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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 74ALVC |
| 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 | 24mA, 24mA |
| Voltage - Supply | 1.65V ~ 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 SN74ALVC245NS is an 8-bit non-inverting transceiver from the 74ALVC logic family, designed for bidirectional bus communication. It features 3-state outputs and operates from 1.65V to 3.6V, making it suitable for both 1.8V and 3.3V systems. With 24mA output drive, it can handle moderate bus loads while maintaining signal integrity. The 20-SOIC package is ideal for standard surface-mount applications. This transceiver is widely used in memory interfaces, backplane communication, and level-shifting applications.
- Bidirectional 8-Bit Operation: Simplifies data flow between two buses, reducing component count.
- Wide 1.65V to 3.6V Supply Range: Supports both 1.8V and 3.3V logic, enabling mixed-voltage system design.
- 24mA Drive Capability: Ensures reliable signal transmission over longer traces and multiple loads.
- 3-State Outputs: Allows bus sharing and isolation, preventing data conflicts.
Bidirectional Bus Transceivers
This transceiver is ideal for connecting two bidirectional data buses, such as between a microcontroller and memory, allowing data to flow in both directions with direction control.
Level Shifting between 1.8V and 3.3V
With a supply range of 1.65V to 3.6V, it can translate signals between low-voltage processors (1.8V) and 3.3V peripherals, simplifying mixed-voltage designs.
Memory Interface Buffering
In embedded systems, this transceiver buffers address/data lines between a CPU and SRAM/Flash, improving signal integrity and reducing loading on the processor.
Backplane and Card Edge Interfacing
For modular systems, this device can drive signals across a backplane, providing the necessary current and isolation for reliable communication between cards.
High-Speed Data Acquisition
In data acquisition systems, it buffers high-speed digital signals from ADCs to a DSP or FPGA, ensuring data integrity at high frequencies.
Industrial Control Bus Isolation
In industrial PLCs, this transceiver can isolate and buffer control signals between the main controller and I/O modules, enhancing system robustness.
- Q: What is the logic family of the SN74ALVC245NS?
- A: It belongs to the 74ALVC logic family, which offers low-voltage, high-speed operation with low power dissipation.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver, allowing bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It is an 8-bit transceiver, providing 8 bidirectional channels (often listed as 1 channel per bit in some datasheets).
- Q: What is the output type?
- A: The outputs are 3-State, enabling bus isolation and bidirectional operation.
- Q: What is the operating voltage range?
- A: It operates from 1.65V to 3.6V, supporting both 1.8V and 3.3V logic levels.
- Q: What is the output current capability?
- A: It can source and sink 24mA, suitable for driving heavier bus loads.
SN74ALVC245NS.pdf
- Q: What is the logic family of the SN74ALVC245NS?
- A: It belongs to the 74ALVC logic family, which offers low-voltage, high-speed operation with low power dissipation.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver, allowing bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It is an 8-bit transceiver, providing 8 bidirectional channels (often listed as 1 channel per bit in some datasheets).
- Q: What is the output type?
- A: The outputs are 3-State, enabling bus isolation and bidirectional operation.
- Q: What is the operating voltage range?
- A: It operates from 1.65V to 3.6V, supporting both 1.8V and 3.3V logic levels.
- Q: What is the output current capability?
- A: It can source and sink 24mA, suitable for driving heavier bus loads.