Overview
The LM293DRG3 is a dual differential comparator manufactured by Texas Instruments. It is part of the LM293 series, which is known for its industrial-grade performance and wide range of supply voltage compatibility. This component is designed to operate in various environmental conditions, making it versatile for different applications.
Key Specifications
| Parameter | Test Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Supply Voltage | 2 | 36 | V | ||
| Input Offset Voltage (VIO) | VS = 5 to 36V, TA = 25°C | -2.5 | ±0.37 | 2.5 | mV |
| Input Bias Current (IB) | TA = 25°C | -3.5 | -25 | nA | |
| Input Offset Current (IOS) | TA = 25°C | -10 | ±0.5 | 10 | nA |
| Low-Level Output Current (IOL) | VOL = 1.5 V, VID = -1 V, TA = 25°C | 6 | mA | ||
| Supply Current (ICC) | VCC = 5 V, TA = 25°C | 0.8 | 1 | mA | |
| Response Time | RL connected to 5 V through 5.1 kΩ, CL = 15 pF | 1.3 | µs | ||
| Operating Temperature Range | -25 | 85 | °C |
Key Features
- Wide Range of Supply Voltage: The LM293DRG3 can operate with supply voltages from 2 V to 36 V, making it highly versatile for various applications.
- Dual Differential Comparators: This component features two independent differential comparators, allowing for multiple comparison operations in a single package.
- High ESD Rating: The device has an ESD rating of up to 2 kV (HBM), enhancing its robustness against electrostatic discharge.
- Open-Collector Outputs: The outputs can be connected to other open-collector outputs to achieve wired-AND relationships, providing flexibility in circuit design.
- Industrial Grade: The LM293DRG3 is characterized for operation from -25°C to 85°C, making it suitable for industrial environments.
Applications
- Industrial Automation: The LM293DRG3 is used in various industrial automation systems where reliable and precise comparison operations are required.
- Power Supply Monitoring: It can be used to monitor voltage levels in power supplies, ensuring safe and efficient operation.
- Sensor Interfaces: The component is suitable for interfacing with sensors in control systems, providing accurate comparison of sensor outputs.
- Medical Devices: Its precision and reliability make it a candidate for use in medical devices that require accurate voltage comparisons.
Q & A
- What is the supply voltage range of the LM293DRG3?
The LM293DRG3 can operate with supply voltages from 2 V to 36 V.
- What is the operating temperature range of the LM293DRG3?
The operating temperature range is from -25°C to 85°C.
- What is the ESD rating of the LM293DRG3?
The ESD rating is up to 2 kV (HBM).
- Can the outputs of the LM293DRG3 be connected to other open-collector outputs?
- What are the typical applications of the LM293DRG3?
The LM293DRG3 is used in industrial automation, power supply monitoring, sensor interfaces, and medical devices).
- What is the response time of the LM293DRG3?
The response time is typically 1.3 µs for a 100-mV input step with 5-mV overdrive).
- How many comparators are included in the LM293DRG3?
The LM293DRG3 includes two independent differential comparators).
- What is the input offset voltage of the LM293DRG3?
The input offset voltage is typically ±0.37 mV for VS = 5 to 36V at TA = 25°C).
- What is the low-level output current of the LM293DRG3?
The low-level output current is typically 6 mA at VOL = 1.5 V and VID = -1 V).
- What is the supply current of the LM293DRG3?
The supply current is typically 1 mA at VCC = 5 V and TA = 25°C).
