Overview
The SN74AS756DWRE4 is an octal buffer and line driver integrated circuit produced by Texas Instruments. This device is designed to enhance the performance and density of 3-state memory address drivers, clock drivers, and other applications requiring high fan-out and improved fan-in capabilities. It features open-collector outputs, making it suitable for a variety of logic and signal processing tasks.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5 | 5.5 | V |
| High-Level Input Voltage (VIH) | 2 | V | ||
| Low-Level Input Voltage (VIL) | 0.7 | 0.8 | V | |
| High-Level Output Voltage (VOH) | 5.5 | V | ||
| Low-Level Output Current (IOL) | 48 | 64 | mA | |
| Operating Free-Air Temperature (TA) | 0 | 70 | °C | |
| Storage Temperature Range | -65 | 150 | °C | |
| Package Type | 20-SOIC (0.295", 7.50mm Width) |
Key Features
- Open-Collector Outputs: Allows for greater flexibility in output configurations.
- High Fan-Out and Improved Fan-In: Enhances the device's ability to drive multiple loads and handle multiple input signals.
- 3-State Capability: Enables the outputs to be set to a high-impedance state, useful for bus-oriented systems.
- Inverting Buffer Functionality: Provides inverted logic signals, which is essential for various digital circuit applications.
- Operating Temperature Range: Functional from 0°C to 70°C, making it suitable for a wide range of environments.
- Surface Mount Package: 20-SOIC package facilitates easy integration into surface mount PCBs.
Applications
- Memory Address Drivers: Ideal for driving memory address lines due to its high fan-out capability.
- Clock Drivers: Suitable for distributing clock signals across multiple components.
- Bus-Oriented Systems: The 3-state capability makes it useful for bus systems where multiple devices need to share the same signal lines.
- General Logic and Signal Processing: Can be used in various digital logic circuits requiring buffering and inversion of signals.
Q & A
- What is the primary function of the SN74AS756DWRE4?
The SN74AS756DWRE4 is an octal buffer and line driver with open-collector outputs, designed to improve the performance and density of digital circuits.
- What is the operating temperature range of the SN74AS756DWRE4?
The device operates from 0°C to 70°C.
- What type of package does the SN74AS756DWRE4 come in?
The device is packaged in a 20-SOIC (0.295", 7.50mm Width) surface mount package.
- What is the supply voltage range for the SN74AS756DWRE4?
The supply voltage range is from 4.5V to 5.5V.
- What is the maximum low-level output current of the SN74AS756DWRE4?
The maximum low-level output current is 64 mA.
- Can the SN74AS756DWRE4 be used in bus-oriented systems?
Yes, the device's 3-state capability makes it suitable for bus-oriented systems.
- What are the typical applications of the SN74AS756DWRE4?
Typical applications include memory address drivers, clock drivers, and general logic and signal processing.
- Does the SN74AS756DWRE4 have inverting buffer functionality?
Yes, the device provides inverted logic signals.
- What is the storage temperature range for the SN74AS756DWRE4?
The storage temperature range is from -65°C to 150°C.
- Is the SN74AS756DWRE4 RoHS compliant?
Yes, the device is RoHS compliant.
