Overview
The CD74HC244M96 is a high-speed CMOS logic octal buffer/line driver produced by Texas Instruments. This integrated circuit is part of the 74HC series and is designed to provide non-inverting buffer functions with three-state outputs. The device is available in a 20-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for a variety of applications where signal buffering and line driving are necessary.
The CD74HC244M96 operates over a wide voltage range of 2V to 6V, making it versatile for different system requirements. It features two active-low output enables, allowing for flexible control over the output states. This component is known for its balanced propagation delay and transition times, as well as significant power reduction compared to LSTTL (Low-power Schottky Transistor-Transistor Logic) ICs.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Voltage - Supply | 2 V to 6 V | V | |
| Operating Temperature | -55°C to 125°C | °C | (TA) |
| Maximum Junction Temperature | 150°C | °C | |
| Maximum Storage Temperature Range | -65°C to 150°C | °C | |
| Propagation Delay (Data to Outputs) | 110 ns (typ), 140 ns (max) at 25°C | ns | VCC = 5V, CL = 50 pF |
| Output Enable and Disable Time | 150 ns (typ), 190 ns (max) at 25°C | ns | VCC = 5V, CL = 50 pF |
| Output Transition Time | 60 ns (typ), 75 ns (max) at 25°C | ns | VCC = 5V, CL = 50 pF |
| Input Capacitance | 10 pF | pF | |
| Three-state Output Capacitance | 20 pF | pF | |
| Power Dissipation Capacitance | 7 pF (typ) | pF | |
| Current - Output High, Low | 7.8 mA | mA | |
| Package Type | 20-SOIC (0.295", 7.50mm Width) |
Key Features
- Non-Inverting Buffer Function: The CD74HC244M96 provides non-inverting buffer functions, making it ideal for signal amplification and isolation.
- Three-State Outputs: The device features three-state outputs, which can be set to high, low, or high-impedance states, controlled by two active-low output enables.
- Wide Voltage Range: Operates over a voltage range of 2V to 6V, making it compatible with various system designs.
- High-Speed Operation: Offers balanced propagation delay and transition times, ensuring high-speed data transfer.
- Low Power Consumption: Significant power reduction compared to LSTTL ICs, contributing to energy-efficient designs.
- Robust Temperature Range: Can operate over a wide temperature range from -55°C to 125°C, suitable for harsh environments.
Applications
- Signal Buffering and Line Driving: Ideal for applications requiring signal amplification and isolation, such as in digital circuits, data transmission lines, and bus systems.
- Digital Logic Circuits: Used in various digital logic circuits where non-inverting buffer functions are necessary.
- Embedded Systems: Suitable for embedded systems that require reliable and efficient signal handling.
- Industrial Control Systems: Can be used in industrial control systems where robust and reliable signal buffering is critical.
Q & A
- What is the primary function of the CD74HC244M96?
The CD74HC244M96 is a non-inverting octal buffer/line driver with three-state outputs.
- What is the voltage range for the CD74HC244M96?
The device operates over a voltage range of 2V to 6V.
- What type of output does the CD74HC244M96 have?
The device has three-state outputs controlled by two active-low output enables.
- What is the typical propagation delay for the CD74HC244M96?
The typical propagation delay is 110 ns at 25°C with VCC = 5V and CL = 50 pF.
- What is the maximum junction temperature for the CD74HC244M96?
The maximum junction temperature is 150°C.
- What is the package type for the CD74HC244M96?
The device is available in a 20-SOIC (Small Outline Integrated Circuit) package.
- What are the typical output transition times for the CD74HC244M96?
The typical output transition time is 60 ns at 25°C with VCC = 5V and CL = 50 pF.
- Is the CD74HC244M96 RoHS compliant?
Yes, the CD74HC244M96 is RoHS compliant.
- What are some common applications for the CD74HC244M96?
Common applications include signal buffering and line driving in digital circuits, embedded systems, and industrial control systems.
- What is the input capacitance of the CD74HC244M96?
The input capacitance is 10 pF.
