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FLC-BTM805 Datasheet

Flaircomm Microelectronics Confidential

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CONTENTS

1. INTRODUCTION .................................................................................................................................................. 6

1.1 NAMING DECLARATION ........................................................................................................................................ 6

1.2 BLOCK DIAGRAM .................................................................................................................................................. 6

1.3 FEATURES ............................................................................................................................................................. 7

1.4 APPLICATIONS ...................................................................................................................................................... 7

2. GENERAL SPECIFICATION ............................................................................................................................. 8

3. PIN DEFINITION .................................................................................................................................................. 9

3.1 PIN CONFIGURATION ............................................................................................................................................. 9

3.2 PIN DEFINITION ................................................................................................................................................... 10

4. PHYSICAL INTERFACES ................................................................................................................................ 13

4.1 POWER CONTROL AND REGULATION .................................................................................................................. 13

4.1.1 High-voltage Linear Regulator ................................................................................................................... 13

4.1.1.1 Regulator Control ......................................................................................................................................... 13

4.1.2 Low-voltage VDD_DIG Linear Regulator ................................................................................................. 13

4.1.3 Low-voltage VDD_ANA Linear Regulator ............................................................................................... 13

4.1.4 Low-voltage VDD_AUX Linear Regulator ............................................................................................... 14

4.1.5 Power-on Sequencing ................................................................................................................................. 14

4.2 RESET ................................................................................................................................................................. 14

4.3 AUDIO INTERFACES............................................................................................................................................. 15

4.3.1 PCM Interface ............................................................................................................................................ 15

4.3.1 .1 PCM Interface Master/Slave ....................................................................................................................... 15

4.3.1.2 Long Frame Sync ........................................................................................................................................... 16

4.3.1.3 Short Frame Sync ........................................................................................................................................... 17

4.3.1.4 Multi-slot Operation ....................................................................................................................................... 17

4.3.1.5 GCI Interface .................................................................................................................................................. 18

4.3.1.6 Slots and Sample Formats .............................................................................................................................. 18

4.3.1.7 Additional Features ........................................................................................................................................ 19

4.3.1.8 PCM Timing Information ............................................................................................................................... 19

4.3.2 DIGITAL AUDIO INTERFACE (I

S) ........................................................................................................................... 24

4.4 RF INTERFACE .................................................................................................................................................... 26

4.5 GENERAL PURPOSE DIGITAL IO .......................................................................................................................... 26

4.6 HOST INTERFACES .............................................................................................................................................. 26

4.6.1 UART Interface .......................................................................................................................................... 26

4.6.2 UART Configuration While Reset is Active .............................................................................................. 27

5. ELECTRICAL CHARACTERISTIC ................................................................................................................ 28

5.1 ABSOLUTE MAXIMUM RATINGS ......................................................................................................................... 28

5.2 RECOMMENDED OPERATING CONDITIONS .......................................................................................................... 28

5.3 INPUT/OUTPUT TERMINAL CHARACTERISTICS .................................................................................................... 28

5.3.1 High-voltage Linear Regulator ................................................................................................................... 28

5.3.2 Low-voltage VDD_DIG linear Regulator .................................................................................................. 29

5.3.3 Low-voltage VDD_AUX Linear Regulator ............................................................................................... 29

5.3.4 Low-voltage VDD_RADIO Linear Regulator ........................................................................................... 29

5.3.5 Digital ......................................................................................................................................................... 29

6. REFERENCE DESIGN ....................................................................................................................................... 30

7. MECHANICAL CHARACTERISTIC .............................................................................................................. 31

8. RECOMMENDED PCB LAYOUT AND MOUNTING PATTERN............................................................... 33

8.1 ANTENNA CONNECTION AND GROUNDING PLANE DESIGN ................................................................................. 33