Overview
The SN74LVC3G17DCUR is a triple Schmitt-trigger buffer designed by Texas Instruments. This device operates within a voltage range of 1.65 V to 5.5 V, making it versatile for various applications. It contains three independent buffers that perform the Boolean function Y = A. The Schmitt-trigger inputs provide different threshold levels for positive-going (VT+) and negative-going (VT–) signals, enhancing noise immunity. The device is packaged in a NanoFree™ package, which is a breakthrough in IC packaging, using the die as the package to minimize size.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | 1.65 | 5.5 | V | |
| Input Voltage (VI) | 0 | 5.5 | V | |
| Output Voltage (VO) | 0 | VCC + 0.5 | V | |
| Propagation Delay (tpd) at 3.3 V | 5.4 | ns | ||
| Low-Level Output Current (IOL) at 3.3 V | 24 | mA | ||
| High-Level Output Current (IOH) at 3.3 V | -24 | mA | ||
| Operating Free-Air Temperature (TA) | -40 | 125 | °C | |
| Maximum ICC (Power Consumption) | 10 | μA |
Key Features
- Supports 5-V VCC operation and accepts input voltages up to 5.5 V.
- Maximum propagation delay of 5.4 ns at 3.3 V.
- Low power consumption with a maximum ICC of 10 μA.
- ±24-mA output drive at 3.3 V.
- Typical output ground bounce (VOLP) < 0.8 V and output VOH undershoot (VOHV) > 2 V at VCC = 3.3 V and TA = 25°C.
- Ioff circuitry supports live insertion, partial-power-down mode, and back drive protection.
- 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.
- Available in the Texas Instruments NanoFree™ package.
Applications
The SN74LVC3G17DCUR is suitable for a wide range of applications where low power consumption, high noise immunity, and versatile voltage operation are required. These include:
- Digital logic circuits in consumer electronics.
- Industrial control systems.
- Automotive electronics.
- Communication devices.
- Any system requiring buffer functions with Schmitt-trigger inputs.
Q & A
- What is the operating voltage range of the SN74LVC3G17DCUR?
The SN74LVC3G17DCUR operates within a voltage range of 1.65 V to 5.5 V. - What is the maximum propagation delay at 3.3 V?
The maximum propagation delay at 3.3 V is 5.4 ns. - What is the maximum output current at 3.3 V?
The maximum output current at 3.3 V is ±24 mA. - Does the SN74LVC3G17DCUR support partial-power-down applications?
Yes, the device is fully specified for partial-power-down applications using Ioff circuitry. - What is the typical power consumption of the SN74LVC3G17DCUR?
The typical power consumption is 10 μA maximum ICC. - What kind of package is the SN74LVC3G17DCUR available in?
The device is available in the Texas Instruments NanoFree™ package. - What are the ESD protection levels for the SN74LVC3G17DCUR?
The device has ESD protection exceeding JESD 22 standards (2000-V Human Body Model, 200-V Machine Model, 1000-V Charged-Device Model). - What is the operating temperature range for the SN74LVC3G17DCUR?
The operating free-air temperature range is -40°C to 125°C. - Does the SN74LVC3G17DCUR have any special input characteristics?
Yes, it has Schmitt-trigger inputs which provide different threshold levels for positive-going and negative-going signals. - What are some common applications for the SN74LVC3G17DCUR?
Common applications include digital logic circuits, industrial control systems, automotive electronics, and communication devices.
