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| Product attributes | Property Value |
| Manufacturer | Harris Corporation |
| Product Series | |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| 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-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 20-SSOP (0.154", 3.90mm Width) |
The CD74FCT2244TQM from Harris Corporation is a high-speed, non-inverting octal buffer designed for advanced bus-oriented systems. It operates from a 4.75V to 5.25V supply and features 3-State outputs. With a high sink current of 64mA, it is ideal for driving high-capacitance backplanes and memory interfaces. The compact 20-SSOP package makes it suitable for space-constrained, high-performance applications.
- High-Speed 74FCT Logic: Provides fast propagation delays for performance-critical applications.
- High Sink Current (64mA): Drives heavy capacitive loads and long traces with ease.
- 3-State Outputs: Facilitates bus sharing and isolation in complex systems.
- Compact SSOP Package: Saves board space in dense designs.
High-Speed Bus Buffering
The CD74FCT2244TQM is optimized for buffering high-speed data buses in computer systems. Its fast propagation delay and high output drive ensure signal integrity at high frequencies.
Memory Interface Buffering
Use it to buffer address and data lines between a high-speed CPU and cache or main memory. The 3-State outputs allow for efficient bus turn-around and multiple memory banks.
Telecommunications Line Driving
In networking equipment, this buffer can drive backplane traces and line cards. Its high sink current (64mA) handles the capacitance of long PCB traces without distortion.
Server and Workstation Logic
For high-performance computing, this buffer provides the necessary speed and drive for critical control and data paths, ensuring reliable operation at high clock rates.
Test and Measurement Equipment
In ATE (Automated Test Equipment), this buffer can drive test pins with precise timing and high current, ensuring accurate signal delivery to devices under test.
FPGA/ASIC Interface
When connecting FPGAs or ASICs to external peripherals, this buffer provides the required voltage and current levels, protecting sensitive core logic from external loads.
- Q: What is the logic family of the CD74FCT2244TQM?
- A: It belongs to the 74FCT (Fast CMOS TTL) family, combining high speed with low power consumption.
- Q: What is the function of this IC?
- A: It is a non-inverting buffer with 1 channel (8-bit), designed for high-speed signal buffering.
- Q: What is the output type?
- A: It has 3-State outputs, allowing for bus isolation and shared-line operation.
- Q: What is the operating voltage range?
- A: It operates from 4.75V to 5.25V, a tight 5V supply range.
- Q: What is the output current capability?
- A: It can source 15mA and sink 64mA, providing strong drive for capacitive loads.
- Q: What package is available?
- A: It is available in a 20-SSOP (0.154", 3.90mm Width) package, ideal for space-constrained designs.
CD74FCT2244TQM.pdf
- Q: What is the logic family of the CD74FCT2244TQM?
- A: It belongs to the 74FCT (Fast CMOS TTL) family, combining high speed with low power consumption.
- Q: What is the function of this IC?
- A: It is a non-inverting buffer with 1 channel (8-bit), designed for high-speed signal buffering.
- Q: What is the output type?
- A: It has 3-State outputs, allowing for bus isolation and shared-line operation.
- Q: What is the operating voltage range?
- A: It operates from 4.75V to 5.25V, a tight 5V supply range.
- Q: What is the output current capability?
- A: It can source 15mA and sink 64mA, providing strong drive for capacitive loads.
- Q: What package is available?
- A: It is available in a 20-SSOP (0.154", 3.90mm Width) package, ideal for space-constrained designs.