Overview
The SN74LVC1G126DCKR, manufactured by Texas Instruments, is a single bus buffer gate with 3-state output, designed for 1.65V to 5.5V VCC operation. This device is part of the LVC logic family and is widely used in applications requiring high-speed signal buffering and line driving. Its compact SC-70-5 package makes it suitable for space-constrained designs. The SN74LVC1G126DCKR is particularly advantageous in mixed 3.3V and 5V environments due to its wide operating voltage range and low power consumption. It is ideal for use in consumer electronics, industrial automation, and communication systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 1.65 to 5.5 | V | |
| High-Level Output Current | -32 | mA | |
| Low-Level Output Current | 32 | mA | |
| Quiescent Current | 10 | µA | |
| Propagation Delay Time | 4.5 at 3.3V, 4 at 5V | ns | |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | SC-70-5 | ||
| Logic Type | True | ||
| Output Type | 3-State | ||
| Input Signal Type | Single-Ended |
Key Features
- Wide operating voltage range (1.65V to 5.5V) for compatibility with mixed 3.3V and 5V systems.
- 3-state output controlled by an output enable (OE) input for high impedance state.
- Low power consumption with a maximum quiescent current of 10 µA.
- High-speed operation with a propagation delay of 4.5 ns at 3.3V and 4 ns at 5V.
- Robust design with IOFF circuit to prevent damage from reverse current during power-down.
Applications
The SN74LVC1G126DCKR is widely used in various applications, including:
- Consumer Electronics: Signal buffering in smartphones, tablets, and wearables.
- Industrial Automation: High-speed signal driving in control systems and sensors.
- Communication Systems: Line driving in networking equipment and data transmission systems.
- Automotive Electronics: Signal conditioning in infotainment and control modules.
Q & A
1. What is the operating voltage range of the SN74LVC1G126DCKR?
The operating voltage range is from 1.65V to 5.5V.
2. What is the maximum output current of the SN74LVC1G126DCKR?
The maximum output current is ±32 mA.
3. How is the output state controlled in this device?
The output state is controlled by the output enable (OE) input, which puts the output in a high-impedance state when low.
4. What is the propagation delay of the SN74LVC1G126DCKR?
The propagation delay is 4.5 ns at 3.3V and 4 ns at 5V.
5. What is the quiescent current of this device?
The quiescent current is 10 µA.
6. What is the operating temperature range of the SN74LVC1G126DCKR?
The operating temperature range is from -40°C to +125°C.
7. What package does the SN74LVC1G126DCKR come in?
It comes in an SC-70-5 package.
8. Is the SN74LVC1G126DCKR suitable for mixed 3.3V and 5V systems?
Yes, its wide operating voltage range makes it suitable for mixed voltage environments.
9. What is the logic type of the SN74LVC1G126DCKR?
It is a true logic type device.
10. What is the input signal type of the SN74LVC1G126DCKR?
The input signal type is single-ended.
