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| Product attributes | Property Value |
| Manufacturer | Nexperia USA Inc. |
| Product Series | 74HCT |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 3 |
| Number of Bits per Element | 1 |
| Input Type | - |
| Output Type | Open Drain |
| Current - Output High, Low | -, 4mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-XFDFN |
| Supplier Device Package | 8-XSON (2x3) |
The 74HCT3G07GD is a triple non-inverting buffer from Nexperia, part of the 74HCT logic family. It operates at 5V (4.5V to 5.5V) and features open-drain outputs, making it ideal for level shifting and bus applications like I2C. Each output can sink 4mA, suitable for driving LEDs or logic lines. The 8-XFDFN package is compact for space-limited designs. This buffer is commonly used in automotive electronics, industrial controls, and power management systems where open-drain outputs are required.
- Open-Drain Outputs: Enables level shifting and wired-OR logic configurations.
- TTL-Compatible Inputs: Directly interfaces with 5V TTL logic without extra components.
- Wide Temperature Range (-40°C to 125°C): Reliable in harsh automotive environments.
- Triple Channel Design: Saves board space by integrating three buffers in one package.
Level Shifting to Higher Voltages
Open-drain outputs with external pull-ups can shift signals from 5V logic to higher voltages (e.g., 12V) for industrial loads.
I2C Bus Buffering
The open-drain configuration is perfect for I2C communication lines, allowing multiple devices to share the bus.
Driving LEDs and Relays
With a 4mA sink capability, it can directly drive low-current LEDs or relay coils with proper pull-up resistors.
Wired-OR Logic
Multiple open-drain outputs can be connected to create a wired-OR configuration for interrupt lines.
Automotive ECUs
In 5V automotive control units, it buffers sensor signals and actuator control lines with high reliability.
Power Supply Sequencing
Use it to buffer power-good signals in multi-rail systems, ensuring proper startup sequencing.
- Q: What is the logic family of the 74HCT3G07?
- A: It belongs to the 74HCT family, which is TTL-compatible CMOS.
- Q: What is the function of this IC?
- A: It is a triple non-inverting buffer with open-drain outputs.
- Q: How many channels does it have?
- A: It has 3 independent buffer channels.
- Q: What is the output type?
- A: It features open-drain outputs, requiring external pull-up resistors.
- Q: What is the voltage range?
- A: It operates from 4.5V to 5.5V, ideal for 5V systems.
- Q: What is the package?
- A: It comes in an 8-XFDFN package.
74HCT3G07GD,125.pdf
- Q: What is the logic family of the 74HCT3G07?
- A: It belongs to the 74HCT family, which is TTL-compatible CMOS.
- Q: What is the function of this IC?
- A: It is a triple non-inverting buffer with open-drain outputs.
- Q: How many channels does it have?
- A: It has 3 independent buffer channels.
- Q: What is the output type?
- A: It features open-drain outputs, requiring external pull-up resistors.
- Q: What is the voltage range?
- A: It operates from 4.5V to 5.5V, ideal for 5V systems.
- Q: What is the package?
- A: It comes in an 8-XFDFN package.