Gebruiksaanwijzing /service van het product SLOU023A van de fabrikant Texas Instruments
Ga naar pagina of 26
2001 Mixed-Signal Products User ’ s Guide SLOU023A.
IMPORT ANT NOTICE T exas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify , before placing orders, that information being relied on is current and complete.
iii Chapter Title — Attribute Reference Preface Related Documentation From T exas Instruments TI Plug-N-Play Audio Amplifier Evaluation Platform (literature number SLOU01 1) provides detailed information on the evaluation platform and its use with TI audio evaluation modules.
iv.
Running Title — Attribute Reference v Chapter Title — Attribute Reference Contents 1 Introduction 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 Feature Highlights 1-2 .
Running Title — Attribute Reference vi Figures 1 – 1 The TI TP A1 12 MSOP Audio Amplifier Evaluation Module 1-3 . . . . . . . . . . . . . . . . . . . . . . . . . . 2 – 1 Quick Start Platform Map 2-2 . . . . . . . . . . . . . . . . . . . . . . . .
1-1 Introduction Introduction This chapter provides an overview of the T exas Instruments (TI ) TP A1 12 MSOP audio amplifier evaluation module (SLOP126). It includes a list of EVM features, a brief description of the module illustrated with a pictorial diagram, and a list of EVM specifications.
Features 1-2 Introduction 1.1 Features The TI TP A1 12 MSOP audio amplifier evaluation module and the TI plug-n-play audio amplifier evaluation platform include the following features: TP A1 12 MSOP Stereo Audio Power Amplifier Evaluation Module Dual channel, single-ended operation 150-mW output power per channel into 8 Ω at 5 V 2.
Description 1-3 Introduction 1.2 Description The TP A1 12 MSOP audio power amplifier evaluation module is a complete, low-power stereo audio power amplifier for high-fidelity line-level output, headphone, and small speaker applications.
1-4 Introduction.
2-1 Quick Start Quick Start The steps in this chapter can be followed to quickly prepare the TP A1 12 MSOP audio amplifier EVM for use. Using the TP A1 12 MSOP EVM with the TI plug-n-play audio amplifier evaluation platform is a quick and easy way to connect power , signal and control inputs, and signal outputs to the EVM using standard connectors.
Precautions 2-2 Quick Start 2.1 Precautions Power Supply Input Polarity and Maximum V oltage Always ensure that the polarity and voltage of the external power connected to V CC power input connector J1, J2, and/or V DD power input connector J6 are correct.
Quick Start List for Platform 2-3 Quick Start 2.2 Quick Start List for Platform Follow these steps when using the TP A1 12 MSOP EVM with the TI plug-n-play audio amplifier evaluation platform (see the platform user ’ s guide, SLOU01 1, for additional details).
Quick Start List for Stand-Alone 2-4 Quick Start 2.3 Quick Start List for Stand-Alone Follow these steps to use the TP A1 12 MSOP EVM stand-alone or to connect it into existing circuits or equipment.
3-1 Details Details This chapter provides details on the TP A1 12 IC, the evaluation module, the steps in the Quick-Start List, additional application information, and a parts list for the TP A1 12 MSOP evaluation module. T opic Page 3.1 Precautions 3 – 2 .
Precautions 3-2 Details 3.1 Precautions Power Supply Input Polarity and Maximum V oltage Always ensure that the polarity and voltage of the external power connected to V CC power input connector J1, J2, and/or V DD power input connector J6 are correct.
The TP A1 12 MSOP Audio Power Amplifier Evaluation Module 3-3 Details 3.2 The TP A1 12 MSOP Audio Power Amplifier Evaluation Module The TP A1 12 MSOP audio power amplifier evaluation module is powered by a TP A1 12 150-mW stereo audio amplifier IC. It can drive either line-level outputs, 32- Ω headphones, or 8- Ω speakers.
The TP A1 12 MSOP Audio Power Amplifier Evaluation Module 3-4 Details 3.2.1 TP A1 12 Audio Amplifier IC The TP A1 12 audio amplifier IC is a CMOS device intended primarily for high-performance line-level output, headphone driver , and small speaker applications.
The TP A1 12 MSOP Audio Power Amplifier Evaluation Module 3-5 Details 3.2.2 Module Gain The TP A1 12 MSOP evaluation module has a set gain of 4 (inverting) for each channel. However , the gain can be adjusted to a maximum of approximately 10 (inverting) by changing the value of feedback resistors (R8 and R10, Figure 3 – 3).
Using The TP A1 12 MSOP EVM With the Plug-N-Play Evaluation Platform 3-6 Details 3.3 Using The TP A1 12 MSOP EVM W ith the Plug-N-Play Evaluation Platform The TP A1 12 MSOP audio amplifier evaluation module is designed for use with the TI plug-n-play audio amplifier evaluation platform.
Using The TP A1 12 MSOP EVM With the Plug-N-Play Evaluation Platform 3-7 Details 3.3.2 Signal Routing Signal flow on the platform is controlled by two signal routing switches, as shown in Figure 3 – 5.
Using The TP A1 12 MSOP EVM With the Plug-N-Play Evaluation Platform 3-8 Details 3.3.3 Power Requirements The TP A1 12 MSOP audio power amplifier evaluation module can operate from a V DD voltage between approximately 2.
Using The TP A1 12 MSOP EVM With the Plug-N-Play Evaluation Platform 3-9 Details 3.3.4 Inputs and Outputs The TI plug-n-play audio amplifier evaluation platform is equipped with several standard conectors for audio inputs and outputs.
Using The TP A1 12 MSOP EVM Stand-Alone 3-10 Details 3.4 Using The TP A1 12 MSOP EVM Stand-Alone Using the TP A1 12 MSOP audio power amplifier evaluation module stand-alone is much the same as using it with the platform. The same 2.5-V to 5.5-V power supply requirement exists.
TP A1 12 MSOP Audio Power Amplifier Evaluation Module Parts List 3-1 1 Details 3.5 TP A1 12 MSOP Audio Power Amplifier Evaluation Module Parts List T able 3 – 1.
3-12 Details.
Een belangrijk punt na aankoop van elk apparaat Texas Instruments SLOU023A (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Texas Instruments SLOU023A heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Texas Instruments SLOU023A vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Texas Instruments SLOU023A leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Texas Instruments SLOU023A krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Texas Instruments SLOU023A bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Texas Instruments SLOU023A kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Texas Instruments SLOU023A . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
