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BUY LM239AD https://www.utsource.net/itm/p/1114058.html
QUAD DIFFERENTIAL COMPARATORS
Description: LM239AD is a quad differential comparator from Texas Instruments. Features: Low Input Bias Current: 1.0 nA Low Input Offset Voltage: 1.0 mV Low Input Offset Current: 0.1 nA High Gain Bandwidth Product: 1.5 MHz Low Supply Current: 1.2 mA Low Output Saturation Voltage: 0.2 V High Output Current: 30 mA Low Propagation Delay: 4.5 ns Low Input Offset Voltage Drift: 0.5 uV/°C High Common-Mode Rejection Ratio: 90 dB High Power Supply Rejection Ratio: 90 dB High Input Impedance: 10 GΩ Operating Temperature Range: -40°C to +85°C Applications: Signal Conditioning Data Acquisition Systems Industrial Automation Instrumentation Medical Diagnostic Equipment Motor Control Power Supplies Process Control Robotics Test and Measurement Equipment (For reference only)