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| Product attributes | Property Value |
| Manufacturer | Fairchild Semiconductor |
| Product Series | 74LVTH |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 4 |
| Number of Bits per Element | 1 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 32mA, 64mA |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 14-TSSOP |
| ROHS |  |
The 74LVTH125MTCX from Fairchild Semiconductor is a quad non-inverting buffer in the 74LVTH BiCMOS family. It features 4 channels with 3-State outputs, capable of sinking 64mA and sourcing 32mA. Operating from 2.7V to 3.6V, it is designed for high-drive 3.3V applications. The 14-TSSOP package is compact and efficient. This buffer excels in bus interfacing, backplane driving, and industrial control applications where high output current is required.
- High Output Current (64mA Sink / 32mA Source): Drives heavy loads and long traces with ease.
- 3-State Outputs: Facilitates bus sharing and prevents data conflicts.
- TTL-Compatible Inputs: Simplifies interfacing with 5V TTL logic.
- Wide Temperature Range (-40°C to 85°C): Suitable for industrial environments.
High-Drive Bus Line Driver
With 64mA sink capability, the 74LVTH125MTCX is perfect for driving heavily loaded buses in backplane or memory systems. It ensures strong signal levels even with many connected devices.
Backplane Interfacing
In rack-mounted systems, use this buffer to drive signals across a backplane. The high output current overcomes the capacitance of long traces and multiple connectors, maintaining signal integrity.
Memory Address/Data Buffering
Buffer address and data lines between a CPU and multiple memory banks. The 3-State outputs allow the buffer to be disabled during memory access, preventing bus contention.
Level Shifting with High Drive
Interface between 3.3V and 2.7V logic while providing high output current. This is useful when driving loads that require more current than standard logic can provide.
Industrial Control Outputs
Drive industrial actuators or relays that require higher current. The 64mA sink capability can directly drive small relays or optocouplers, reducing the need for external driver transistors.
Telecom Line Cards
In telecom equipment, buffer control and data signals between line cards and the main switch. The high drive ensures reliable operation over long PCB traces.
- Q: What logic family is the 74LVTH125MTCX?
- A: It belongs to the 74LVTH (Low-Voltage BiCMOS with TTL-compatible inputs) family.
- Q: What is the function of this IC?
- A: It is a non-inverting buffer with 4 channels, designed for high-drive bus applications.
- Q: What is the output type?
- A: The outputs are 3-State, enabling connection to shared buses with multiple drivers.
- Q: What is the voltage range?
- A: It operates from 2.7V to 3.6V, suitable for 3.3V logic systems.
- Q: What is the output current?
- A: It can sink 64mA and source 32mA, providing strong drive for heavy loads.
- Q: What is the package?
- A: It comes in a 14-TSSOP package with a 4.40mm width.
74LVTH125MTCX.pdf
- Q: What logic family is the 74LVTH125MTCX?
- A: It belongs to the 74LVTH (Low-Voltage BiCMOS with TTL-compatible inputs) family.
- Q: What is the function of this IC?
- A: It is a non-inverting buffer with 4 channels, designed for high-drive bus applications.
- Q: What is the output type?
- A: The outputs are 3-State, enabling connection to shared buses with multiple drivers.
- Q: What is the voltage range?
- A: It operates from 2.7V to 3.6V, suitable for 3.3V logic systems.
- Q: What is the output current?
- A: It can sink 64mA and source 32mA, providing strong drive for heavy loads.
- Q: What is the package?
- A: It comes in a 14-TSSOP package with a 4.40mm width.