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ADLINK PCM-9112+ User Manual

Page 5

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5

2.5.3

D/A Reference Voltage External/Internal Setting

The D/A converter’s reference voltage source can be supplied either by internal or external sources.
For external reference voltage, pin 3 (ExtRef1) and 4 (ExtRef2) of connector CN2 are used.
Reference voltage source for D/A of channel 1 and 2 are selected by JP4. Possible settings are
shown below:

D/A Reference Voltage Setting

D/A CH1 is external
D/A CH2 is external

D/A CH1 is external
D/A CH2 is internal

D/A CH1 is internal
D/A CH2 is external

D/A CH1 is internal
D/A CH2 is internal

Table 5: D/A reference voltage setting

See also other documents in the category ADLINK Hardware: