Overview
The SN74HC14NSRE4, produced by Texas Instruments, is a hex Schmitt-trigger inverter integrated circuit. This device contains six independent inverters, each performing the Boolean function Y = A in positive logic. The SN74HC14 is part of the HC (High-Speed CMOS) logic family, known for its wide operating voltage range, low power consumption, and high noise immunity.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | 2 | 5 | 6 | V |
| Operating Temperature Range | -40 | 85 | °C | |
| Propagation Delay (tpd) | 11 | 22 | ns | |
| Output Drive Current | ±4 | mA | ||
| Input Leakage Current | 1 | μA | ||
| Power Consumption (ICC) | 20 | μA | ||
| Package Type | SO (Small Outline) | |||
| Pins | 14 |
Key Features
- Wide Operating Voltage Range of 2 V to 6 V
- Outputs Can Drive Up to 10 LSTTL Loads
- Low Power Consumption, 20-μA Max ICC
- Typical Propagation Delay of 11 ns
- ±4-mA Output Drive at 5 V
- Low Input Current of 1 μA Max
- High Noise Immunity due to Schmitt-Trigger Inputs
Applications
- Microwave Ovens
- Mice and other computer peripherals
- Printers
- AC Inverter Drives
- UPS (Uninterruptible Power Supplies)
- AC Servo Drives
- Other Motor Drives
Q & A
- What is the SN74HC14NSRE4?
The SN74HC14NSRE4 is a hex Schmitt-trigger inverter integrated circuit produced by Texas Instruments.
- What is the operating voltage range of the SN74HC14NSRE4?
The operating voltage range is from 2 V to 6 V.
- How many inverters does the SN74HC14NSRE4 contain?
The device contains six independent inverters.
- What is the typical propagation delay of the SN74HC14NSRE4?
The typical propagation delay is 11 ns.
- What is the maximum output drive current of the SN74HC14NSRE4?
The device can source or sink up to ±4 mA at 5 V.
- What is the maximum input leakage current of the SN74HC14NSRE4?
The maximum input leakage current is 1 μA.
- What are some common applications of the SN74HC14NSRE4?
Common applications include microwave ovens, printers, AC inverter drives, UPS, AC servo drives, and other motor drives.
- What type of package does the SN74HC14NSRE4 come in?
The device comes in a Small Outline (SO) package with 14 pins.
- What is the operating temperature range of the SN74HC14NSRE4?
The operating temperature range is from -40°C to 85°C.
- Why is the Schmitt-trigger input important in the SN74HC14NSRE4?
The Schmitt-trigger input provides high noise immunity and can be triggered from slow input ramps, ensuring clean and jitter-free output signals.
