Overview
The LMV393-N, produced by Texas Instruments, is a dual low-voltage comparator designed for general-purpose applications. It is part of the LMV33x-N series, which includes single, dual, and quad comparator versions. This component is optimized for low-voltage operation, making it suitable for a wide range of portable and industrial applications. The LMV393-N is built using TI's advanced Submicron Silicon-Gate BiCMOS process, ensuring improved noise performance and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 2.7 | 5 | V | |
| Supply Current per Channel | 70 | 140 | µA | |
| Input Common Mode Voltage Range | -0.1 | 2.0 | V | |
| Propagation Delay (High to Low) | 1000 | ns (Input Overdrive = 10 mV) | ||
| Propagation Delay (Low to High) | 500 | ns (Input Overdrive = 10 mV) | ||
| Output Saturation Voltage | 200 | mV | ||
| Operating Temperature Range | -40 | 85 | °C | |
| Package Types | SOIC (8-pin), VSSOP (8-pin) |
Key Features
- Low-Voltage Operation: The LMV393-N operates from a supply voltage range of 2.7 V to 5 V, making it suitable for battery-powered and low-voltage applications.
- Low Supply Current: With a supply current as low as 70 µA per channel, this comparator is energy-efficient and ideal for portable devices.
- Fast Response Time: The propagation delay is as low as 200 ns, ensuring quick response times in various applications.
- Open Collector Output: The output configuration allows for wired-OR configurations and requires a pull-up resistor for proper operation.
- Ground Sensing Input: The input common mode voltage range includes ground, enhancing flexibility in circuit design.
- Small Packages: Available in space-saving packages such as SOIC (8-pin) and VSSOP (8-pin), making it versatile for compact designs.
- ESD Tolerance: The device has an ESD tolerance of 2 kV HBM / 200 V MM, ensuring robustness against electrostatic discharge.
Applications
- Mobile Communications: Suitable for use in mobile phones and other mobile communication devices.
- Notebooks and PDAs: Ideal for notebooks, PDAs, and other portable electronic devices.
- Battery-Powered Electronics: Used in various battery-powered electronics where low power consumption is critical.
- General-Purpose Portable Devices: Applicable in a wide range of general-purpose portable devices.
- General-Purpose Low-Voltage Applications: Suitable for any application requiring low-voltage operation and low power consumption.
Q & A
- What is the supply voltage range of the LMV393-N?
The LMV393-N operates from a supply voltage range of 2.7 V to 5 V.
- What is the typical supply current per channel for the LMV393-N?
The typical supply current per channel is 70 µA to 140 µA.
- What is the propagation delay of the LMV393-N?
The propagation delay is as low as 200 ns.
- What types of packages are available for the LMV393-N?
The LMV393-N is available in SOIC (8-pin) and VSSOP (8-pin) packages.
- Does the LMV393-N have ESD tolerance?
Yes, the LMV393-N has an ESD tolerance of 2 kV HBM / 200 V MM.
- What is the operating temperature range of the LMV393-N?
The operating temperature range is -40°C to 85°C.
- Can the LMV393-N be used in wired-OR configurations?
Yes, the open collector output configuration allows for wired-OR configurations.
- What is the input common mode voltage range of the LMV393-N?
The input common mode voltage range includes ground and extends up to 2.0 V.
- Is the LMV393-N suitable for battery-powered devices?
Yes, it is suitable due to its low supply current and low-voltage operation.
- What are some common applications of the LMV393-N?
Common applications include mobile communications, notebooks, PDAs, battery-powered electronics, and general-purpose portable devices.
