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| Product attributes | Property Value |
| Manufacturer | IDT, Integrated Device Technology Inc |
| Product Series | 74FCT |
| 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 | 15mA, 64mA |
| Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SOIC |
| ROHS |  |
The 74FCT240CTSOG is a high-speed, inverting buffer from IDT, part of the 74FCT logic family. It features 2 channels with 3-State outputs, designed for signal inversion and buffering in 5V systems. Operating from 4.75V to 5.25V, it provides robust drive with 15mA source and 64mA sink capability, making it ideal for heavy loads. The 20-SOIC package is suitable for industrial and telecom applications where signal integrity and speed are paramount.
- Dual Inverting Channels: Provides two independent inverting buffers in one package, saving board space.
- High Sink Current (64mA): Drives low-impedance loads and long traces effectively.
- 3-State Outputs: Allows for bus sharing and isolation in multiplexed systems.
- Fast Propagation Delay: Ensures high-speed operation for time-critical signals.
Inverting Bus Buffers
This dual inverting buffer is ideal for applications requiring signal inversion while providing high drive current (64mA sink) to bus lines.
Memory Address Decoding
In 5V memory systems, it can buffer and invert address lines, reducing load on the address decoder and improving signal timing.
Industrial Sensor Signal Conditioning
In industrial controls, it can invert and buffer sensor signals, ensuring clean logic levels for a PLC or microcontroller input.
Backplane Drivers
Its high drive strength and 3-State outputs make it suitable for driving signals across a backplane in telecom or computing systems.
Clock Distribution
It can be used to buffer and invert clock signals, providing multiple copies with strong drive for fan-out to multiple loads.
Legacy 5V System Interfacing
For systems that require inversion and buffering in a 5V environment, this IC provides a reliable, high-speed solution.
- Q: What is the logic family of the 74FCT240CTSOG?
- A: It belongs to the 74FCT logic family, offering high-speed performance.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, providing signal inversion and buffering.
- Q: What is the output type?
- A: It features 3-State outputs for bus isolation.
- Q: What is the operating voltage range?
- A: It operates at 5V, from 4.75V to 5.25V.
- Q: What is the package type?
- A: It comes in a 20-SOIC (7.50mm width) package.
- Q: What is the output current capability?
- A: It can sink 64mA and source 15mA, suitable for driving demanding loads.
74FCT240CTSOG.pdf
- Q: What is the logic family of the 74FCT240CTSOG?
- A: It belongs to the 74FCT logic family, offering high-speed performance.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, providing signal inversion and buffering.
- Q: What is the output type?
- A: It features 3-State outputs for bus isolation.
- Q: What is the operating voltage range?
- A: It operates at 5V, from 4.75V to 5.25V.
- Q: What is the package type?
- A: It comes in a 20-SOIC (7.50mm width) package.
- Q: What is the output current capability?
- A: It can sink 64mA and source 15mA, suitable for driving demanding loads.