Overview
The SN74ACT244N, manufactured by Texas Instruments, is a high-performance octal buffer and line driver designed for bus interface applications. This component is part of the 74ACT series, known for its compatibility with TTL logic levels and CMOS technology. The SN74ACT244N is particularly suitable for applications requiring high-speed data transmission and efficient bus management. Its non-inverting buffer design and three-state outputs make it an ideal choice for memory address driving, clock driving, and bus-oriented receivers and transmitters.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Current | 24 | mA | |
| Pin Count | 20 | Pin | |
| Height | 1.85 | mm | |
| Length x Width | 12.60 x 5.30 | mm | |
| Logic Type | Buffer, Non-Inverting | ||
| Number of Channels | 8 | ||
| Output Type | Three-State | ||
| Supply Voltage | 4.5~5.5 | V | |
| Operating Temperature | -40~+85 | °C | |
| Package/Case | PDIP-20 |
Key Features
- Compatible with TTL and CMOS logic levels
- Three-state outputs for bus-oriented applications
- High-speed operation with a maximum propagation delay of 9.5 ns
- Wide operating voltage range from 4.5V to 5.5V
- Robust design suitable for industrial environments
Applications
The SN74ACT244N is widely used in various applications, including industrial automation, consumer electronics, and automotive systems. Its ability to drive high-capacitance loads and manage bus lines efficiently makes it a preferred choice for memory interface circuits, clock distribution networks, and data communication systems. In automotive electronics, it ensures reliable signal transmission in harsh environments, while in consumer electronics, it enhances the performance of devices requiring high-speed data processing.
Q & A
What is the operating voltage range of the SN74ACT244N?
The operating voltage range is from 4.5V to 5.5V.
What is the maximum output current of the SN74ACT244N?
The maximum output current is 24mA.
What is the purpose of the three-state outputs in the SN74ACT244N?
The three-state outputs allow the device to be effectively disconnected from the bus, enabling multiple devices to share the same bus lines without interference.
What is the typical propagation delay of the SN74ACT244N?
The typical propagation delay is 9.5 ns at 5V.
Is the SN74ACT244N compatible with TTL logic levels?
Yes, the SN74ACT244N is compatible with TTL logic levels.
What is the operating temperature range of the SN74ACT244N?
The operating temperature range is from -40°C to +85°C.
What package does the SN74ACT244N come in?
The SN74ACT244N comes in a PDIP-20 package.
Can the SN74ACT244N be used in automotive applications?
Yes, the SN74ACT244N is suitable for automotive applications due to its robust design and wide operating temperature range.
What is the number of channels in the SN74ACT244N?
The SN74ACT244N has 8 channels.
What is the logic type of the SN74ACT244N?
The logic type is non-inverting buffer.
