Overview
The LMV393IDT, produced by STMicroelectronics, is a dual low-voltage comparator that is part of the LMV3xx series. These devices are the low-voltage versions of the industry-standard LM339 and LM393 comparators. They are designed to operate with a supply voltage ranging from 2.7 to 5 V and exhibit lower current consumption compared to their predecessors. The LMV393IDT is ideal for low-voltage applications and is available in compact packages such as SO-8 and MiniSO-8, making them suitable for space-constrained designs. The devices operate over a wide temperature range of -40°C to +125°C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | - | 5.0 | V |
| Supply Current (ICC) | 20 | - | 100 | μA |
| Input Offset Voltage (VIO) | 1 | 7 | 9 | mV |
| Input Bias Current (IIB) | 25 | 250 | 400 | nA |
| Propagation Delay (TPHL, TPHL) | 200 | - | 550 | ns |
| Output Sink Current (ISINK) | 5 | - | 47 | mA |
| ESD Tolerance | - | - | 2 kV HBM / 200 V MM | - |
| Operating Temperature | -40 | - | +125 | °C |
Key Features
- Supply operation from 2.7 to 5 V
- Low current consumption: 20 μA
- Input common mode range includes ground
- Wide temperature range: -40°C to +125°C
- Low output saturation voltage
- Propagation delay: 200 ns
- Open drain output
- ESD tolerance: 2 kV HBM / 200 V MM
- SMD packages (SO-8, MiniSO-8)
Applications
- Mobile phones
- Notebooks and PDAs
- Battery-supplied electronics
- General-purpose portable devices
- General-purpose low-voltage applications
- Industrial applications where space and low power consumption are critical
Q & A
- What is the supply voltage range for the LMV393IDT?
The LMV393IDT operates with a supply voltage ranging from 2.7 to 5 V.
- What is the typical current consumption of the LMV393IDT?
The typical current consumption is 20 μA.
- What is the operating temperature range for the LMV393IDT?
The device operates over a temperature range of -40°C to +125°C.
- What is the propagation delay of the LMV393IDT?
The propagation delay is typically 200 ns for high to low output level and 400 ns for low to high output level.
- Does the LMV393IDT have ESD protection?
Yes, it has ESD tolerance of 2 kV HBM / 200 V MM.
- In what packages is the LMV393IDT available?
The LMV393IDT is available in SO-8 and MiniSO-8 packages.
- What are some common applications for the LMV393IDT?
Common applications include mobile phones, notebooks, battery-supplied electronics, and general-purpose portable devices.
- How does the LMV393IDT compare to its predecessors?
The LMV393IDT has lower current consumption and operates at lower voltages compared to the LM339 and LM393.
- What is the input common mode range for the LMV393IDT?
The input common mode range includes ground and up to 2.0 V.
- Is the LMV393IDT suitable for industrial applications?
Yes, it is suitable for industrial applications due to its wide temperature range and low power consumption.
