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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 74LVT |
| 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 | 32mA, 64mA |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SO |
The SN74LVT245BNS is a non-inverting transceiver from Texas Instruments' 74LVT BiCMOS logic family. Operating from 2.7V to 3.6V, it features asymmetric output drive with 32mA source and 64mA sink capability, along with 3-State outputs. Housed in a 20-SOIC package, this transceiver is designed for high-current bus interfacing, backplane driving, and memory module communication in 3.3V systems. Its robust drive capability and wide temperature range make it suitable for industrial, telecom, and automotive applications.
- High 64mA Sink / 32mA Source Drive: Provides superior current capability for driving heavy loads and long backplanes.
- 3-State Outputs: Enables bus sharing and isolation, preventing data contention in multi-device systems.
- Optimized 2.7V to 3.6V Supply: Specifically designed for 3.3V logic, ensuring stable and efficient operation.
- Wide Temperature Range (-40°C to 85°C): Guarantees reliable performance in industrial and automotive environments.
- Standard 20-SOIC Package: Easy to integrate into existing PCB designs with common footprint.
High-Current Bus Transceiving
The SN74LVT245BNS's 64mA sink capability makes it ideal for driving heavily loaded buses in server and storage systems. It can handle multiple loads without signal degradation, ensuring reliable data transfer.
Backplane Driving in Telecom
In telecom switches, this transceiver drives signals across long backplanes. The high sink current and 3-State outputs support hot-swapping and redundant bus architectures.
Memory Module Interfacing
For DDR memory modules, this IC buffers address and data lines. The 32mA source and 64mA sink currents match the asymmetric drive requirements of memory buses.
Industrial PLC I/O Modules
In industrial PLCs, this transceiver interfaces between the CPU and field I/O. The wide temperature range and high drive current ensure robust operation in factory environments.
Automotive Body Control Modules
In automotive body electronics, this device buffers communication lines between ECUs. The 2.7V to 3.6V range and high sink current support reliable operation in vehicle power systems.
FPGA and ASIC Bus Bridging
When bridging between FPGAs and high-speed peripherals, this transceiver provides the necessary drive strength. The 3-State outputs allow multiple devices to share the bus without contention.
- Q: What is the logic family of the SN74LVT245BNS?
- A: It belongs to the 74LVT BiCMOS logic family, designed for 2.7V to 3.6V operation.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 1 channel, enabling bidirectional data transfer between two buses.
- Q: What type of outputs does it have?
- A: It features 3-State outputs, allowing the device to be disconnected from the bus for multiplexing.
- Q: What is the operating voltage range?
- A: The supply voltage range is 2.7V to 3.6V, optimized for 3.3V systems.
- Q: What is the package type?
- A: It is available in a 20-SOIC package with a 5.30mm width.
- Q: What is the output current capability?
- A: It can sink 64mA and source 32mA, providing asymmetric drive for high-current loads.
SN74LVT245BNS.pdf
- Q: What is the logic family of the SN74LVT245BNS?
- A: It belongs to the 74LVT BiCMOS logic family, designed for 2.7V to 3.6V operation.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 1 channel, enabling bidirectional data transfer between two buses.
- Q: What type of outputs does it have?
- A: It features 3-State outputs, allowing the device to be disconnected from the bus for multiplexing.
- Q: What is the operating voltage range?
- A: The supply voltage range is 2.7V to 3.6V, optimized for 3.3V systems.
- Q: What is the package type?
- A: It is available in a 20-SOIC package with a 5.30mm width.
- Q: What is the output current capability?
- A: It can sink 64mA and source 32mA, providing asymmetric drive for high-current loads.