Overview
The SN74LVC1G125DBVT, produced by Texas Instruments, is a single bus buffer gate with a 3-state output. This device is part of the LVC (Low-Voltage CMOS) family and is designed to operate over a wide voltage range from 1.65 V to 5.5 V. It features a single line driver with output enable control, making it suitable for various applications requiring high drive capability and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Operating Range | 1.65 | 5.5 | V | |
| Input Voltage Range | 5.5 | V | ||
| Output Drive Current (IOH/IOL) | -24 | 24 | mA | |
| Propagation Delay (tpd) at 3.3 V | 0.6 | 3.7 | 4.6 | ns |
| Power Consumption (ICC) | 10 | μA | ||
| Operating Temperature Range | -40 | 125 | °C | |
| Package Types | SOT-23, SC70, etc. |
Key Features
- Wide operating voltage range: 1.65 V to 5.5 V
- Inputs accept voltages up to 5.5 V
- High output drive: ±24 mA at 3.3 V
- Low power consumption: 10 μA max ICC
- 3-state output with output enable control
- Ioff feature for partial-power-down applications
- Available in ultra-small packages (e.g., DPW with 0.64 mm² footprint)
Applications
The SN74LVC1G125DBVT is suitable for a variety of applications, including:
- LED drivers: Due to its high output drive capability, it is ideal for driving multiple LEDs.
- High-speed applications: Supports frequencies up to 100 MHz.
- Down voltage translation: Can translate input signals from higher voltage levels to the VCC level.
- General-purpose buffering: Useful in any scenario requiring a buffer with 3-state output control.
Q & A
- What is the operating voltage range of the SN74LVC1G125DBVT?
The SN74LVC1G125DBVT operates from 1.65 V to 5.5 V. - What is the maximum output drive current of this device?
The device can drive up to ±24 mA at 3.3 V. - What is the propagation delay at 3.3 V?
The propagation delay (tpd) at 3.3 V is typically 3.7 ns. - What are the package options available for this device?
The device is available in various packages, including SOT-23, SC70, and others. - What is the Ioff feature in this device?
The Ioff feature allows the device to disable its outputs during partial-power-down applications, preventing backflow currents. - What is the maximum operating temperature range?
The device operates over a temperature range of -40°C to 125°C. - How much power does the device consume?
The device consumes a maximum of 10 μA ICC. - Can the inputs handle voltages higher than VCC?
Yes, the inputs are tolerant up to 5.5 V. - What are some common applications of this device?
Common applications include LED drivers, high-speed applications, and down voltage translation. - How should unused inputs be handled?
Unused inputs must be held at VCC or GND to ensure proper device operation.
