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HA-2400 - PRAM Four Channel Operational Amplifier

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Application Note The HA-2400 PRAM Four Channel Operational Amplifier November 1996 AN514.1 Introduction Intersil Corporation has announced a new linear device, the HA-2400/HA-2405 Four Channel Operational Amplifier. This combines the functions of an analog switch and a high performance operational amplifier, and makes practical a large number of new linear circuit applications. V+ V- GND COMP + - + ANALOG INPUTS + - ANALOG SWITCH + - OUTPUT + OUTPUT - AMPLIFIER INPUT DECODE/ DIFFERENTIAL CONTROL PREAMPLIFIERS D0 D1 ENABLE DIGITAL INPUTS FIGURE 1. A functional diagram of the HA-2400 is shown above. There are four preamplifier sections, one of which is selected through the DTL/TTL compatible inputs and connected to the output amplifier.