Operational Amplifier - Samsung S3F84B8 User Manual

S3F84B8_UM_REV 1.00
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15.1 OVERVIEW OF OPERATIONAL AMPLIFIER
The S3F84B8 microcontroller has an Operational Amplifier (OP AMP), which is controlled by a control register
(OPACON).
15.1.1 FUNCTIONAL DESCRIPTION OF OPERATIONAL AMPLIFIER
The OP AMP has two operation modes, namely, on chip mode and off chip mode.
On chip mode: Positive input is internally connected to the ground. OP AMP can only work as an inverting
amplifier.
Off chip mode: All the input and output pins should be externally connected. OP AMP could work either as an
inverting amplifier or a non-inverting amplifier.

OPERATIONAL AMPLIFIER

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15 OPERATIONAL AMPLIFIER