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Texas Instruments DAC7741EVM manual PCB Layout, 1. Layer One Top Silkscreen

Models: DAC7741EVM

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PCB Layout

2.1 PCB Layout

The EVM is constructed on a four-layer printed-circuit board using a copper-clad FR-4 laminate material. The printed-circuit board has a dimension of 99,06 mm (3.90 inch) ⋅ 104,14 mm (4.10 inch), and the board thickness is 1,57 mm (0.062 inch). Figures 2-1 through 2-6 show the individual artwork layers.

Figure 2-1. Layer One (Top Silkscreen)

2-2

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Texas Instruments DAC7741EVM manual PCB Layout, 1. Layer One Top Silkscreen

Contents

October User’s GuideDAC7741EVM DAP EVMsIMPORTANT NOTICE EVM IMPORTANT NOTICE EVM WARNINGS AND RESTRICTIONS About This Manual How to Use This ManualRead This First Information About Cautions and WarningsFCC Warning Related Documentation From Texas InstrumentsQuestions about this or other Data Converter EVM’s? Trademarks1 EVM Overview ContentsFigures 2 Physical Description3-2 Unity Gain Output Jumper Settings Tables2-1 Parts List 3-1 Factory Default Jumper Setting 3-3 Gain of Two Output Jumper SettingsPage EVM OverviewChapter Topic1.2.1 Supply Voltage 1.1 Features1.2 Power Requirements 1.2.2 Reference VoltageEVM Overview 1.3 EVM Basic FunctionsEVM Basic Functions EVM Basic Functions Figure 1-1. EVM Block DiagramA block diagram of the EVM is shown below in the Figure Page Physical DescriptionChapter TopicPCB Layout 2.1 PCB LayoutFigure 2-1. Layer One Top Silkscreen Physical Description Figure 2-2. Layer Two Ground PlanePCB Layout Figure 2-3. Layer 3 Power Plane PCB LayoutPhysical Description Figure 2-4. Layer 4 Bottom PlanePCB Layout Figure 2-5. Drill Drawing PCB LayoutBill of Materials 2-1. Parts List2.2 Bill of Materials Physical DescriptionThis page has been left blank intentionally Bill of MaterialsPage EVM OperationChapter TopicFactory Default Setting 3.1 Factory Default SettingTable 3-1. Factory Default Jumper Setting Reference3.2.1 Unity Gain Output Table 3-2. Unity Gain Output Jumper Settings3.2 Host Processor Operation 3.2.2 Output Gain of Two Table 3-3. Gain of Two Output Jumper SettingsTable 3-4. Capacitive Load Drive Output Jumper Settings 3.2.3 Capacitive Load DriveJumper Setting 3.3 Jumper SettingTable 3-5. Jumper Setting Function ReferenceSetting Table 3-5. Jumper Setting Function ContinuedJumper Setting JumperSchematic 3.4 SchematicA schematic of the DAC7741 is found on the following page EVM OperationDAC7741 6443168