| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.00 | $0.00 |
| 15+ | $0.00 | $0.00 |
| 25+ | $0.00 | $0.00 |
| 50+ | $0.00 | $0.00 |
| 100+ | $0.00 | $0.00 |
| N+ | $0.00 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | 54F |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 12mA, 48mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 20-CDIP (0.300", 7.62mm) |
| Supplier Device Package | 20-CERDIP |
The 54F240DM is a 2-channel inverting buffer from National Semiconductor, part of the 54F high-speed bipolar logic family. It operates from 4.5V to 5.5V and features 3-State outputs with 48mA sink capability. Packaged in a rugged 20-CDIP ceramic package, it is designed for military and aerospace applications requiring extreme temperature tolerance.
- Extreme Temperature Range (-55°C to 125°C): Meets military and aerospace reliability standards.
- High Sink Current (48mA): Drives heavy loads and long transmission lines effectively.
- Ceramic DIP Package: Provides superior thermal and mechanical stability compared to plastic packages.
- 3-State Outputs: Facilitates bus-oriented architectures in redundant systems.
Military Avionics Bus Drivers
The 54F240DM's -55°C to 125°C range and ceramic package make it ideal for avionics systems. Its 48mA sink capability drives long bus lines in harsh environments.
High-Reliability Industrial Controls
In critical industrial processes, this buffer provides reliable signal inversion and buffering. The 3-State outputs allow for redundant control system architectures.
TTL-to-MOS Level Shifting
With its high sink current, this buffer can interface TTL logic to MOS devices that require higher current sinking, ensuring proper logic levels.
Memory Address Decoding
In legacy memory systems, the inverting buffer can be used in address decode logic, providing the necessary signal inversion and drive strength.
Test Equipment for Extreme Environments
For test systems used in space or deep-sea applications, the wide temperature range and robust construction ensure consistent performance.
Redundant Flight Control Systems
The 3-State outputs enable multiple flight control computers to share the same actuator control lines, with only one active at a time.
- Q: What is the logic family of the 54F240DM?
- A: It belongs to the 54F family, a high-speed bipolar logic family.
- Q: What is the function of this IC?
- A: It is a 2-channel, inverting buffer with 3-State outputs.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, compatible with standard 5V systems.
- Q: What is the output current capability?
- A: It can sink 48mA and source 12mA, providing asymmetric drive for TTL loads.
- Q: What package is available?
- A: It comes in a 20-CDIP (0.300", 7.62mm) ceramic DIP package.
- Q: What is the temperature range?
- A: It operates from -55°C to 125°C, suitable for military and aerospace applications.
54F240DM.pdf
- Q: What is the logic family of the 54F240DM?
- A: It belongs to the 54F family, a high-speed bipolar logic family.
- Q: What is the function of this IC?
- A: It is a 2-channel, inverting buffer with 3-State outputs.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, compatible with standard 5V systems.
- Q: What is the output current capability?
- A: It can sink 48mA and source 12mA, providing asymmetric drive for TTL loads.
- Q: What package is available?
- A: It comes in a 20-CDIP (0.300", 7.62mm) ceramic DIP package.
- Q: What is the temperature range?
- A: It operates from -55°C to 125°C, suitable for military and aerospace applications.