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| Product attributes | Property Value |
| Manufacturer | ETEK MICROELECTRONICS |
| Product Series | 74LVC |
| Packaging | Tape & Reel (TR) | |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 1 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 32mA, 32mA |
| Voltage - Supply | 1.65V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 5-TSSOP, SC-70-5, SOT-353 |
| Supplier Device Package | SC-70-5 |
| ROHS |  |
The ET74LVC1G125 is a high-performance single non-inverting buffer from ETEK MICROELECTRONICS, designed for general-purpose digital logic applications. Operating within a wide voltage range of 1.65V to 5.5V, it provides excellent compatibility with both 3.3V and 5V systems. This buffer features a 3-State output, enabling bus-oriented applications, and can source or sink up to 32mA of current, making it ideal for driving moderate loads. Its compact SC-70-5 and SOT-353 package options make it suitable for space-constrained designs.
- Wide 1.65V to 5.5V Supply Range: Ensures compatibility with both 3.3V and 5V logic systems, simplifying mixed-voltage design.
- High 32mA Drive Capability: Provides robust signal drive for capacitive loads and long traces, improving signal integrity.
- 3-State Output: Enables bus multiplexing and isolation, preventing data contention in shared-line applications.
- Compact Package Options: Available in SC-70-5 and SOT-353, ideal for space-limited PCB designs.
Bus Interfacing and Isolation
The 3-State output allows the ET74LVC1G125 to be used for bus isolation, preventing multiple drivers from conflicting on a shared data line. Its high-impedance state effectively disconnects the buffer from the bus when not selected.
Signal Buffering for Long Traces
When driving long PCB traces or cables, signal integrity can degrade. This buffer provides a strong 32mA source and sink capability, helping to maintain signal integrity over longer distances and reducing reflections.
Level Shifting Between 3.3V and 5V Systems
With a wide supply range of 1.65V to 5.5V, this device can be powered from a 3.3V rail while accepting 5V inputs, or vice versa, making it a simple solution for interfacing between different logic levels.
Driving High-Capacitive Loads
The high drive current of 32mA makes it suitable for driving capacitive loads like multiple gate inputs or small LEDs, ensuring fast switching times and reliable operation.
Clock Distribution and Fan-Out
In clock distribution networks, this buffer can be used to fan out a clock signal to multiple destinations without significant loading of the source, ensuring clean and synchronized clock edges.
General-Purpose Logic Isolation
In mixed-voltage systems, the buffer can provide simple isolation between different power domains, protecting sensitive logic from overvoltage conditions and ensuring safe power sequencing.
- Q: What logic family does the ET74LVC1G125 belong to?
- A: It belongs to the 74LVC low-voltage CMOS logic family.
- Q: What is the function of this IC?
- A: It is a single non-inverting buffer with a 3-State output.
- Q: How many channels does it have?
- A: It has 1 channel.
- Q: What is the output type?
- A: The output is 3-State, allowing for high-impedance disconnection.
- Q: What is the operating voltage range?
- A: It operates from 1.65V to 5.5V.
- Q: What packages are available?
- A: It is available in 5-TSSOP, SC-70-5, and SOT-353 packages.
ET74LVC1G125.pdf
- Q: What logic family does the ET74LVC1G125 belong to?
- A: It belongs to the 74LVC low-voltage CMOS logic family.
- Q: What is the function of this IC?
- A: It is a single non-inverting buffer with a 3-State output.
- Q: How many channels does it have?
- A: It has 1 channel.
- Q: What is the output type?
- A: The output is 3-State, allowing for high-impedance disconnection.
- Q: What is the operating voltage range?
- A: It operates from 1.65V to 5.5V.
- Q: What packages are available?
- A: It is available in 5-TSSOP, SC-70-5, and SOT-353 packages.