Professional IC Distribution & Technical Solutions

The LM293 from STMicroelectronics is a low-power dual voltage comparator. Here are its specifications, descriptions, and features:

Specifications:

• Supply Voltage Range: 2V to 36V (single supply) or ±1V to ±18V (dual supply).
• Low Supply Current: 0.4mA (typical) per comparator, independent of supply voltage.
• Low Input Bias Current: 25nA (typical).
• Low Input Offset Current: 5nA (typical).
• Input Offset Voltage: 2mV (typical), 5mV (maximum).
• Common-Mode Input Voltage Range: Includes ground (0V).
• Differential Input Voltage Range: Equal to the supply voltage.
• Output Voltage Swing: Compatible with TTL, CMOS, and MOS logic levels.
• Output Sink Current: 6mA (minimum).
• Operating Temperature Range: -40°C to +125°C.

Descriptions:

• The LM293 is a dual independent precision voltage comparator designed for single or split-supply operation.
• It features low input offset voltage and bias current, making it suitable for precision applications.
• The device is optimized for wide voltage ranges and low power consumption.

Features:

• Wide Supply Voltage Range: Operates from 2V to 36V.
• Low Power Consumption: Ideal for battery-powered applications.
• ESD Protection: Improved immunity to electrostatic discharge.
• Open-Collector Output: Allows flexible output configurations.
• High Accuracy: Low input offset voltage and bias current.
• Industrial Temperature Range: Suitable for harsh environments.

The LM293 is commonly used in voltage monitoring, level shifting, and signal conditioning applications.