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OP8660 Pin Assignments

Owned by Sylvain Ménard
Last updated: Jan 18, 2024
4 min read

Note that the 5V Vuser* is always provided internally by the OP8660.

* For more information about the use of Vuser and Vrtn pleaser refer to this article in the OPAL-RT knowledge base : How to power the different DB37 boards for digital outputs.

Connector C1

Connector C1

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
+DOUT001Digital Outputs 1+Vuser_RTN20Digital Outputs 1-
+DOUT012Digital Outputs 2+Vuser_RTN21Digital Outputs 2-
+DOUT023Digital Outputs 3+Vuser_RTN22Digital Outputs 3-
+DOUT034Digital Outputs 4+Vuser_RTN23Digital Outputs 4-
+DOUT045Digital Outputs 5+Vuser_RTN24Digital Outputs 5-
+DOUT056Digital Outputs 6+Vuser_RTN25Digital Outputs 6-
+DOUT067Digital Outputs 7+Vuser_RTN26Digital Outputs 7-
+DOUT078Digital Outputs 8+Vuser_RTN27Digital Outputs 8-
N/C9N/CN/C28N/C
N/C10N/CN/C29N/C
N/C11N/CN/C30N/C
N/C12N/CN/C31N/C
N/C

13

N/CN/C32N/C
N/C14N/CN/C33N/C
N/C15N/CN/C34N/C
N/C16N/CN/C35N/C
N/C17N/CN/C36N/C
Digital VRef18N/CDigital VRef_RTN37N/C
N/C19N/CN/C
N/C

Connector C2

Connector C2

Encoder input: differential digital +/15V from an encoder captor

Encoder output = single ended to simulator Din board

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
+DIN001Digital Inputs 1+Vuser_RTN20Digital Inputs 1-
+DIN012Digital Inputs 2+Vuser_RTN21Digital Inputs 2-
+DIN023Digital Inputs 3+Vuser_RTN22Digital Inputs 3-
+DIN034Digital Inputs 4+Vuser_RTN23Digital Inputs 4-
+DIN045Digital Inputs 5+Vuser_RTN24Digital Inputs 5-
+DIN056Digital Inputs 6+Vuser_RTN25Digital Inputs 6-
+DIN067Digital Inputs 7+Vuser_RTN26Digital Inputs 7-
+DIN078Digital Inputs 8+Vuser_RTN27Digital Inputs 8-
+DIN089Encoder 1 Ch-AVuser_RTN28GND
+DIN0910Encoder 1 Ch-BVuser_RTN29GND
+DIN1011Encoder 1 Ch-ZVuser_RTN30GND
+DIN1112Encoder 1 Ch-XVuser_RTN31GND
+DIN12

13

Encoder 2 Ch-AVuser_RTN32GND
+DIN1314Encoder 2 Ch-BVuser_RTN33GND
+DIN1415Encoder 2 Ch-ZVuser_RTN34GND
+DIN1516Encoder 2 Ch-XVuser_RTN35GND
N/C17N/CN/C36N/C
N/C18N/CN/C37N/C

Connector C3

Connector C3

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
AIN +CH161I1 +AIN -CH1620I1 -
AIN +CH172I2 +AIN -CH1721I2 -
AIN +CH183I3 +AIN -CH1822I3 -
AIN +CH194I4 +AIN -CH1923I4 -
AIN +CH205E1 +AIN -CH2024E1 -
AIN +CH216E2 +AIN -CH2125E2 -
AIN +CH227E3 +AIN -CH2226E3 -
AIN +CH238E4 +AIN -CH2327E4 -
AIN +CH249I5 +AIN -CH2428I5 -
AIN +CH2510I6 +AIN -CH2529I6 -
AIN +CH2611I7 +AIN -CH2630I7 -
AIN +CH2712I8 +AIN -CH2731I8 -
AIN +CH28

13

E5 +AIN -CH2832E5 -
AIN +CH2914E6 +AIN -CH2933E6 -
AIN +CH3015E7 +AIN -CH3034E7 -
AIN +CH3116E8 +AIN -CH3135E8 -
N/C17N/CN/C36N/C
N/C18N/CN/C37N/C
N/C19N/CN/C
N/C

Connector C4

Connector C4

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
AIN +CH321I9 +AIN -CH3220I9 -
AIN +CH332I10 +AIN -CH3321I10 -
AIN +CH343I11 +AIN -CH3422I11 -
AIN +CH354I12 +AIN -CH3523I12 -
AIN +CH365E9 +AIN -CH3624E9 -
AIN +CH376E10 +AIN -CH3725E10 -
AIN +CH387E11 +AIN -CH3826E11 -
AIN +CH398E12 +AIN -CH3927E12 -
AIN +CH409I13 +AIN -CH4028I13 -
AIN +CH4110I14 +AIN -CH4129I14 -
AIN +CH4211I15 +AIN -CH4230I15 -
AIN +CH4312I16 +AIN -CH4331I16 -
AIN +CH44

13

E13 +AIN -CH4432E13 -
AIN +CH4514E14 +AIN -CH4533E14 -
AIN +CH4615E15 +AIN -CH4634E15 -
AIN +CH4716E16 +AIN -CH4735E16 -
N/C17N/CN/C36N/C
N/C18N/CN/C37N/C
N/C19N/CN/C

Connector C5

Connector C5

Inverter Input: simulator Dout 0-5V

Inverter Output = client side 0-5V digital , 50mA Sink/Source

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
+DOUT161Inverter 1 DB9M – 1Vuser_RTN20Inverter 1 DB9M – 8
+DOUT172Inverter 1 DB9M – 2Vuser_RTN21Inverter 1 DB9M – 8
+DOUT183Inverter 1 DB9M – 3Vuser_RTN22Inverter 1 DB9M – 8
+DOUT194Inverter 1 DB9M – 4Vuser_RTN23Inverter 1 DB9M – 8
+DOUT205Inverter 1 DB9M – 5Vuser_RTN24Inverter 1 DB9M – 8
+DOUT216Inverter 1 DB9M – 6Vuser_RTN25Inverter 1 DB9M – 8
+DOUT227Inverter 2 DB9M – 1Vuser_RTN26Inverter 2 DB9M – 8
+DOUT238Inverter 2 DB9M – 2Vuser_RTN27Inverter 2 DB9M – 8
+DOUT249Inverter 2 DB9M – 3Vuser_RTN28Inverter 2 DB9M – 8
+DOUT2510Inverter 2 DB9M – 4Vuser_RTN29Inverter 2 DB9M – 8
+DOUT2611Inverter 2 DB9M – 5Vuser_RTN30Inverter 2 DB9M – 8
+DOUT2712Inverter 2 DB9M – 6Vuser_RTN31Inverter 2 DB9M – 8
+DOUT28

13

N/CN/C32N/C
+DOUT2914N/CN/C33N/C
N/C15N/CN/C34N/C
N/C16N/CN/C35N/C
N/C17N/CN/C36N/C
Vref18N/CVuser_RTN37N/C
N/C19N/CN/C
N/C

Connector C6

Connector C6

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
DIN +CH161N/CVuser_RTN20N/C
DIN +CH172N/CVuser_RTN21N/C
DIN +CH183N/CVuser_RTN22N/C
DIN +CH194N/CVuser_RTN23N/C
DIN +CH205N/CVuser_RTN24N/C
DIN +CH216N/CVuser_RTN25N/C
DIN +CH227N/CVuser_RTN26N/C
DIN +CH238N/CVuser_RTN27N/C
DIN +CH249N/CVuser_RTN28N/C
DIN +CH2510N/CVuser_RTN29N/C
DIN +CH2611N/CVuser_RTN30N/C
DIN +CH2712N/CVuser_RTN31N/C
DIN +CH28

13

N/CVuser_RTN32N/C
DIN +CH2914N/CVuser_RTN33N/C
DIN +CH3015N/CVuser_RTN34N/C
DIN +CH3116N/CVuser_RTN35N/C
N/C17N/CN/C36N/C
N/C18N/CDigital VRef_RTN37N/C
Digital VRef_RTN19N/C


Connector C7

Connector C7

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
+AIN001Analog Inputs 1+-AIN0020Analog Inputs 1-
+AIN012Analog Inputs 2+-AIN0121Analog Inputs 2-
+AIN023Analog Inputs 3+-AIN0222Analog Inputs 3-
+AIN034Analog Inputs 4+-AIN0323Analog Inputs 4-
+AIN045Analog Inputs 5+-AIN0424Analog Inputs 5-
+AIN056Analog Inputs 6+-AIN0525Analog Inputs 6-
+AIN067Analog Inputs 7+-AIN0626Analog Inputs 7-
+AIN078Analog Inputs 8+-AIN0727Analog Inputs 8-
+AIN089Analog Inputs 9+-AIN0828Analog Inputs 9-
+AIN0910Analog Inputs 10+-AIN0929Analog Inputs 10-
+AIN1011Analog Inputs 11+-AIN1030Analog Inputs 11-
+AIN1112Analog Inputs 12+-AIN1131Analog Inputs 12-
+AIN12

13

Analog Inputs 13+-AIN1232Analog Inputs 13-
+AIN1314Analog Inputs 14+-AIN1333Analog Inputs 14-
+AIN1415Analog Inputs 15+-AIN1434Analog Inputs 15-
+AIN1516Analog Inputs 16+-AIN1535Analog Inputs 16-
N/C17N/CN/C36N/C
N/C18N/CN/C37N/C
N/C19N/CN/C
N/C

Connector C8

Connector C8

Simulator SignalDB37F (Rear)OP8660 (Front)Simulator SignalDB37F (Rear)OP8660 (Front)
+AOUT001Analog Outputs 1+-AOUT0020Analog Outputs 1-
+AOUT012Analog Outputs 2+-AOUT0121Analog Outputs 2-
+AOUT023Analog Outputs 3+-AOUT0222Analog Outputs 3-
+AOUT034Analog Outputs 4+-AOUT0323Analog Outputs 4-
+AOUT045Analog Outputs 5+-AOUT0424Analog Outputs 5-
+AOUT056Analog Outputs 6+-AOUT0525Analog Outputs 6-
+AOUT067Analog Outputs 7+-AOUT0626Analog Outputs 7-
+AOUT078Analog Outputs 8+-AOUT0727Analog Outputs 8-
+AOUT089Analog Outputs 9+-AOUT0828Analog Outputs 9-
+AOUT0910Analog Outputs 10+-AOUT0929Analog Outputs 10-
+AOUT1011Analog Outputs 11+-AOUT1030Analog Outputs 11-
+AOUT1112Analog Outputs 12+-AOUT1131Analog Outputs 12-
+AOUT12

13

Analog Outputs 13+-AOUT1232Analog Outputs 13-
+AOUT1314Analog Outputs 14+-AOUT1333Analog Outputs 14-
+AOUT1415Analog Outputs 15+-AOUT1434Analog Outputs 15-
+AOUT1516Analog Outputs 16+-AOUT1535Analog Outputs 16-
N/C17N/CN/C36N/C
N/C18N/CN/C37N/C
N/C19N/CN/C
N/C

DB9 Connectors (Front Interface)

DB9FOP8660 (Front)DB9FOP8660 (Front)
1GND6Channel A-
2Channel X+7Channel B-
3Channel A+8Channel Z-
4Channel B+9Channel X-
5Channel Z+

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