Overview
The LM393LVDR is a low-voltage, dual differential comparator manufactured by Texas Instruments. It is designed for applications that require precision voltage monitoring and signal differentiation. This component is part of the LV device family, which operates from a wide supply voltage range of 1.65 V to 5.5 V, making it suitable for low-voltage applications. The LM393LVDR is an improved replacement for the TL331, LM393, and LM339 family of comparators for supply voltages up to 5 V.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | 1.65 V to 5.5 V |
| Package | 8-SOIC (Small Outline Integrated Circuit) |
| Operating Temperature Range | -40°C to 125°C |
| Input Offset Voltage | 400 µV typical, 2 mV maximum |
| Propagation Delay | 600 ns typical |
| Quiescent Current | 25 µA/Ch typical, 35 µA maximum |
| Input Bias Current | 5 pA typical |
| Output Type | Open-Drain |
| CMRR, PSRR | 65 dB, 80 dB |
| Hysteresis | 10 mV |
| ESD Protection | 2 kV |
Key Features
- Rail-to-Rail input with Failsafe
- Low input offset voltage and low input bias current
- Low quiescent current and low propagation delay
- 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 LM393LVDR is versatile and can be used in numerous applications, including:
- Precision voltage monitoring
- Signal differentiation
- Low-voltage systems where efficiency and reliability are paramount
- Space-constrained applications due to its SOIC-8 package
- Mass production environments due to its availability in tape and reel packaging
Q & A
- What is the supply voltage range of the LM393LVDR?
The supply voltage range of the LM393LVDR is 1.65 V to 5.5 V.
- What is the package type of the LM393LVDR?
The LM393LVDR is available in an 8-SOIC (Small Outline Integrated Circuit) package.
- What is the operating temperature range of the LM393LVDR?
The operating temperature range of the LM393LVDR is -40°C to 125°C.
- What is the typical input offset voltage of the LM393LVDR?
The typical input offset voltage of the LM393LVDR is 400 µV.
- What is the typical propagation delay of the LM393LVDR?
The typical propagation delay of the LM393LVDR is 600 ns.
- What is the quiescent current of the LM393LVDR?
The typical quiescent current of the LM393LVDR is 25 µA per channel, with a maximum of 35 µA.
- Does the LM393LVDR have ESD protection?
Yes, the LM393LVDR has 2 kV ESD protection.
- What is the output type of the LM393LVDR?
The output type of the LM393LVDR is open-drain.
- Is the LM393LVDR suitable for low-voltage applications?
Yes, the LM393LVDR is designed for low-voltage applications and can replace the TL331, LM393, and LM339 family of comparators for supply voltages up to 5 V.
- What packaging options are available for the LM393LVDR?
The LM393LVDR is available in tape and reel packaging, cut tape, and Digi-Reel®.
- Does the LM393LVDR have Power-On-Reset (POR) feature?
Yes, the LM393LVDR includes a Power-On-Reset (POR) feature to ensure the output is in a High-Z state until the minimum supply voltage is reached.
