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OP249--the dual computing amplifier integrated circuit

2014-11-28 03:34  
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OP249--the dual computing amplifier integrated circuit
OP249 is a dual computing amplifier integrated circuit, which belongs to general type IC, it is widely used in all kinds of electric apparatus, such as the stereo equipment, computer system, medical device, instruments and household appliance, etc.1.the internal circuit and featuresOP249 contains two same-function computeing amplifiers, which can form the noninverting and inverting amplifier of different terms, it can also be used as the voltage comparator. Its internal circuit is in the figure. The internal circuit of OP249