RDA1846 Просмотр технического описания (PDF) - Unspecified

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RDA1846

SINGLE CHIP TRANSCEIVER FOR WALKIE TALKIE

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2. Table of Contents

1. General Description ....................................................................................................................................1

1.1

Features ........................................................................................................................................ 1

1.2

Applications .................................................................................................................................1

2. Table of Contents.........................................................................................................................................2

3. Functional Description................................................................................................................................3

3.1

RF input and output .......................................................................................................................3

3.2

Voice input and output................................................................................................................4

3.3

Synthesizer ...................................................................................................................................4

3.4

XTAL Clock .................................................................................................................................4

3.5

DSP functions...............................................................................................................................4

3.6

Integrated LDO ...........................................................................................................................4

3.7

Serial Control Interface ..............................................................................................................4

4. Electrical Characteristics ...........................................................................................................................5

5. Receiver/Transmitter Characteristics .......................................................................................................6

6. Control Interface Characteristics ..............................................................................................................7

7. Pins Description...........................................................................................................................................8

8. Application Diagram................................................................................................................................. 11

9. Package Outline.........................................................................................................................................12

10. Solder Mounting Condition......................................................................................................................13

11. Change List................................................................................................................................................16

12. Contact Information .................................................................................................................................16

Copyright © RDA Microelectronics Inc. 2009. All rights are reserved.

The information contained herein is the exclusive property of RDA and shall not be distributed, reproduced, or disclosed in whole or in

part without prior written permission of RDA.

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