Overview
The LMV393IDDUR, produced by Texas Instruments, is a dual comparator integrated circuit designed for low-voltage operation. It is part of the LMV393 family, which includes devices that operate from 2.7 V to 5.5 V, making them suitable for applications where low power consumption and compact design are crucial. This device is particularly useful in portable consumer products and other applications requiring efficient and space-saving solutions.
Key Specifications
| Parameter | Test Conditions | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|
| Input Offset Voltage (VIO) | VCC+ = 2.7 V, 25°C | 1.7 | 7 | mV | |
| Input Bias Current (IIB) | VCC+ = 2.7 V, 25°C | 15 | 250 | 400 | nA |
| Input Offset Current (IIO) | VCC+ = 2.7 V, 25°C | 5 | 50 | 150 | nA |
| Common-Mode Input Voltage Range (VICR) | VCC+ = 2.7 V, 25°C | -0.1 | 2 | V | |
| Output Saturation Voltage (VSAT) | IO ≤ 1.5 mA, VCC+ = 2.7 V, 25°C | 200 | mV | ||
| Supply Current (ICC) | VCC+ = 2.7 V, 25°C | 70 | 140 | μA | |
| Output Current (IO) | VO ≤ 1.5 V, VCC+ = 2.7 V, 25°C | 5 | 23 | mA |
Key Features
- Low-Voltage Operation: The LMV393IDDUR operates from 2.7 V to 5.5 V, making it suitable for low-power applications.
- Low Supply Current: Typical supply current is 70 μA to 140 μA, depending on the operating conditions.
- Input Common-Mode Voltage Range: Includes ground, allowing for flexible input configurations.
- Low Output Saturation Voltage: Typically 200 mV, ensuring low voltage drop at the output.
- Open-Collector Output: Provides maximum flexibility in output configuration.
- Compact Packaging: Available in small packages such as SOIC and VSSOP, ideal for space-saving designs.
Applications
- Hysteresis Comparators: Used in circuits requiring hysteresis to prevent oscillations.
- Oscillators: Can be used to build simple oscillator circuits.
- Window Comparators: Useful in monitoring voltage levels within a specified range.
- Industrial Equipment: Suitable for various industrial control and monitoring applications.
- Test and Measurement: Used in test equipment and measurement circuits.
- Portable Consumer Products: Ideal for battery-powered devices due to its low power consumption.
Q & A
- What is the operating voltage range of the LMV393IDDUR?
The LMV393IDDUR operates from 2.7 V to 5.5 V.
- What is the typical supply current of the LMV393IDDUR?
The typical supply current is 70 μA to 140 μA.
- What is the input common-mode voltage range of the LMV393IDDUR?
The input common-mode voltage range includes ground and goes up to VCC - 0.1 V.
- What is the output configuration of the LMV393IDDUR?
The output is an open-collector configuration, providing maximum flexibility.
- What are some common applications of the LMV393IDDUR?
Common applications include hysteresis comparators, oscillators, window comparators, industrial equipment, test and measurement, and portable consumer products.
- What is the typical output saturation voltage of the LMV393IDDUR?
The typical output saturation voltage is 200 mV.
- How does the LMV393IDDUR handle input overdrive voltage?
The overdrive voltage should be higher than the input offset voltage to ensure accurate comparison.
- What is the effect of overdrive voltage on the response time of the LMV393IDDUR?
The response time decreases with increasing overdrive voltage.
- Can the LMV393IDDUR be used in AND logic configurations?
Yes, the open-drain output allows the user to configure the output for AND functionality.
- What are the package options available for the LMV393IDDUR?
The device is available in packages such as SOIC and VSSOP.
