Overview
The SN74LVC2G17DCK3 is a dual 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 features two independent buffers that perform the Boolean function Y = A, with the added benefit of Schmitt-Trigger inputs which provide hysteresis, helping to stabilize the input signals against noise.
The device is available in several package options, including SOT-23, SC70, SON, and DSBGA, catering to different design requirements. The SN74LVC2G17DCK3 is part of the LVC (Low-Voltage CMOS) family, known for its low power consumption and high performance.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage Range | –0.5 | 6.5 | V | |
| Input Voltage Range (VI) | –0.5 | 6.5 | V | |
| Output Voltage Range (VO) | –0.5 | VCC + 0.5 | V | |
| Operating Free-Air Temperature (TA) | –40 | 125 | °C | |
| Propagation Delay Time (tpd) at VCC = 3.3 V | 2.2 | 5.4 | ns | |
| High-Level Output Current (IOH) at VCC = 3.3 V | –24 | mA | ||
| Low-Level Output Current (IOL) at VCC = 3.3 V | 24 | mA | ||
| Continuous Output Current (IO) | ±50 | mA | ||
| Power Consumption (ICC) at VCC = 3.3 V | 10 | μA |
Key Features
- Schmitt-Trigger inputs provide hysteresis, enhancing noise immunity.
- Operates over a wide voltage range of 1.65 V to 5.5 V.
- Low power consumption with a maximum ICC of 10 μA.
- High output drive capability with ±24 mA at VCC = 3.3 V.
- Supports 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).
- Latch-up performance exceeds 100 mA per JESD 78, Class II.
- Available in various package options including SOT-23, SC70, SON, and DSBGA.
Applications
- AV Receivers
- Audio Docks: Portable
- Blu-ray Players and Home Theater
- MP3 Players/Recorders
- Personal Digital Assistants (PDAs)
- Power: Telecom/Server AC/DC Supply: Single Controller: Analog and Digital
- Solid State Drives (SSDs): Client and Enterprise
- TVs: LCD/Digital and High-Definition (HDTVs)
- Tablets: Enterprise
- Video Analytics: Server
- Wireless Headsets, Keyboards, and Mice
Q & A
- What is the operating voltage range of the SN74LVC2G17DCK3?
The SN74LVC2G17DCK3 operates over a voltage range of 1.65 V to 5.5 V.
- What is the purpose of the Schmitt-Trigger inputs in the SN74LVC2G17DCK3?
The Schmitt-Trigger inputs provide hysteresis, which helps in stabilizing the input signals against noise.
- What are the key package options available for the SN74LVC2G17DCK3?
The device is available in SOT-23, SC70, SON, and DSBGA packages.
- What is the maximum propagation delay time at VCC = 3.3 V?
The maximum propagation delay time at VCC = 3.3 V is 5.4 ns.
- What is the maximum output current per output pin?
The maximum output current per output pin is ±50 mA.
- Does the SN74LVC2G17DCK3 support partial-power-down mode operation?
Yes, the device supports partial-power-down mode operation and back-drive protection.
- What are the ESD protection levels for the SN74LVC2G17DCK3?
The device has ESD protection exceeding JESD 22 standards (2000-V Human-Body Model, 1000-V Charged-Device Model).
- What is the typical power consumption of the SN74LVC2G17DCK3 at VCC = 3.3 V?
The typical power consumption (ICC) is 10 μA at VCC = 3.3 V.
- Can the SN74LVC2G17DCK3 be used in high-temperature environments?
Yes, the device can operate in temperatures ranging from –40°C to 125°C.
- What are some common applications of the SN74LVC2G17DCK3?
Common applications include AV receivers, audio docks, Blu-ray players, MP3 players, PDAs, and various other consumer and industrial electronics.
