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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | 74VHC |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 8mA, 8mA |
| Voltage - Supply | 2V ~ 5.5V |
| 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-SOIC |
| ROHS |  |
The MC74VHC240M from onsemi is a dual-channel inverting buffer designed for high-speed, low-power applications. It operates over a wide supply voltage range of 2V to 5.5V, making it versatile for both 3.3V and 5V systems. The device features 3-State outputs, allowing for bus interfacing and signal isolation. Each channel can source and sink 8mA, suitable for driving standard logic loads. Housed in a 20-SOIC package, it is ideal for space-conscious designs. Common applications include level shifting, memory buffering, and industrial sensor interfacing.
- Wide 2V to 5.5V Supply Range: Compatible with both 3.3V and 5V systems, simplifying mixed-voltage design.
- Low-Power 74VHC Technology: Reduces power consumption in battery-operated devices.
- 3-State Outputs: Enables bus sharing and prevents data contention in multi-device systems.
- Dual Channels: Provides two independent buffers in a single package, saving board space.
Mixed-Voltage Level Shifting
The MC74VHC240M can interface between 3.3V and 5V logic families. Its wide 2V to 5.5V supply range allows it to operate at either voltage, translating signals between different logic levels.
Bus-Oriented Systems
With 3-State outputs and dual channels, this buffer is ideal for driving data and address buses in microprocessor systems. The outputs can be disabled to release the bus for other devices.
Signal Buffering in Portable Devices
In battery-powered equipment, the low-power 74VHC technology ensures minimal current consumption. It can buffer signals from sensors or keypads to the main controller.
Memory Address Drivers
Use this IC to buffer address lines to multiple memory chips. The 8mA drive current is sufficient for typical memory loads, and the 3-State feature aids in memory bank selection.
Industrial Sensor Interfacing
In industrial controls, this buffer can condition and invert signals from sensors. Its operating temperature range of -40°C to 85°C makes it reliable in factory environments.
Test Equipment Signal Routing
The 3-State outputs allow for efficient signal routing in test setups, enabling multiple signals to be multiplexed onto a single measurement point.
- Q: What is the logic family of the MC74VHC240M?
- A: It belongs to the 74VHC (Very High-Speed CMOS) family, offering a balance of speed and low power.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, providing signal inversion and buffering.
- Q: What type of output does it have?
- A: It features 3-State outputs, enabling connection to shared data buses.
- Q: What is the operating voltage range?
- A: The supply voltage range is 2V to 5.5V, making it compatible with 3.3V and 5V systems.
- Q: What is the output current capability?
- A: It can source and sink 8mA, suitable for driving standard logic loads.
- Q: What package is available?
- A: It is available in a 20-SOIC (0.209", 5.30mm Width) package.
MC74VHC240M.pdf
- Q: What is the logic family of the MC74VHC240M?
- A: It belongs to the 74VHC (Very High-Speed CMOS) family, offering a balance of speed and low power.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, providing signal inversion and buffering.
- Q: What type of output does it have?
- A: It features 3-State outputs, enabling connection to shared data buses.
- Q: What is the operating voltage range?
- A: The supply voltage range is 2V to 5.5V, making it compatible with 3.3V and 5V systems.
- Q: What is the output current capability?
- A: It can source and sink 8mA, suitable for driving standard logic loads.
- Q: What package is available?
- A: It is available in a 20-SOIC (0.209", 5.30mm Width) package.