Overview
The SN74LVC1G126DCKRG4, produced by Texas Instruments, is a single bus buffer gate with 3-state output. This device operates within a VCC voltage range of 1.65 to 3.6 volts, making it versatile for various applications. It features a single-line driver with output enable control, performing the Boolean function Y = A. The device is designed for high-speed data acquisition and generation, and it supports partial-power-down applications using the Ioff feature, which prevents damaging current backflow when the device is powered down.
Key Specifications
| Parameter | Unit | Min | Max |
|---|---|---|---|
| VCC Supply Voltage Range | V | 1.65 | 3.6 |
| Input Voltage Range | V | -0.5 | 6.5 |
| Output Voltage Range (High-Impedance or Power-Off State) | V | -0.5 | 6.5 |
| Propagation Delay Time (A to Y) at VCC = 3.3 V | ns | 0.6 | 3.7 |
| Output Drive Current at VCC = 3.3 V | mA | ±24 | |
| Continuous Output Current | mA | ±50 | |
| Storage Temperature Range | °C | -65 | 150 |
Key Features
- Operates over a wide VCC range of 1.65 to 3.6 volts, allowing down voltage translation (e.g., 5 V to 3.3 V or 3.3 V to 1.8 V).
- Inputs are 5.5-V tolerant, allowing them to accept voltages up to 5.5 V even when VCC is 0 V.
- Ioff feature supports partial-power-down applications, reducing leakage current when VCC is 0 V.
- High output drive capability, producing up to 24 mA of drive current at 3.3 V.
- Low power consumption, with a maximum ICC of 10 μA.
- ESD protection exceeds JESD 22 standards (2000-V Human-Body Model, 200-V Machine Model, 1000-V Charged-Device Model).
- Latch-up performance exceeds 100 mA per JESD 78, Class II.
Applications
- Cable Modem Termination Systems
- High-Speed Data Acquisition and Generation
- Military: Radars and Sonars
- Motor Controls: High-Voltage
- Power Line Communication Modems
- SSDs: Internal or External
- Video Broadcasting and Infrastructure: Scalable Platforms
- Video Communication Systems: IP-Based Multi-Format Transcoders
Q & A
- What is the operating voltage range of the SN74LVC1G126DCKRG4? The operating voltage range is from 1.65 to 3.6 volts.
- What is the maximum propagation delay time at VCC = 3.3 V? The maximum propagation delay time is 3.7 ns.
- How much output drive current can the device produce at 3.3 V? The device can produce up to 24 mA of drive current at 3.3 V.
- What is the Ioff feature and its purpose? The Ioff feature supports partial-power-down applications by disabling the outputs and reducing leakage current when VCC is 0 V.
- What are the ESD protection ratings for this device? The device has ESD protection exceeding JESD 22 standards (2000-V Human-Body Model, 200-V Machine Model, 1000-V Charged-Device Model).
- What are some typical applications of the SN74LVC1G126DCKRG4? Typical applications include cable modem termination systems, high-speed data acquisition and generation, military radars and sonars, and video broadcasting infrastructure.
- How should the OE pin be connected to ensure a high-impedance state during power up or power down? The OE pin should be connected to GND via a pull-down resistor to ensure a high-impedance state.
- What is the maximum continuous output current for this device? The maximum continuous output current is ±50 mA.
- What is the storage temperature range for the SN74LVC1G126DCKRG4? The storage temperature range is from -65°C to 150°C.
- Are the inputs of the SN74LVC1G126DCKRG4 tolerant to overvoltage? Yes, the inputs are 5.5-V tolerant, allowing them to accept voltages up to 5.5 V even when VCC is 0 V.
