Overview
The SN74LVC1G17DCKRE4 is a single Schmitt-trigger buffer produced by Texas Instruments. This device is designed to operate over a wide voltage range of 1.65 V to 5.5 V, making it versatile for various applications. It performs the Boolean function Y = A and is known for its high output drive and low static power dissipation. The device is available in several ultra-small package options, including the DPW package with a 0.64-mm² footprint and a 0.5-mm pitch, which is particularly beneficial for saving board space in compact designs.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC Supply Voltage Range | -0.5 | 6.5 | V |
| VI Input Voltage Range | -0.5 | 6.5 | V |
| VO Output Voltage Range (High-Impedance or Power-Off State) | -0.5 | 6.5 | V |
| VO Output Voltage Range (High or Low State) | -0.5 | VCC + 0.5 | V |
| IOH High-Level Output Current (VCC = 3.3 V) | -16 | -24 | mA |
| IOL Low-Level Output Current (VCC = 3.3 V) | 16 | 24 | mA |
| TA Operating Free-Air Temperature | -40 | 125 | °C |
| tpd Propagation Delay (VCC = 3.3 V, CL = 15 pF) | 1.5 | 4.6 | ns |
Key Features
- Available in ultra-small packages, including the DPW package with a 0.64-mm² footprint and a 0.5-mm pitch.
- Supports 5-V VCC operation and inputs accepting voltages up to 5.5 V.
- Low power consumption with a maximum ICC of 10 µA.
- High output drive capability with ±24-mA output drive at 3.3 V.
- 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).
Applications
The SN74LVC1G17DCKRE4 is suitable for a variety of applications where a compact, low-power buffer with Schmitt-trigger functionality is required. These include but are not limited to:
- LCD and digital displays
- High-definition TV (HDTV)
- Tablet and enterprise devices
- Video analytics servers
- Wireless peripherals such as headsets, keyboards, and mice.
Q & A
- What is the operating voltage range of the SN74LVC1G17DCKRE4? The device operates over a voltage range of 1.65 V to 5.5 V.
- What is the maximum propagation delay at 3.3 V and 15 pF load? The maximum propagation delay is 4.6 ns.
- What are the key package options available for this device? The device is available in packages such as SOT-23, SC70, X2SON, and DPW.
- Does the SN74LVC1G17DCKRE4 support live insertion and partial-power-down mode? Yes, it supports live insertion, partial-power-down mode, and back-drive protection.
- What is the thermal operating range of the device? The device operates over a temperature range of -40°C to 125°C.
- What is the maximum output current of the SN74LVC1G17DCKRE4 at 3.3 V? The maximum output current is ±24 mA at 3.3 V.
- Does the device have ESD protection? Yes, it exceeds JESD 22 standards for ESD protection.
- What is the purpose of the Schmitt trigger in this buffer? The Schmitt trigger provides different input threshold levels for positive-going and negative-going signals, helping to stabilize the output against noise.
- How does the DPW package benefit board design? The DPW package saves significant board space due to its ultra-small footprint of 0.64 mm² and 0.5-mm pitch.
- What are some common applications for this device? Common applications include LCD and digital displays, HDTV, tablets, video analytics servers, and wireless peripherals.
