Overview
The SN74LS00DBR is a quadruple 2-input positive-NAND gate integrated circuit produced by Texas Instruments. This device is part of the 74LS series, known for its low power consumption and high noise immunity. It is packaged in a 14-pin Shrink Small-Outline (DB) package, making it suitable for a variety of applications where space is a concern.
The SN74LS00DBR performs the Boolean function Y = A . B or Y = A + B in positive logic, with each gate operating independently. This device is widely used in digital logic circuits due to its reliability and versatility.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SSOP (DB) | - |
| Pins | 14 | - |
| Operating Temperature Range | 0 to 70 | °C |
| Supply Voltage (VCC) | 4.75 to 5.25 | V |
| High-Level Input Voltage (VIH) | 2 | V |
| Low-Level Input Voltage (VIL) | 0.8 | V |
| High-Level Output Current (IOH) | -0.4 | mA |
| Low-Level Output Current (IOL) | 8 | mA |
| Junction Temperature (TJ) | 150 | °C |
| Storage Temperature (Tstg) | -65 to 150 | °C |
Key Features
- Four independent 2-input NAND gates in a single package.
- Inputs are TTL compliant with VIH = 2 V and VIL = 0.8 V.
- Can accept 3.3-V or 2.5-V logic inputs.
- Available in various package options including Plastic Small-Outline (D, NS, PS), Shrink Small-Outline (DB), Ceramic Flat (W), Ceramic Chip Carriers (FK), Standard Plastic (N), and Ceramic (J).
- SN5400, SN54LS00, and SN54S00 are characterized for operation over the full military temperature range of –55°C to 125°C.
Applications
- AV Receivers
- Portable Audio Docks
- Blu-Ray Players
- Home Theater Systems
- MP3 Players or Recorders
- Personal Digital Assistants (PDAs)
- Error indicators in various digital systems.
Q & A
- What is the function of the SN74LS00DBR?
The SN74LS00DBR performs the Boolean function Y = A . B or Y = A + B in positive logic, acting as a quadruple 2-input NAND gate.
- What is the operating temperature range of the SN74LS00DBR?
The operating temperature range is from 0°C to 70°C.
- What are the input voltage levels for the SN74LS00DBR?
The high-level input voltage (VIH) is 2 V, and the low-level input voltage (VIL) is 0.8 V.
- Can the SN74LS00DBR accept 3.3-V or 2.5-V logic inputs?
- What are the available package options for the SN74LS00?
The device is available in various packages including Plastic Small-Outline (D, NS, PS), Shrink Small-Outline (DB), Ceramic Flat (W), Ceramic Chip Carriers (FK), Standard Plastic (N), and Ceramic (J).
- What is the typical application of the SN74LS00DBR?
A typical application is as an error indicator in digital systems, where it can indicate system errors based on input conditions.
- What is the supply voltage range for the SN74LS00DBR?
The supply voltage (VCC) range is from 4.75 V to 5.25 V.
- What is the junction temperature limit for the SN74LS00DBR?
The junction temperature (TJ) limit is 150°C.
- Is the SN74LS00DBR suitable for military temperature ranges?
No, the SN74LS00DBR is not rated for the full military temperature range. However, other variants like SN5400, SN54LS00, and SN54S00 are characterized for operation over the full military temperature range of –55°C to 125°C.
- What are the thermal resistance values for the SN74LS00DBR?
The junction-to-ambient thermal resistance (RθJA) for the SSOP (DB) package is approximately 102.8 °C/W, and the junction-to-case (top) thermal resistance (RθJC) is approximately 53.3 °C/W.
