Overview
The SN74LVC2G17DSF2 is a dual Schmitt-Trigger buffer produced by Texas Instruments. This device is designed for operation over a wide voltage range of 1.65 V to 5.5 V, making it versatile for various applications. It contains two independent buffers that perform the Boolean function Y = A, with the added benefit of Schmitt-Trigger inputs that provide hysteresis. This feature helps in reducing noise and improving signal integrity. The device is available in the NanoFree™ package, a breakthrough in IC packaging that uses the die as the package, enhancing thermal performance and reducing size.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | X2SON (DSF) | - |
| Pins | 6 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 1.65 to 5.5 | V |
| Input Voltage Range | -0.5 to 6.5 | V |
| Continuous Output Current | ±50 | mA |
| Propagation Delay (tpd) at 3.3 V | 5.4 | ns |
| Power Consumption (ICC) at 3.3 V | 10 | μA |
| Output Drive at 3.3 V | ±24 | mA |
| ESD Protection | 2000-V Human-Body Model, 1000-V Charged-Device Model | - |
Key Features
- Schmitt-Trigger inputs provide hysteresis, reducing noise and improving signal integrity.
- Available in the Texas Instruments NanoFree™ Package, enhancing thermal performance and reducing size.
- Supports 5-V VCC operation and inputs accept voltages up to 5.5 V.
- Low power consumption with a maximum ICC of 10 μA.
- Maximum propagation delay of 5.4 ns at 3.3 V.
- ±24-mA output drive at 3.3 V.
- Typical output ground bounce < 0.8 V and output overshoot > 2 V at VCC = 3.3 V, TA = 25°C.
- Supports live insertion, partial-power-down mode operation, and back-drive protection.
- ESD protection exceeds JESD 22 standards (2000-V Human-Body Model, 1000-V Charged-Device Model).
Applications
The SN74LVC2G17DSF2 is suitable for a variety of applications where signal buffering and noise reduction are critical. These include:
- General-purpose buffering in digital circuits.
- Signal conditioning and noise reduction in high-speed digital systems.
- Power button circuits where reliable and noise-immune signal handling is necessary.
- CMOS and TTL compatible systems requiring low power consumption and high drive capability.
Q & A
- What is the operating voltage range of the SN74LVC2G17DSF2?
The operating voltage range is from 1.65 V to 5.5 V.
- What type of inputs does the SN74LVC2G17DSF2 have?
The device has Schmitt-Trigger inputs that provide hysteresis.
- 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 per pin?
The maximum output current per pin is ±50 mA.
- Does the SN74LVC2G17DSF2 support live insertion and partial-power-down mode?
Yes, it supports live insertion, partial-power-down mode operation, and back-drive protection.
- What is the ESD protection level of the SN74LVC2G17DSF2?
The device has ESD protection exceeding JESD 22 standards (2000-V Human-Body Model, 1000-V Charged-Device Model).
- In what package is the SN74LVC2G17DSF2 available?
The device is available in the Texas Instruments NanoFree™ Package (X2SON - DSF) with 6 pins.
- What is the typical power consumption of the SN74LVC2G17DSF2 at 3.3 V?
The typical power consumption is 10 μA.
- Can the inputs of the SN74LVC2G17DSF2 handle voltages above VCC?
Yes, the inputs can handle voltages up to 5.5 V.
- What is the junction-to-ambient thermal resistance of the X2SON (DSF) package?
The junction-to-ambient thermal resistance is 300 °C/W.
