Texas Instruments PCM1808EVM Скачать руководство пользователя страница 4 | Manualshive

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Board Layout

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SBAU349 – June 2020

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Copyright © 2020, Texas Instruments Incorporated

PCM1808 Evaluation Module

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Board Layout

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illustrate the EVM board layout.

Figure 1. PCM1808EVM Top Layer

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Содержание PCM1808EVM

Страница 1: ...d PCB layout that demonstrate TI s recommended practices for these devices Contents 1 Introduction 2 2 Power Supply 2 3 Hardware Configuration 2 4 Interfacing With the EVM 3 5 Board Layout 4 6 Schematic and Bill of Materials 7 7 Related Documentation 8 List of Figures 1 PCM1808EVM Top Layer 4 2 PCM1808EVM Power Plane 1 5 3 PCM1808EVM Power Plane 2 5 4 PCM1808EVM Bottom Layer 6 5 PCM1808EVM Schemat...

Страница 2: ... referenced to VDD and can be set to high 1 or low 0 If no shunt is installed then an internal 50 kΩ pulldown resistor will set the pin low so that the ADC remains in a defined state Table 1 shows the header numbers and their pin functions and Table 2 and Table 3 show the possible modes and output formats respectively In master mode BCK and LRCK are outputs generated by internal divider circuitry ...

Страница 3: ...io inputs to the PCM1808EVM can be applied through the RCA connectors J9 and J10 respectively or directly to the test points TP4 and TP5 respectively The single ended audio inputs pass through an optional anti aliasing filter made by R9 and C8 for the right input and R10 and C10 for the left input The capacitors can be left de populated and the resistors replaced with 0 Ω resistors if the filter i...

Страница 4: ...om 4 SBAU349 June 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated PCM1808 Evaluation Module 5 Board Layout Figure 1 to Figure 4 illustrate the EVM board layout Figure 1 PCM1808EVM Top Layer ...

Страница 5: ... com Board Layout 5 SBAU349 June 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated PCM1808 Evaluation Module Figure 2 PCM1808EVM Power Plane 1 Figure 3 PCM1808EVM Power Plane 2 ...

Страница 6: ...Board Layout www ti com 6 SBAU349 June 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated PCM1808 Evaluation Module Figure 4 PCM1808EVM Bottom Layer ...

Страница 7: ...ocumentation Feedback Copyright 2020 Texas Instruments Incorporated PCM1808 Evaluation Module 6 Schematic and Bill of Materials This section contains the EVM schematic and bill of materials 6 1 Schematic Figure 5 illustrates the EVM schematic Figure 5 PCM1808EVM Schematic ...

Страница 8: ... J11 1 Terminal Block 3 5mm Pitch 2x1 TH ED555 2DS On Shore Technology L1 1 Ferrite Bead 220 ohm 100 MHz 2 2 A 0603 MPZ1608S221A TDK R1 R2 R3 R4 4 RES 47 0 1 0 1 W 0603 RC0603FR 0747RL Yageo R5 1 RES 442 1 0 1 W AEC Q200 Grade 0 0603 CRCW0603442RFKEA Vishay Dale R6 R7 R8 3 RES 10 0 k 1 0 1 W AEC Q200 Grade 0 0603 CRCW060310K0FKEA Vishay Dale R9 R10 2 RES 100 1 0 125 W AEC Q200 Grade 0 0805 CRCW080...

Страница 9: ...other than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control techniques are used to the extent TI deems necessary TI does not test all parameters of each EVM User s claims against TI under this Section 2 are void if User fails to notify TI of any apparent defects...

Страница 10: ... These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation...

Страница 11: ...y for convenience and should be verified by User 1 Use EVMs in a shielded room or any other test facility as defined in the notification 173 issued by Ministry of Internal Affairs and Communications on March 28 2006 based on Sub section 1 1 of Article 6 of the Ministry s Rule for Enforcement of Radio Law of Japan 2 Use EVMs only after User obtains the license of Test Radio Station as provided in R...

Страница 12: ... any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard User assumes all responsibility and liability for any improper or unsafe handling or use of the EVM by User or its employees affiliates contractors or designees 4 4 User assumes all...

Страница 13: ...OR DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthermore no return of EVM s will be accepted if the package has been opened and no return of the EVM s will be accepted if they are damaged or otherwise not in a resalable condition If User feels it has...

Страница 14: ...se resources are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of these resources is prohibited No license is granted to any other TI intellectual property right or to any third party intellectual property right TI disclaims responsibility for...

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