Overview
The SN7404NG4 is a hex inverter integrated circuit produced by Texas Instruments. This device contains six independent inverters, each capable of inverting the input signal. It is part of the 7400 series of TTL (Transistor-Transistor Logic) integrated circuits and is widely used in digital logic circuits for signal inversion and other logical operations.
Key Specifications
| Parameter | Unit | Min | Nom | Max |
|---|---|---|---|---|
| VCC (Supply Voltage) | V | 4.75 | 5 | 5.25 |
| VIH (High-level Input Voltage) | V | 2 | 2 | |
| VIL (Low-level Input Voltage) | V | 0.8 | 0.8 | |
| IOH (High-level Output Current) | mA | -0.4 | -0.4 | |
| IOL (Low-level Output Current) | mA | 16 | 16 | |
| TA (Operating Free-air Temperature) | °C | 0 | 70 | |
| tPLH (Propagation Delay Time, Low to High) | ns | 8 | 15 | 22 |
| tPHL (Propagation Delay Time, High to Low) | ns | 8 | 15 | 22 |
Key Features
- Six independent inverters in a single package.
- Compatible with TTL logic levels.
- Available in various package types, including PDIP, SOIC, and SOP.
- Operating temperature range from 0°C to 70°C.
- Low power consumption.
- High-level output current of up to 16 mA and low-level output current of up to 16 mA.
- Propagation delay times of around 8-22 ns.
Applications
- Digital logic circuits requiring signal inversion.
- Buffering and driving TTL loads.
- Level shifting and voltage translation.
- General-purpose digital logic operations in various electronic systems.
- Embedded systems, microcontrollers, and other digital devices.
Q & A
- What is the SN7404NG4?
The SN7404NG4 is a hex inverter integrated circuit produced by Texas Instruments, containing six independent inverters.
- What are the typical operating conditions for the SN7404NG4?
The device operates with a supply voltage (VCC) of 4.75 to 5.25 volts and an operating temperature range of 0°C to 70°C.
- What are the input and output voltage levels for the SN7404NG4?
The high-level input voltage (VIH) is 2 volts, and the low-level input voltage (VIL) is 0.8 volts. The high-level output voltage (VOH) is typically 2.4 to 3.4 volts, and the low-level output voltage (VOL) is typically 0.2 to 0.4 volts.
- What is the propagation delay time for the SN7404NG4?
The propagation delay times are around 8-22 ns for both low-to-high and high-to-low transitions.
- What are the available package types for the SN7404NG4?
The device is available in PDIP (Plastic Dual In-Line Package), SOIC (Small Outline Integrated Circuit), and SOP (Small Outline Package) among others.
- How many inverters does the SN7404NG4 contain?
The SN7404NG4 contains six independent inverters.
- What is the maximum output current for the SN7404NG4?
The high-level output current (IOH) is up to -0.4 mA, and the low-level output current (IOL) is up to 16 mA.
- Is the SN7404NG4 RoHS compliant?
- What are common applications for the SN7404NG4?
- How should unused inputs be handled on the SN7404NG4?
All unused inputs must be held at VCC or GND to ensure proper device operation.
