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| Product attributes | Property Value |
| Manufacturer | Renesas Electronics Corporation |
| Product Series | 74HC |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 2, 4 (Hex) |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 7.8mA, 7.8mA |
| Voltage - Supply | 2V ~ 6V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | - |
| Package / Case | - |
| Supplier Device Package | - |
The 74HC368P-E is a high-speed CMOS inverting buffer from Renesas, featuring two independent channels with 3-State outputs. It operates over a wide supply voltage range of 2V to 6V, making it versatile for various digital applications. Each output can source or sink 7.8mA, providing adequate drive for logic-level signals and small loads. The 3-State outputs enable bus-oriented designs where multiple devices share a common data path. This buffer is ideal for signal inversion, bus interfacing, and level shifting in industrial, automotive, and consumer electronics.
- Wide 2V to 6V Supply Range: Compatible with both 3.3V and 5V logic systems, simplifying mixed-voltage design.
- 3-State Outputs: Allows multiple devices to share a bus safely, preventing data corruption.
- Extended Temperature Range (-40°C to 125°C): Suitable for harsh automotive and industrial environments.
- Inverting Function: Provides signal inversion where needed, reducing external component count.
Bus Line Driving
Use the 74HC368P-E to buffer and invert address or data lines in microprocessor systems. The 3-State outputs allow multiple devices to share the same bus without contention, controlled by an output enable signal.
Signal Inversion and Level Shifting
In mixed-voltage systems, this buffer can accept 3.3V logic inputs and provide inverted 5V outputs (or vice versa) when powered from a 5V supply, simplifying interface design.
Driving LED Indicators
With 7.8mA output capability, the inverting buffer can directly drive LEDs in series with a resistor. The inversion property is useful when active-low indicators are required.
Industrial Control Inputs
In PLCs and industrial controllers, this buffer can condition and invert sensor signals, providing a clean, buffered logic level to the control unit while isolating the sensitive logic from noisy field wiring.
Memory Address Decoding
Use the inverting buffers to generate active-low chip select signals for memory or peripheral devices. The 3-State feature ensures that unused outputs do not interfere with the system bus.
Automotive ECU Signal Conditioning
Given its wide temperature range (-40°C to 125°C), this IC is suitable for buffering and inverting signals in automotive engine control units, such as crank or camshaft position sensor interfaces.
- Q: What is the logic family of the 74HC368P-E?
- A: It belongs to the 74HC (High-Speed CMOS) logic family, offering a good balance of speed and power efficiency.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, meaning it inverts the input signal while providing buffering capability.
- Q: What is the output type?
- A: The outputs are 3-State, allowing them to be disabled (high-impedance) for bus-oriented applications.
- Q: What is the operating voltage range?
- A: It operates from 2V to 6V, making it compatible with a wide range of digital systems, including 3.3V and 5V supplies.
- Q: What is the output current capability?
- A: It can source or sink 7.8mA per output, suitable for driving LEDs and other low-power loads.
- Q: What is the operating temperature range?
- A: It is rated for -40°C to 125°C, suitable for industrial and automotive environments.
74HC368P-E.pdf
- Q: What is the logic family of the 74HC368P-E?
- A: It belongs to the 74HC (High-Speed CMOS) logic family, offering a good balance of speed and power efficiency.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, meaning it inverts the input signal while providing buffering capability.
- Q: What is the output type?
- A: The outputs are 3-State, allowing them to be disabled (high-impedance) for bus-oriented applications.
- Q: What is the operating voltage range?
- A: It operates from 2V to 6V, making it compatible with a wide range of digital systems, including 3.3V and 5V supplies.
- Q: What is the output current capability?
- A: It can source or sink 7.8mA per output, suitable for driving LEDs and other low-power loads.
- Q: What is the operating temperature range?
- A: It is rated for -40°C to 125°C, suitable for industrial and automotive environments.