Overview
The LM393LVDGKR is a low-voltage dual comparator from Texas Instruments, designed to operate within a wide supply voltage range of 1.65 V to 5.5 V. This device is part of the LV family, which offers improved performance and additional features compared to traditional comparator families like the TL331, LM2xx, LM3xx, and LM290x. The LM393LVDGKR is packaged in an 8-pin VSSOP (DGK) package and is suitable for a variety of applications requiring low power consumption and high reliability.
Key Specifications
| Parameter | Description | Typical | Maximum |
|---|---|---|---|
| Supply Voltage Range | 1.65 V to 5.5 V | - | - |
| Operating Temperature Range | -40°C to 125°C | - | - |
| Input Offset Voltage | - | 400 µV | 2 mV @ 5 V |
| Propagation Delay | - | 600 ns | 600 ns |
| Quiescent Current per Comparator | - | 25 µA | 35 µA |
| Input Bias Current | - | 5 pA | - |
| Output Type | Open-Drain | - | - |
| ESD Protection | - | - | 2 kV |
| Package Type | 8-VSSOP | - | - |
Key Features
- 1.65 V to 5.5 V supply range
- Rail-to-Rail input with Failsafe
- Low input offset voltage (400 µV typical)
- Low propagation delay (600 ns typical)
- Low quiescent current (25 µA/Ch typical)
- Low input bias current (5 pA typical)
- Open-drain output
- Full -40°C to +125°C temperature range
- Power-On-Reset (POR) for known start-up
- 2 kV ESD protection
- Improved replacement for TL331, LM393, and LM339 family for VCC ≤ 5 V
- Alternate pinout for single (TL391)
Applications
The LM393LVDGKR is suitable for a wide range of applications, including:
- Low-voltage systems requiring high performance and reliability
- Embedded systems and Internet of Things (IoT) applications
- Industrial control systems
- Automotive electronics
- Medical devices
- Consumer electronics
Q & A
- What is the supply voltage range of the LM393LVDGKR?
The supply voltage range is 1.65 V to 5.5 V.
- What is the operating temperature range of the LM393LVDGKR?
The operating temperature range is -40°C to 125°C.
- What is the typical input offset voltage of the LM393LVDGKR?
The typical input offset voltage is 400 µV.
- What is the propagation delay of the LM393LVDGKR?
The typical propagation delay is 600 ns.
- What is the quiescent current per comparator of the LM393LVDGKR?
The typical quiescent current per comparator is 25 µA.
- What type of output does the LM393LVDGKR have?
The LM393LVDGKR has an open-drain output.
- Does the LM393LVDGKR have ESD protection?
Yes, it has 2 kV ESD protection).
- What package types are available for the LM393LVDGKR?
The LM393LVDGKR is available in an 8-VSSOP package).
- Does the LM393LVDGKR have a Power-On-Reset (POR) feature?
Yes, it includes a Power-On-Reset (POR) feature to ensure known start-up).
- Can the LM393LVDGKR replace other comparator families?
Yes, it can replace the TL331, LM393, and LM339 family for VCC ≤ 5 V).
