Overview
The LM293ADRG4 is a dual differential comparator integrated circuit produced by Texas Instruments. It is part of the LM293 series, known for its versatility and wide range of applications. This device operates with a single or dual supply voltage ranging from 2 V to 36 V, making it suitable for various electronic systems. The LM293ADRG4 features an open-collector output, allowing for flexible configuration and integration into different logic circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Supply, Single/Dual (±) | 2 V ~ 36 V, ±1 V ~ 18 V | V |
| Voltage - Input Offset (Max) | 2 mV @ 30 V | mV |
| Current - Input Bias (Max) | 0.25 µA @ 5 V | µA |
| Current - Output (Typ) | 20 mA | mA |
| Current - Quiescent (Max) | 2.5 mA | mA |
| Operating Temperature | -25°C ~ 85°C | °C |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | |
| Mounting Type | Surface Mount |
Key Features
- Dual Differential Comparators: The LM293ADRG4 contains two independent comparators, allowing for simultaneous comparison of two different input signals.
- Wide Supply Voltage Range: Operates with supply voltages from 2 V to 36 V, and ±1 V to ±18 V, making it versatile for various applications.
- Open-Collector Output: Enables the user to configure the output logic low voltage (VOL) and supports AND functionality.
- Low Input Bias Current: Minimal input bias current of 0.25 µA at 5 V, reducing the impact on the input signal.
- Fast Response Time: Response time of approximately 1.3 µs for a 100 mV input step with 5 mV overdrive, ensuring quick and accurate comparisons.
Applications
- Voltage Monitoring and Regulation: Used in power supply monitoring, voltage regulation, and overvoltage protection circuits.
- Signal Processing and Conditioning: Employed in signal amplification, filtering, and threshold detection applications.
- Industrial Control Systems: Utilized in industrial automation for sensor signal processing and control logic.
- Medical Devices: Applied in medical equipment for signal comparison and threshold detection.
Q & A
- What is the supply voltage range for the LM293ADRG4?
The LM293ADRG4 operates with a supply voltage ranging from 2 V to 36 V, and ±1 V to ±18 V. - What is the maximum input offset voltage for the LM293ADRG4?
The maximum input offset voltage is 2 mV at 30 V. - What is the typical output current of the LM293ADRG4?
The typical output current is 20 mA. - What is the operating temperature range for the LM293ADRG4?
The operating temperature range is -25°C to 85°C. - What type of output does the LM293ADRG4 have?
The LM293ADRG4 has an open-collector output. - How many comparators are included in the LM293ADRG4?
The LM293ADRG4 includes two independent differential comparators. - What is the response time for a 100 mV input step with 5 mV overdrive?
The response time is approximately 1.3 µs. - Can the LM293ADRG4 be used in AND logic configurations?
Yes, the open-collector output allows for AND logic configurations. - What is the package type for the LM293ADRG4?
The package type is 8-SOIC (0.154", 3.90mm Width). - Is the LM293ADRG4 suitable for surface mounting?
Yes, the LM293ADRG4 is designed for surface mounting.
