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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.