User's Manual

FLC-BTM501 Datasheet
Flaircomm Microelectronics Confidential
-3-
CONTENTS
1. INTRODUCTION ............................................................................................................................................... 6
1.1 NAMING DECLARATION ..................................................................................................................................... 6
1.2 BLOCK DIAGRAM ............................................................................................................................................... 7
1.3 FEATURES .......................................................................................................................................................... 7
1.4 APPLICATIONS ................................................................................................................................................... 7
2. GENERAL SPECIFICATION .......................................................................................................................... 9
3. PIN DEFINITION ............................................................................................................................................. 10
3.1 PIN CONFIGURATION ........................................................................................................................................ 10
3.2 PIN DEFINITION ................................................................................................................................................ 10
4. PHYSICAL INTERFACES ............................................................................................................................. 13
4.1 POWER SUPPLY ................................................................................................................................................ 13
4.2 RESET .............................................................................................................................................................. 13
4.3 AUDIO INTERFACES.......................................................................................................................................... 14
4.3.1 ADC ........................................................................................................................................................ 14
4.3.2 ADC Sample Rate Selection and Warping .............................................................................................. 14
4.3.3 ADC Gain ................................................................................................................................................ 14
4.3.4 DAC ........................................................................................................................................................ 15
4.3.5 DAC Sample Rate Selection and Warping .............................................................................................. 15
4.3.6 DAC Gain ................................................................................................................................................ 15
4.3.7 Mono Operation ...................................................................................................................................... 15
4.3.8 Audio Input Stage .................................................................................................................................... 15
4.3.9 Microphone Input .................................................................................................................................... 15
4.3.10 Audio Output Stage ................................................................................................................................. 15
4.4 RF INTERFACE ................................................................................................................................................. 16
4.5 GENERAL PURPOSE ANALOG IO ...................................................................................................................... 16
4.6 GENERAL PURPOSE DIGITAL IO ....................................................................................................................... 16
4.6.1 Audio Signal Control .............................................................................................................................. 16
4.7 SERIAL INTERFACES ......................................................................................................................................... 17
4.7.1 UART ...................................................................................................................................................... 17
4.7.2 USB ......................................................................................................................................................... 17
4.7.3 I
2
C ........................................................................................................................................................... 19
4.7.4 SPI ........................................................................................................................................................... 20
5. ELECTRICAL CHARACTERISTIC ............................................................................................................. 21
5.1 ABSOLUTE MAXIMUM RATING ........................................................................................................................ 21
5.2 RECOMMENDED OPERATING CONDITIONS ....................................................................................................... 21
5.3 INPUT/OUTPUT TERMINAL CHARACTERISTICS ................................................................................................. 21
5.3.1 Digital Terminals ..................................................................................................................................... 21
5.3.2 USB ......................................................................................................................................................... 22
5.3.3 Internal CODEC - Analogue to Digital Converter .................................................................................. 22
5.3.4 Internal CODEC - Digital to Analogue Converter .................................................................................. 23
5.3.5 Microphone Input .................................................................................................................................... 23
5.3.6 Speaker Output ........................................................................................................................................ 23
5.4 POWER CONSUMPTIONS .................................................................................................................................... 24
6. REFERENCE DESIGN .................................................................................................................................... 25
7. MECHANICAL CHARACTERISTIC ........................................................................................................... 26
8. RECOMMENDED PCB LAYOUT AND MOUNTING PATTERN............................................................ 27
8.1 ANTENNA CONNECTION AND GROUNDING PLANE DESIGN .............................................................................. 27