Overview
The SN74AHCT1G126-Q1, produced by Texas Instruments, is a single bus buffer gate/line driver with a 3-state output. This component is designed for automotive applications and operates within a voltage range of 3 V to 5.5 V. It features low power consumption, high output drive capability, and TTL-voltage compatible inputs. The device is available in SOT-23 (DBV) and SC70 (DCK) packages, making it versatile for various design needs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage Range | -0.5 | 7 | V | |
| VI Input Voltage Range | -0.5 | 7 | V | |
| VO Output Voltage Range | -0.5 | VCC + 0.5 | V | |
| ICC Power Consumption | 10 | µA | ||
| IOH High-Level Output Current | -8 | mA | ||
| IOL Low-Level Output Current | 8 | mA | ||
| TA Operating Free-Air Temperature | -40 | 125 | °C | |
| tPLH Propagation Delay Time (A to Y) | 3.8 | 5.5 | 8.5 | ns (at VCC = 5 V) |
| tPHL Propagation Delay Time (A to Y) | 3.8 | 5.5 | 8.5 | ns (at VCC = 5 V) |
Key Features
- Qualified for automotive applications
- Operating range of 3 V to 5.5 V
- Maximum propagation delay time of 6 ns at 5 V
- Low power consumption, 10-µA max ICC
- ±8-mA output drive at 5 V
- Inputs are TTL-voltage compatible
- 3-state output with output-enable (OE) input
- Available in SOT-23 (DBV) and SC70 (DCK) packages
Applications
- Enable or disable a digital signal
- Controlling an indicator LED
- Translation between communication modules and system controllers
Q & A
- What is the operating voltage range of the SN74AHCT1G126-Q1?
The operating voltage range is from 3 V to 5.5 V.
- What is the maximum propagation delay time at 5 V?
The maximum propagation delay time at 5 V is 8.5 ns.
- What is the power consumption of the SN74AHCT1G126-Q1?
The maximum power consumption is 10 µA.
- What is the output drive capability of the SN74AHCT1G126-Q1?
The output drive capability is ±8 mA at 5 V.
- Are the inputs TTL-voltage compatible?
- What packages is the SN74AHCT1G126-Q1 available in?
- What is the purpose of the output-enable (OE) input?
The output-enable (OE) input is used to enable or disable the output.
- What is the recommended capacitive load for the output?
The recommended capacitive load is less than or equal to 50 pF.
- How should unused inputs be handled?
Unused inputs must be terminated to either VCC or ground.
- What is the operating temperature range of the SN74AHCT1G126-Q1?
The operating temperature range is from -40°C to 125°C.
