DS229

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FUNCTIONAL DIAGRAM OF DS229 Figure 1

NOTE: C5 is a recommended decoupling capacitor which is the same value as C1, C2, C3, and C4.

PIN DESCRIPTIONS

V+: Positive supply output (RS-232). V+ requires an external storage charge capacitor of at least 0.1

µF.

A larger capacitor (up to 10

µF) can be used to reduce supply ripple.