onsemi MM74HC240WMX
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.41 | $1.41 |
| 15+ | $1.36 | $20.40 |
| 25+ | $1.33 | $33.25 |
| 50+ | $1.26 | $63.00 |
| 100+ | $1.11 | $111.00 |
| N+ | $0.22 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | 74HC |
| Packaging | Factory | Cut Tape (CT) |
| 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 | 7.8mA, 7.8mA |
| Voltage - Supply | 2V ~ 6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SOIC |
| ROHS |  |
The MM74HC240WMX from Fairchild Semiconductor is a dual-channel inverting buffer from the 74HC logic family. It operates from 2V to 6V, providing 7.8mA output current. The 3-State outputs make it suitable for bus-oriented applications where signal inversion is required. The 20-SOIC package is a standard, reliable choice for many PCB designs, making it a practical solution for signal buffering, inversion, and bus isolation in both 3.3V and 5V systems.
- Inverting Function: Combines buffering and inversion in one IC, saving board space.
- 3-State Outputs: Allows for bus sharing and isolation, enhancing system flexibility.
- Wide 2V-6V Supply: Compatible with both 3.3V and 5V logic, simplifying power design.
- Standard SOIC Package: Easy to manufacture and widely available, reducing supply chain risk.
Inverting Bus Buffering
Use this buffer when signal inversion is required in a bus system. The 3-State outputs allow multiple devices to share the bus.
Active-Low Signal Driving
Many control signals are active-low. This buffer can drive such signals while providing the necessary current and isolation.
LED Driving with Inversion
It can drive LEDs directly (with resistors) where an active-low output is needed to turn the LED on, simplifying logic.
Oscillator Buffering
It can buffer and invert clock signals, providing complementary clocks for dual-edge triggered systems.
Industrial Control Logic
In industrial controls, it can invert and buffer sensor signals, ensuring clean logic levels for the controller.
Mixed 3.3V/5V Systems
With a 2V-6V range, it can be used in systems that mix 3.3V and 5V logic, providing a robust interface.
- Q: What is the logic family of the MM74HC240WMX?
- A: It belongs to the 74HC family, which is high-speed CMOS logic.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, used for signal inversion and buffering.
- Q: What is the output type?
- A: It features 3-State outputs, allowing for bus connection and isolation.
- Q: What is the supply voltage range?
- A: It operates from 2V to 6V, making it compatible with 3.3V and 5V systems.
- Q: What is the output current capability?
- A: It can source and sink 7.8mA, suitable for driving standard logic loads.
- Q: What package is available?
- A: It comes in a 20-SOIC (0.295", 7.50mm Width) package.
MM74HC240WMX.pdf
- Q: What is the logic family of the MM74HC240WMX?
- A: It belongs to the 74HC family, which is high-speed CMOS logic.
- Q: What is the function of this IC?
- A: It is an inverting buffer with 2 channels, used for signal inversion and buffering.
- Q: What is the output type?
- A: It features 3-State outputs, allowing for bus connection and isolation.
- Q: What is the supply voltage range?
- A: It operates from 2V to 6V, making it compatible with 3.3V and 5V systems.
- Q: What is the output current capability?
- A: It can source and sink 7.8mA, suitable for driving standard logic loads.
- Q: What package is available?
- A: It comes in a 20-SOIC (0.295", 7.50mm Width) package.
