Analog Devices EVAL-AD7656-1SDZ User Manual page 8

UG-AD7656-1/57-1/58-1
Link No. Function
DB2 / SEL_C Selection
Position A: data to EVAL-SDP1Z.
LK31 Position B: Connected to VDRIVE.
Position C: Connected to GND.
LK32 DB1 / SEL_B Selection
Position A: data to EVAL-SDP1Z.
Position B: Connected to VDRIVE.
Position C: Connected to GND.
LK33 DB0 / SEL_A Selection
Position A: data to EVAL-SDP1Z.
Position B: Connected to VDRIVE.
Position C: Connected to GND.
CONVST_B Selection
LK34
Position A: Connected to external socket J7-9.
Position B: Controlled by EVAL-SDP1Z.
Position C: Connected to GND.
CONVST_C Selection
LK35
Position A: Connected to external socket J7-10.
Position B: Controlled by EVAL-SDP1Z.
Position C: Connected to GND.
CONVST_A / CONVST_C Link Selection
LK36
Connects CONVST_A to CONVST_C when inserted.
1
LK101 Op Amp negative rail source Selection
Position A: -12V supplied from on board supply
Position B: negative rail supplied from external source via J100 terminal 1
1
LK102 Op Amp positive rail source Selection
Position A: 12V supplied from on board supply
Position B: positive rail supplied from external source via J100 terminal 3
LK103
Sets the VDD and VSS levels when using the onboard supplies
LK104
Link
LK105
LK106 LK103
LK104
LK105
LK106
POP = Place both 0Ω resistors.
NOPOP = Neither 0Ω resistor is placed.
LK701 DVCC Selection
Position A: DVCC supplied from on board 5V supply
Position B: DVCC supplied from external source via J701-1
LK702 AVCC Selection
Position A: AVCC supplied from on board 5V supply
Position B: AVCC supplied from external source via J701-1
SL1 REFCAPA / REFCAPB Link Selection
Connects REFCAPA to REFCAPB when soldered
SL2 REFCAPB / REFCAPC Link Selection
Connects REFCAPB to REFCAPC when soldered
SL3
to Not used. Leave unsoldered
SL14
±12V ±15V
POP NOPOP
NOPOP POP
NOPOP POP
POP NOPOP
Rev. PrA | Page 8 of 32
Evaluation Board User
Guide