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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 54BCT |
| Packaging | | |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 12mA, 48mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 28-CLCC |
| Supplier Device Package | 28-LCCC (11.43x11.43) |
| ROHS |  |
The SNJ54BCT646FK is a high-performance non-inverting transceiver from Texas Instruments, part of the 54BCT logic family. It features a single channel with 3-state outputs, capable of sinking 48mA and sourcing 12mA. Operating from 4.5V to 5.5V, it is optimized for 5V systems. Housed in a 28-CLCC ceramic package, it operates over the full military temperature range of -55°C to 125°C, making it ideal for aerospace and defense applications.
- High Drive Current (48mA Sink): Ensures reliable signal transmission over long bus lines and heavy loads.
- BiCMOS Technology: Combines the speed of bipolar with the low power of CMOS, offering an optimal balance.
- Military Temperature Range: Guarantees operation in extreme environments, suitable for defense and aerospace.
- 3-State Outputs: Enables bus sharing and isolation, critical for complex system architectures.
High-Speed Bus Transceiving
The SNJ54BCT646FK is designed for high-speed bidirectional data transfer in 5V systems, making it ideal for microprocessor and DSP interfaces.
Military and Avionics Data Buses
With a -55°C to 125°C temperature range and ceramic package, it is suitable for military avionics, radar systems, and satellite communications.
Industrial Control Backplanes
Use it in industrial backplane buses where high drive current (48mA sink) is needed to drive multiple cards over long traces.
Redundant System Architectures
The 3-state outputs allow for bus isolation, enabling redundant systems to switch over seamlessly in case of failure.
Telecommunications Switching
In telecom equipment, this transceiver can buffer and route data between line cards and switching fabrics, ensuring reliable high-speed operation.
Test and Measurement Instrumentation
Its high-speed performance and robust drive capability make it suitable for use in automated test equipment (ATE) and data acquisition systems.
- Q: What is the logic family of the SNJ54BCT646FK?
- A: It belongs to the 54BCT (BiCMOS Technology) logic family.
- Q: What function does this IC perform?
- A: It is a non-inverting transceiver with 3-state outputs, used for bidirectional data transfer.
- Q: How many channels does it have?
- A: It has 1 channel, typically an 8-bit transceiver.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for high-impedance states to enable bus sharing.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for 5V systems.
- Q: What package is available?
- A: It comes in a 28-CLCC (ceramic leadless chip carrier) package.
SNJ54BCT646FK.pdf
- Q: What is the logic family of the SNJ54BCT646FK?
- A: It belongs to the 54BCT (BiCMOS Technology) logic family.
- Q: What function does this IC perform?
- A: It is a non-inverting transceiver with 3-state outputs, used for bidirectional data transfer.
- Q: How many channels does it have?
- A: It has 1 channel, typically an 8-bit transceiver.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for high-impedance states to enable bus sharing.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for 5V systems.
- Q: What package is available?
- A: It comes in a 28-CLCC (ceramic leadless chip carrier) package.