Texas Instruments TLC3578EVM Manual do Utilizador

TLC3578EVM FamilyAugust 2003 Data Acquisition−Digital/Analog ConvertersUser’s GuideSLAU110

Features1-21.1 Features- Evaluation board featuring one of the following:J TLC3578 ADC (order TLC3578 EVM)J TLC3574 ADC (order TLC3574 EVM)J TLC3548 A

2-1Analog Interface Analog InterfaceTopic Page2.1 Analog Interface Block Diagram 2-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.

Analog Interface Block Diagram2-22.1 Analog Interface Block DiagramA block diagram for the analog interface of the EVM is shown in Figure 2−1.Figure 2

Physical Pinout Description2-3Analog Interface2.4 Physical Pinout DescriptionSamtec part numbers SSW-110-22-F-D-VS-K and TSM-110-01-T-DV-Pprovide a co

Configuration Options2-42.6 Configuration OptionsThere are a number of options available via shorting jumpers. These aredetailed below:Table 2−3.Jumpe

3-1Digital Interface Digital InterfaceThe digital interface for the EVM is simply the appropriate digital signals fromthe ADC routed and presented to

Physical Pinout Description3-23.1 Physical Pinout DescriptionThe EVM is designed for easy interfacing to multiple platforms. Samtec partnumbers SSW-11

4-1Power Supply Power SupplyThe EVM accepts four power supplies.- A dual ± Vs dc supply for the dual-supply op-amps.- A single 5.0 V dc supply for the

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5-1Getting the Most From Your EVM Getting the Most From Your EVMA wide range of prototyping options and software solutions are available fromTI, and o

IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications,enhancements, improvemen

Additional Hardware Options5-25.1 Additional Hardware OptionsIn general there are three hardware directions that the user can take with theEVM.5.1.1 S

Additional Hardware Options5-3Getting the Most From Your EVMFigure 5−1. EVM SelectionTMS320C6711DSKTMS320C3000Interface CardTMS320C6711DSPTLC3578 EVMT

5-4

6-1Bill of Materials, Board Layouts, and Schematic Bill of Materials, Board Layouts, andSchematicThis chapter contains the EVM bill of materials, boar

Bill of Materials for EVM6-26.1 Bill of Materials for EVMItemno.Qty Value Ref Des Description Vendor Part number1 1 0R R19 Resistor, 0−Ω 1/16 W 5%0402

Bill of Materials for EVM6-3Bill of Materials, Board Layouts, and Schematic22 1 TLC3578 U4 IC, A/D 8−CH, 14−BIT, LP 24−TSSOPTexas InstrumentsTLC3578IP

Board Layouts6-46.2 Board LayoutsFigure 6−1. Top Layer

Board Layouts6-5Bill of Materials, Board Layouts, and SchematicFigure 6−2. Internal Plane 1Figure 6−3. Internal Plane 2

Board Layouts6-6Figure 6−4. Bottom Layer (Mirrored)

EVM Schematic6-7Bill of Materials, Board Layouts, and Schematic6.3 EVM SchematicThe EVM schematic is a PDF attachment following this page.

EVM IMPORTANT NOTICETexas Instruments (TI) provides the enclosed product(s) under the following conditions:This evaluation kit being sold by TI is int

1 2 3 4 5 6ABCD654321DCBAti12500 TI Boulevard. Dallas, Texas 75243Title:SHEET: OF:FILE: SIZE:DATE:REV:21-Aug-2003Drawn By:Engineer:Revision HistoryRE

1 2 3 4 5 6ABCD654321DCBAti12500 TI Boulevard. Dallas, Texas 75243Title:SHEET: OF:FILE: SIZE:DATE:REV:21-Aug-2003Drawn By:Engineer:Revision HistoryRE

1 2 3 4 5 6ABCD654321DCBAti12500 TI Boulevard. Dallas, Texas 75243Title:SHEET: OF:FILE: SIZE:DATE:REV:21-Aug-2003Drawn By:Engineer:Revision HistoryRE

EVM WARNINGS AND RESTRICTIONSIt is important to operate this EVM within the input voltage range of 15 V.Exceeding the specified input range may cause

How to Use This Manualv PrefaceRead This FirstAbout This ManualThis user’s guide describes the characteristics, operation, and use ofthe following ev

TrademarksviFCC WarningThis equipment is intended for use in a laboratory test environment only. Itgenerates, uses, and can radiate radio frequency en

Contentsvii Contents1 EVM Overview 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ContentsviiiFigures2−1 Block Diagram 2-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1-1EVM Overview EVM OverviewEach evaluation board is based on the equivalent ADC. All ADCs use asynchronous serial interface which can be simply inter