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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 54BCT |
| Packaging | Bulk | |
| 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 | 3mA, 24mA; 15mA, 64mA |
| 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-CDIP |
The SNJ54BCT245J is a high-reliability octal transceiver from Texas Instruments, part of the 54BCT BiCMOS logic family. It provides bidirectional data transfer between two 8-bit buses with 3-state outputs, operating from 4.5V to 5.5V. The device can source 3mA or 15mA and sink 24mA or 64mA, depending on the output configuration. Packaged in a 20-pin ceramic CDIP, it is designed for military and aerospace applications, operating reliably from -55°C to 125°C.
- Dual Drive Capability (24mA/64mA Sink): Offers flexibility for different load requirements.
- BiCMOS Technology: Balances high speed with low power consumption.
- Ceramic DIP Package: Provides superior thermal and mechanical durability for harsh environments.
- Wide Temperature Range: Ensures reliable operation in extreme conditions.
Bidirectional Bus Buffering
The SNJ54BCT245J is perfect for buffering data buses in military-grade computer systems. Its 64mA sink capability allows it to drive multiple loads on a shared bus, ensuring signal integrity.
High-Temperature Avionics
With a -55°C to 125°C operating range, this transceiver is ideal for avionics systems exposed to extreme thermal cycling. The ceramic package provides excellent heat dissipation.
Industrial Process Control
In industrial controllers, this IC routes data between the CPU and I/O modules. Its robust drive strength ensures reliable communication over long backplane traces.
Legacy 5V System Integration
For systems using older 5V logic, this transceiver provides a reliable interface. Its BiCMOS technology offers lower power consumption than pure TTL while maintaining high speed.
Redundant Data Paths
In safety-critical applications, the transceiver can be used to create redundant data paths. If one path fails, the system can switch to the backup, enhancing overall reliability.
Test and Measurement Equipment
In automated test systems, this device routes test signals to various measurement points. The 3-state outputs allow multiple instruments to share a common data bus.
- Q: What is the logic family of the SNJ54BCT245J?
- A: It belongs to the 54BCT family, a BiCMOS logic series that combines the speed of TTL with the low power of CMOS.
- Q: What is the function of this IC?
- A: It is a single-channel (8-bit) non-inverting transceiver, enabling bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It has 1 channel, which is an 8-bit wide bus transceiver with direction and output-enable controls.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for high-impedance states to facilitate bus sharing.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, compatible with standard 5V TTL logic.
- Q: What package is available?
- A: It is available in a 20-pin CDIP (Ceramic Dual In-line Package) with 0.300-inch spacing.
SNJ54BCT245J.pdf
- Q: What is the logic family of the SNJ54BCT245J?
- A: It belongs to the 54BCT family, a BiCMOS logic series that combines the speed of TTL with the low power of CMOS.
- Q: What is the function of this IC?
- A: It is a single-channel (8-bit) non-inverting transceiver, enabling bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It has 1 channel, which is an 8-bit wide bus transceiver with direction and output-enable controls.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for high-impedance states to facilitate bus sharing.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, compatible with standard 5V TTL logic.
- Q: What package is available?
- A: It is available in a 20-pin CDIP (Ceramic Dual In-line Package) with 0.300-inch spacing.