Overview
The SN74LV14APWRG3 is a hex Schmitt-trigger inverter produced by Texas Instruments. This device is part of the SN74LV14A series and is designed for operation over a wide voltage range from 2 V to 5.5 V. It contains six independent inverters, each performing the Boolean function Y = A. The SN74LV14APWRG3 is suitable for various applications requiring voltage translation and noise immunity due to its Schmitt-trigger inputs.
Key Specifications
| Parameter | Condition | Min | Typ | Max |
|---|---|---|---|---|
| VCC Operating Range | 2 V | 5.5 V | ||
| Propagation Delay (tpd) | CL = 15 pF, VCC = 5 V | 5.1 ns | 8.6 ns | 10 ns |
| Positive-Going Threshold (VT+) | VCC = 3.3 V | 2.31 V | ||
| Negative-Going Threshold (VT–) | VCC = 3.3 V | 0.99 V | ||
| High-Level Output Voltage (VOH) | IOH = –50 μA, VCC = 3.3 V | VCC – 0.1 V | ||
| Low-Level Output Voltage (VOL) | IOL = 50 μA, VCC = 3.3 V | 0.1 V | ||
| Operating Temperature Range | –40°C | 85°C (or 125°C) |
Key Features
- Wide operating voltage range: 2 V to 5.5 V
- Schmitt-trigger inputs for noise immunity and slow or noisy input signals
- Supports mixed-mode voltage operation on all ports
- Ioff feature for partial-power-down mode operation
- Latch-up performance exceeds 250 mA per JESD 17
- ESD protection (though specific to SN74LVC14A, similar protection is expected)
Applications
- Network switches
- Wearable health and fitness devices
- PDAs (Personal Digital Assistants)
- LCD TVs
- Power infrastructure
Q & A
- What is the operating voltage range of the SN74LV14APWRG3? The SN74LV14APWRG3 operates from 2 V to 5.5 V.
- How many independent inverters does the SN74LV14APWRG3 contain? The device contains six independent inverters.
- What is the purpose of the Schmitt-trigger inputs? The Schmitt-trigger inputs provide noise immunity and can handle slow or noisy input signals.
- What is the maximum propagation delay at 5 V? The maximum propagation delay at 5 V is 10 ns.
- Does the SN74LV14APWRG3 support mixed-mode voltage operation? Yes, it supports mixed-mode voltage operation on all ports.
- What is the latch-up performance of the SN74LV14APWRG3? The latch-up performance exceeds 250 mA per JESD 17.
- What are some common applications of the SN74LV14APWRG3? Common applications include network switches, wearable health and fitness devices, PDAs, LCD TVs, and power infrastructure.
- Is the SN74LV14APWRG3 RoHS compliant? Yes, the device is RoHS compliant.
- What is the typical low-level output voltage (VOL) at VCC = 3.3 V? The typical low-level output voltage (VOL) is 0.1 V at IOL = 50 μA and VCC = 3.3 V.
- What is the operating temperature range of the SN74LV14APWRG3? The operating temperature range is from –40°C to 85°C (or 125°C).
