onsemi 74VHCT240AMTCX
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.40 | $1.40 |
| 15+ | $1.31 | $19.65 |
| 25+ | $1.28 | $32.00 |
| 50+ | $1.21 | $60.50 |
| 100+ | $1.07 | $107.00 |
| N+ | $0.21 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | 74VHCT |
| 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 | 8mA, 8mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP |
| ROHS |
The 74VHCT240AMTCX is a dual-channel inverting buffer from Fairchild Semiconductor, part of the 74VHCT logic family. It operates from 4.5V to 5.5V and features 3-State outputs for bus applications. Each output can source or sink 8mA, providing adequate drive for many digital loads. The 20-TSSOP package is ideal for compact designs. This IC is commonly used for signal inversion, bus buffering, and level shifting in 5V systems.
- Very High-Speed Operation: Reduced propagation delay for time-critical applications.
- TTL-Compatible Inputs: Simplifies interfacing with legacy TTL logic.
- 3-State Outputs: Allows multiple devices to share a common bus.
- Industrial Temperature Range: -40°C to 85°C for harsh environments.
High-Speed Signal Inversion in Data Buses
The 74VHCT240AMTCX provides fast inverting buffering for address and data lines, reducing propagation delays in high-speed digital circuits.
Level Shifting for Mixed-Voltage Systems
With TTL-compatible inputs and 5V CMOS outputs, it bridges 3.3V logic to 5V logic without additional level shifters.
Driving Capacitive Loads in Test Equipment
The 8mA output current can drive capacitive loads in benchtop instruments, maintaining signal edges.
Industrial Control Logic Inversion
In PLCs, this buffer inverts sensor signals for active-low control inputs, simplifying logic design.
Memory Read/Write Buffering
Used to buffer and invert control signals in memory subsystems, ensuring proper timing and drive strength.
Telecom Line Card Interfaces
In networking equipment, it buffers and inverts control signals between line cards and backplanes.
- Q: What is the logic family of the 74VHCT240AMTCX?
- A: It is from the 74VHCT family, a very high-speed CMOS series with TTL-compatible inputs.
- Q: What is the function of this IC?
- A: It is a dual-channel inverting buffer, used to invert and buffer digital signals.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for high-impedance states when disabled.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, suitable for 5V systems.
- Q: What is the package type?
- A: It is available in a 20-TSSOP package with 4.40mm width.
- Q: What is the output current capability?
- A: Each output can source or sink 8mA.
- Q: What is the logic family of the 74VHCT240AMTCX?
- A: It is from the 74VHCT family, a very high-speed CMOS series with TTL-compatible inputs.
- Q: What is the function of this IC?
- A: It is a dual-channel inverting buffer, used to invert and buffer digital signals.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for high-impedance states when disabled.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, suitable for 5V systems.
- Q: What is the package type?
- A: It is available in a 20-TSSOP package with 4.40mm width.
- Q: What is the output current capability?
- A: Each output can source or sink 8mA.

74VHCT240AMTCX.pdf