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Evaluation Board User Guide

UG-396

Rev. 0 | Page 9 of 16

10624-009

Figure 9. Schematic of Test Circuits

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Summary of Contents for UG-396

Page 1: ...e UG 396 user guide GENERAL DESCRIPTION This user guide describes the evaluation board for evaluating the AD5246 a single channel 128 position digital potentiometer The AD5246 supports a single supply...

Page 2: ...d SDP B 1 Revision History 2 Evaluation Board Hardware 3 Power Supplies 3 Link Options 3 Test Circuits 4 Evaluation Board Software 6 Installing the Software 6 Running the Software 6 Operating the Soft...

Page 3: ...switch options are incorporated in the EVAL MB LV SDZ evaluation board and should be set up before using the board Table 2 describes the positions of the links to control the evaluation board by a PC...

Page 4: ...hmic Gain Table 4 shows the options available for the voltage references Table 4 DAC Voltage References Terminal Link DB1 Link MB2 Options Description B A2 B A9 AC Connects Terminal A1 to VDD 2 VDD Co...

Page 5: ...10624 004 R38 2 7k Figure 4 Linear Noninverting Amplifier The inverting amplifier with linear gain is shown in Figure 5 and the gain is defined in Equation 5 Note that the input signal VIN must be neg...

Page 6: ...ction 4 Connect the EVAL AD5246DBZ and EVAL MB LV SDZ into the SDP board and the SDP board into the PC using the USB cable included in the evaluation kit 5 When the software detects the evaluation boa...

Page 7: ...clicked a write read operation is performed and the value displayed in this section is updated with the actual RDAC register value This function can be used to verify whether the write operation was...

Page 8: ...UG 396 Evaluation Board User Guide Rev 0 Page 8 of 16 SCHEMATICS AND ARTWORK MOTHERBOARD 10624 008 Figure 8 SDP Connector and Power Supply...

Page 9: ...Evaluation Board User Guide UG 396 Rev 0 Page 9 of 16 10624 009 Figure 9 Schematic of Test Circuits...

Page 10: ...UG 396 Evaluation Board User Guide Rev 0 Page 10 of 16 10624 010 Figure 10 Schematic of Connectors to Daughter Board 10624 011 Figure 11 Component Side View...

Page 11: ...Evaluation Board User Guide UG 396 Rev 0 Page 11 of 16 10624 012 Figure 12 Component Placement Drawing 10624 013 Figure 13 Layer 2 Side PCB Drawing...

Page 12: ...UG 396 Evaluation Board User Guide Rev 0 Page 12 of 16 DAUGHTER BOARD 10624 014 Figure 14 Schematic of Daughter Board...

Page 13: ...Evaluation Board User Guide UG 396 Rev 0 Page 13 of 16 10624 015 Figure 15 Component Side View 10624 016 Figure 16 Component Placement Drawing...

Page 14: ...UG 396 Evaluation Board User Guide Rev 0 Page 14 of 16 10624 017 Figure 17 Layer 2 Side PCB Drawing...

Page 15: ...03 FEC 1750678 1 R14 SMD resistor 100 1 0603 FEC 9330364 1 R4 SMD resistor 1 k 0 01 0603 FEC 9330380 3 R5 R25 R26 SMD resistor 100 k 1 0603 FEC 9330402 5 R15 R16 R17 R18 R19 SMD resistor 33 k 1 0603 F...

Page 16: ...e consultants The Evaluation Board is NOT sold to Customer all rights not expressly granted herein including ownership of the Evaluation Board are reserved by ADI CONFIDENTIALITY This Agreement and th...

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