Overview
The SN74LVC1G02DBVT is a single 2-input positive-NOR gate produced by Texas Instruments. This device is part of the LVC (Low-Voltage CMOS) family and is designed to operate over a wide voltage range from 1.65 V to 5.5 V. It is particularly useful for applications requiring high output drive and low power consumption. The SN74LVC1G02DBVT is available in the ultra-small SOT-23 (DBV) package, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC Supply Voltage | 1.65 | 5.5 | V |
| Input Voltage Range | -0.5 | 6.5 | V |
| Output Voltage Range | -0.5 | VCC + 0.5 | V |
| High-Level Input Voltage (VIH) | 0.7 * VCC | VCC | V |
| Low-Level Input Voltage (VIL) | 0.3 * VCC | 0.7 * VCC | V |
| High-Level Output Current (IOH) | -24 | -32 | mA |
| Low-Level Output Current (IOL) | 16 | 32 | mA |
| Propagation Delay Time (tpd) | 1.0 | 9.0 | ns |
| Operating Free-Air Temperature | -40 | 125 | °C |
Key Features
- Wide operating voltage range: 1.65 V to 5.5 V
- Supports 5-V VCC operation
- Inputs accept voltages up to 5.5 V
- High output drive: up to ±24 mA at 3.3 V
- Low power consumption: maximum ICC of 10 μA
- Ioff feature supports live insertion, partial-power-down mode, and back-drive protection
- ESD protection exceeds JESD 22 standards (2000-V HBM, 200-V MM, 1000-V CDM)
- Ultra-small SOT-23 (DBV) package with a body size of 2.9 mm × 1.6 mm
Applications
- AV Receivers
- Portable Audio Docks
- Blu-ray Players and Home Theater Systems
- Embedded PCs
- MP3 Players/Recorders
- Personal Digital Assistants (PDAs)
- Telecom/Server AC/DC Power Supplies
- Solid State Drives (SSDs): Client and Enterprise
- TVs: LCD/Digital and High-Definition (HDTV)
- Tablets: Enterprise
- Video Analytics Servers
- Wireless Headsets, Keyboards, and Mice
Q & A
- What is the operating voltage range of the SN74LVC1G02DBVT?
The SN74LVC1G02DBVT operates over a voltage range from 1.65 V to 5.5 V.
- What is the maximum output current of the SN74LVC1G02DBVT?
The device can drive up to ±24 mA at 3.3 V.
- What are the ESD protection levels of the SN74LVC1G02DBVT?
The device exceeds JESD 22 standards with 2000-V HBM, 200-V MM, and 1000-V CDM protection.
- What is the Ioff feature in the SN74LVC1G02DBVT?
The Ioff feature allows the device to support live insertion, partial-power-down mode, and back-drive protection.
- What is the package type and size of the SN74LVC1G02DBVT?
The device is available in the ultra-small SOT-23 (DBV) package with a body size of 2.9 mm × 1.6 mm.
- What are some common applications of the SN74LVC1G02DBVT?
Common applications include AV receivers, portable audio docks, Blu-ray players, embedded PCs, and more.
- How does the SN74LVC1G02DBVT handle input voltages above VCC?
The inputs are tolerant of voltages up to 5.5 V, allowing for down voltage translation.
- What is the propagation delay time of the SN74LVC1G02DBVT?
The propagation delay time (tpd) ranges from 1.0 ns to 9.0 ns depending on the VCC voltage.
- What are the recommended operating conditions for the SN74LVC1G02DBVT?
The device should operate within the specified voltage and temperature ranges, with proper bypass capacitors for power stability.
- How should unused inputs be handled on the SN74LVC1G02DBVT?
Unused inputs must be held at VCC or GND to ensure proper device operation.
- What is the thermal resistance of the SN74LVC1G02DBVT in the SOT-23 package?
The junction-to-ambient thermal resistance (RθJA) is approximately 229 °C/W for the SOT-23 package.
