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| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | 74BCT |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 32mA, 15mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 20-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-PDIP |
The 74BCT2244PC is a dual non-inverting buffer from National Semiconductor, part of the 74BCT logic family. It features two channels with 3-State outputs, ideal for bus-oriented systems. Operating from 4.5V to 5.5V, it provides robust performance with 32mA sink and 15mA source current capability. The 20-pin DIP package is suitable for through-hole PCB designs. This buffer is commonly used in 5V digital systems for signal buffering, bus interfacing, and driving high-capacitance loads.
- High Drive Current (32mA Sink): Ensures reliable driving of heavy loads and long traces.
- 3-State Outputs: Enables bus multiplexing and reduces power consumption when idle.
- Wide 4.5V-5.5V Supply: Compatible with standard 5V TTL logic systems.
- Non-Inverting Buffer: Preserves signal polarity, simplifying design.
5V Bus Interfacing
Use the 74BCT2244PC to buffer address or data lines in 5V microprocessor systems. Its 3-State outputs allow multiple devices to share a common bus without contention.
Signal Buffering for High-Capacitance Loads
Drive long PCB traces or multiple inputs with the 32mA sink capability, ensuring signal integrity in high-speed digital designs.
Memory Address Driving
Buffer address lines to SRAM or DRAM arrays. The non-inverting function preserves logic states while providing the necessary drive strength.
Peripheral Interface Isolation
Isolate the CPU bus from peripherals using the 3-State control, enabling efficient power management and bus sharing.
Industrial Control Logic
In industrial controllers operating at 5V, this buffer conditions signals from sensors or logic controllers, providing clean, amplified outputs.
Test Equipment Signal Conditioning
Use it to buffer test points or internal signals in benchtop equipment, maintaining signal fidelity for measurement accuracy.
- Q: What is the logic family of the 74BCT2244PC?
- A: It belongs to the 74BCT logic family, designed for high-speed bipolar CMOS applications.
- Q: What is the function of this IC?
- A: It is a dual (2-channel) non-inverting buffer with 3-State outputs.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for 5V systems.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for bus-oriented applications.
- Q: What package is available?
- A: It comes in a 20-pin DIP (0.300", 7.62mm) package.
- Q: What is the output current capability?
- A: It can source/sink 32mA and 15mA respectively.
74BCT2244PC.pdf
- Q: What is the logic family of the 74BCT2244PC?
- A: It belongs to the 74BCT logic family, designed for high-speed bipolar CMOS applications.
- Q: What is the function of this IC?
- A: It is a dual (2-channel) non-inverting buffer with 3-State outputs.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for 5V systems.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for bus-oriented applications.
- Q: What package is available?
- A: It comes in a 20-pin DIP (0.300", 7.62mm) package.
- Q: What is the output current capability?
- A: It can source/sink 32mA and 15mA respectively.