Overview
The SN74HC14PW is a hex inverting Schmitt trigger integrated circuit produced by Texas Instruments. This device is part of the 74HC series and features six independent inverters with Schmitt-trigger inputs. Each gate performs the Boolean function Y = A in positive logic, making it suitable for various digital logic applications. The SN74HC14PW is known for its wide supply voltage range, low power dissipation, and high noise immunity, which are critical for reliable operation in diverse electronic systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 14-TSSOP (0.173", 4.40mm Width) |
| Supply Voltage (VCC) | 2.0 - 6.0 V |
| Logic Type | Inverter with Schmitt-trigger inputs |
| Number of Circuits | 6 |
| Number of Inputs | 6 |
| Output Drive Capability | ± 5.2 mA |
| Maximum Propagation Delay | 21 ns @ 6 V, 50 pF |
| Operating Temperature Range | -40°C to +85°C |
| Mounting Type | Surface Mount |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
Key Features
- Wide supply voltage range from 2.0 to 6.0 V
- CMOS low power dissipation
- High noise immunity due to Schmitt-trigger inputs
- Unlimited input rise and fall times
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- Complies with JEDEC standards: JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V)
- Includes clamp diodes to enable the use of current limiting resistors for interfacing inputs to voltages in excess of VCC
Applications
- Wave and pulse shapers
- Astable multivibrators
- Monostable multivibrators
- General-purpose digital logic circuits requiring high noise immunity and low power consumption
Q & A
- What is the SN74HC14PW used for? The SN74HC14PW is used as a hex inverting Schmitt trigger in digital logic circuits, providing high noise immunity and low power consumption.
- What is the supply voltage range of the SN74HC14PW? The supply voltage range is from 2.0 to 6.0 V.
- What type of inputs does the SN74HC14PW have? The SN74HC14PW has Schmitt-trigger inputs.
- What is the maximum propagation delay of the SN74HC14PW? The maximum propagation delay is 21 ns at 6 V with a 50 pF load.
- What is the operating temperature range of the SN74HC14PW? The operating temperature range is from -40°C to +85°C.
- What type of package does the SN74HC14PW come in? The SN74HC14PW comes in a 14-TSSOP package.
- Does the SN74HC14PW have ESD protection? Yes, it has ESD protection exceeding 2000 V for HBM and 1000 V for CDM.
- What are some common applications of the SN74HC14PW? Common applications include wave and pulse shapers, astable and monostable multivibrators, and general-purpose digital logic circuits.
- How many independent inverters does the SN74HC14PW contain? The SN74HC14PW contains six independent inverters.
- What is the output drive capability of the SN74HC14PW? The output drive capability is ± 5.2 mA.
