper device operation.
- Is the SN74AC08DR RoHS compliant?
- What are the power dissipation characteristics of the SN74AC08DR?
The power dissipation capacitance (Cpd) at 5V, CL = 50 pF, and f = 1 MHz is 20 pF.
