Overview
The SN74HC14PWT is a hex Schmitt-trigger inverter integrated circuit produced by Texas Instruments. This device is part of the 74HC series, known for its high-speed CMOS logic. It contains six independent inverters, each performing the Boolean function Y = A in positive logic. The SN74HC14PWT is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package) and is designed to operate over a wide voltage range of 2 V to 6 V, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | TSSOP (14 pins) |
| Operating Voltage Range | 2 V to 6 V |
| Operating Temperature Range | –40°C to 85°C |
| Propagation Delay | 11 ns (typical at 5 V) |
| Output Drive | ±4 mA at 5 V |
| Input Current | 1 μA (maximum) |
| Power Consumption | 20 μA (maximum ICC) |
| Load Drive Capability | Up to 10 LSTTL loads |
| Thermal Resistance (RθJA) | 86 °C/W |
Key Features
- Wide Operating Voltage Range: The device operates from 2 V to 6 V, making it suitable for a variety of systems.
- Schmitt-Trigger Inputs: Allows for noisy or slow inputs without causing oscillation or excessive current draw.
- Low Power Consumption: Maximum ICC of 20 μA, contributing to energy efficiency.
- High Output Drive Capability: Can drive up to 10 LSTTL loads per output.
- Fast Switching Times: Typical propagation delay of 11 ns at 5 V.
- Low Input Current: Maximum input current of 1 μA.
Applications
- Microwave Ovens: Used in control circuits due to its robust and reliable operation.
- Printers and Scanners: Utilized in various control and logic circuits.
- UPS and AC Servo Drives: Suitable for use in power management and motor control systems.
- Other Motor Drives: Used in various industrial and automotive applications requiring reliable logic functions.
Q & A
- What is the operating voltage range of the SN74HC14PWT?
The operating voltage range is from 2 V to 6 V.
- What is the typical propagation delay of the SN74HC14PWT at 5 V?
The typical propagation delay is 11 ns.
- How many independent inverters does the SN74HC14PWT contain?
The device contains six independent inverters.
- What is the maximum output drive capability of the SN74HC14PWT?
The device can drive up to 10 LSTTL loads per output.
- What is the maximum input current of the SN74HC14PWT?
The maximum input current is 1 μA.
- What is the package type of the SN74HC14PWT?
The package type is TSSOP (14 pins).
- What is the operating temperature range of the SN74HC14PWT?
The operating temperature range is from –40°C to 85°C.
- Is the SN74HC14PWT RoHS compliant?
- What is the thermal resistance (RθJA) of the SN74HC14PWT?
The thermal resistance (RθJA) is 86 °C/W.
- What are some common applications of the SN74HC14PWT?
