Overview
The SN7400N is a quadruple 2-input positive-NAND gate integrated circuit produced by Texas Instruments. This device is part of the TTL (Transistor-Transistor Logic) family and is widely used in digital logic circuits. It features four independent NAND gates, each performing the Boolean function Y = A . B or Y = A + B in positive logic. The SN7400N is available in various package options, including PDIP (N), which is a 14-pin plastic dual in-line package.
Key Specifications
| Specification | Value |
|---|---|
| Package | PDIP-14 |
| Number of Functions | 4 |
| Number of Inputs | 2 |
| Number of Terminals | 14 |
| Operating Temperature Range (°C) | 0 to 70 |
| Supply Voltage (V) | 4.75 to 5.25 |
| Propagation Delay (tpd) at 5V | 22 ns |
| Load Capacitance (CL) | 15 pF |
| Max I(ol) | 0.016 A |
| Power Supply Current-Max (ICC) | 22 mA |
| Moisture Sensitivity Level | 1 |
| ROHS Compliance | Yes |
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.
- Inputs can accept 3.3-V or 2.5-V logic inputs.
- Available in various package options including PDIP, SOIC, and ceramic packages.
- Operating temperature range from 0°C to 70°C.
- Low propagation delay of 22 ns at 5V.
Applications
The SN7400N is versatile and can be used in a variety of digital logic circuits, including but not limited to:
- Digital logic gates and circuits.
- Microprocessor and microcontroller systems.
- Communication and networking equipment.
- Industrial control systems.
- Automotive electronics.
Q & A
- What is the SN7400N?
The SN7400N is a quadruple 2-input positive-NAND gate integrated circuit produced by Texas Instruments. - What package options are available for the SN7400N?
The SN7400N is available in several package options, including PDIP (N), SOIC, and various ceramic packages. - What is the operating temperature range of the SN7400N?
The operating temperature range is from 0°C to 70°C. - What is the propagation delay of the SN7400N at 5V?
The propagation delay is 22 ns at 5V. - Is the SN7400N ROHS compliant?
Yes, the SN7400N is ROHS compliant. - How many independent NAND gates does the SN7400N contain?
The SN7400N contains four independent 2-input NAND gates. - What is the maximum power supply current (ICC) of the SN7400N?
The maximum power supply current (ICC) is 22 mA. - Can the SN7400N accept 3.3-V or 2.5-V logic inputs?
Yes, the SN7400N can accept 3.3-V or 2.5-V logic inputs. - What is the load capacitance (CL) of the SN7400N?
The load capacitance (CL) is 15 pF. - What is the maximum output current (Iol) of the SN7400N?
The maximum output current (Iol) is 0.016 A.
