Overview
The SN74AUP2G126YFPR is a low-power dual bus buffer gate with 3-state outputs, manufactured by Texas Instruments. Designed for operation within a voltage range of 0.8V to 3.6V, this component is part of the AUP family, which is optimized for low-power applications, particularly in battery-powered portable devices. Its primary function is to drive bus lines or act as a line driver while maintaining signal integrity and minimizing power consumption. The SN74AUP2G126YFPR is ideal for applications requiring efficient power management and robust signal handling.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (Min) | 0.8 | V | |
| Supply Voltage (Max) | 3.6 | V | |
| Number of Channels | 2 | ||
| Output Current (Max) | 4 | mA | IOL/IOH |
| Static Power Consumption (Max) | 0.9 | μA | ICC |
| Dynamic Power Consumption (Typ) | 4 | pF | Cpd at 3.3V |
| Input Capacitance (Typ) | 1.5 | pF | Ci |
| Propagation Delay (Max) | 4.6 | ns | tpd at 3.3V |
| Operating Temperature | -40 to 85 | °C | |
| Package | 8-DSBGA | NanoStar™ |
Key Features
- Low static and dynamic power consumption for extended battery life.
- Wide operating voltage range (0.8V to 3.6V).
- 3.6V I/O tolerance for mixed-mode signal operation.
- Input-disable feature allows floating inputs.
- Partial-power-down mode supported via Ioff circuitry.
- Excellent signal integrity with low noise and overshoot/undershoot.
- Optimized for 3.3V operation.
Applications
The SN74AUP2G126YFPR is widely used in low-power applications, including portable electronics, IoT devices, and battery-powered systems. It is particularly suitable for point-to-point communication, bus driving, and signal buffering in industrial automation, consumer electronics, and automotive electronics. Its ability to operate efficiently at low voltages makes it a preferred choice for energy-sensitive designs.
Q & A
1. What is the operating voltage range of the SN74AUP2G126YFPR?
The operating voltage range is 0.8V to 3.6V.
2. What is the purpose of the 3-state outputs?
The 3-state outputs allow the device to enter a high-impedance state, enabling multiple devices to share a common bus line without interference.
3. How does the input-disable feature work?
The input-disable feature allows the inputs to float, preventing unintended signal interference when the device is not actively driving the outputs.
4. What is the typical dynamic power consumption?
The typical dynamic power consumption is 4pF at 3.3V.
5. Is the SN74AUP2G126YFPR suitable for battery-powered devices?
Yes, its low static and dynamic power consumption makes it ideal for battery-powered applications.
6. What is the maximum propagation delay?
The maximum propagation delay is 4.6ns at 3.3V.
7. Can it operate in partial-power-down mode?
Yes, the Ioff circuitry supports partial-power-down mode, disabling the outputs to prevent current backflow.
8. What is the package type of this component?
It is available in an 8-DSBGA (NanoStar™) package.
9. What is the maximum output current?
The maximum output current is 4mA.
10. Is the SN74AUP2G126YFPR compatible with 3.6V systems?
Yes, it is 3.6V I/O tolerant, making it compatible with mixed-mode signal systems.
