Overview
The SN7400DR is a quad 2-input positive NAND gate IC manufactured by Texas Instruments. It belongs to the 7400 series of logic gates and is widely used in digital logic circuits. This component is designed for surface-mount applications and comes in a 14-SOIC package. Its primary function is to perform logical NAND operations, making it a fundamental building block in various digital systems. The SN7400DR is suitable for industrial, consumer electronics, and automotive applications due to its reliable performance and ease of integration.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | NAND Gate | - | Quad 2-input |
| Number of Circuits | 4 | - | - |
| Inputs per Circuit | 2 | - | - |
| Supply Voltage | 4.75 ~ 5.25 | V | - |
| Output Current (High, Low) | 400µA, 16mA | - | - |
| Logic Level (Low) | 0.8 | V | - |
| Logic Level (High) | 2 | V | - |
| Propagation Delay | 22 | ns | @ 5V, 15pF |
| Operating Temperature | 0 ~ 70 | °C | - |
| Package | 14-SOIC | - | 3.90mm wide |
Key Features
- Quad 2-input NAND gate functionality for versatile logic operations.
- Low power consumption with a supply voltage range of 4.75V to 5.25V.
- High-speed operation with a maximum propagation delay of 22ns.
- Surface-mount design for compact and efficient PCB integration.
- Wide operating temperature range (0°C to 70°C) for robust performance in various environments.
Applications
The SN7400DR is commonly used in digital systems for logical operations, including signal processing, data routing, and control logic. It is ideal for applications such as industrial automation, where reliability and efficiency are critical. In consumer electronics, it is used in devices like calculators, digital clocks, and remote controls. Additionally, its automotive-grade performance makes it suitable for vehicle control systems and infotainment units.
Q & A
1. What is the logic type of SN7400DR?
The SN7400DR is a quad 2-input positive NAND gate.
2. What is the supply voltage range for SN7400DR?
The supply voltage range is 4.75V to 5.25V.
3. What is the maximum propagation delay of SN7400DR?
The maximum propagation delay is 22ns at 5V with a 15pF load.
4. What is the operating temperature range for SN7400DR?
The operating temperature range is 0°C to 70°C.
5. What package does SN7400DR come in?
It comes in a 14-SOIC package.
6. How many circuits are there in SN7400DR?
There are 4 circuits in the SN7400DR.
7. What are the output current specifications for SN7400DR?
The output current is 400µA (high) and 16mA (low).
8. Is SN7400DR suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust performance.
9. What is the logic level for low and high states?
The logic level for low is 0.8V, and for high, it is 2V.
10. Can SN7400DR be used in industrial automation?
Yes, it is commonly used in industrial automation for logical operations and control systems.
