KA2903 - Fairchild

KA2903 Dual Differential Comparator

www.fairchildsemi.com KA293/KA293A, KA393/KA393A, KA2903 Dual Differential Comparator Features • • • • • • • • Single Supply Operation: 2V to 36V Dual Supply Operation: ± 1V to ±18V Allow Comparison of Voltages Near Ground Potential Low Current Drain 800µA Typ. Compatible with all Forms of Logic Low Input Bias Current 25nA Typ. Low Input Offset Current ±5nA.

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• Single Supply Operation: 2V to 36V Dual Supply Operation: ± 1V to ±18V Allow Comparison of Voltages Near Ground Potential Low Current Drain 800µA Typ. Compatible with all Forms of Logic Low Input Bias Current 25nA Typ. Low Input Offset Current ±5nA Typ. Low Offset Voltage ±1mV Typ. Descritpion The KA293 series consists of two independent voltage comparators designed to operate from a single power supply over a wide voltage range. 8-DIP 1 8-SOP 1 9-SIP 1 Internal Block Diagram Rev. 1.0.2 ©2001 Fairchild Semiconductor Corporation KA293/KA293A, KA393/KA393A, KA2903 Schemat.