Data Sheet

FSC-BT1006A Datasheet
Shenzhen Feasycom Technology Co.,Ltd www.feasycom.com
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Contents
1. INTRODUCTION ............................................................................................................................................................... 5
2. GENERAL SPECIFICATION ................................................................................................................................................. 8
3. HARDWARE SPECIFICATION ........................................................................................................................................... 10
3.2PIN DEFINITION DESCRIPTIONS................................................................................................................................................... 10
4. PHYSICAL INTERFACE ..................................................................................................................................................... 13
4.1 POWER MANAGEMENT .......................................................................................................................................................... 13
4.1.1 Power Supply ............................................................................................................................................................ 13
4.1.2 Battery Charger ....................................................................................................................................................... 13
4.1.2.1 Battery Charger Hardware Operating Modes ....................................................................................................... 13
4.1.2.2 Battery Charger Trimming and Calibration ........................................................................................................... 15
4.1.2.3 On-chip application Battery Charger Control ........................................................................................................ 15
4.1.2.4 Battery Charger Firmware and PS Keys ................................................................................................................. 15
4.2 RESET ................................................................................................................................................................................. 15
4.2.1Digital Pin States on Reset ........................................................................................................................................... 16
4.3 GENERAL PURPOSE ANALOG IO ............................................................................................................................................... 16
4.4 GENERAL PURPOSE DIGITAL IO ................................................................................................................................................ 16
4.5 RF INTERFACE ...................................................................................................................................................................... 16
4.6 SERIAL INTERFACES ................................................................................................................................................................ 17
4.6.1 UART Interface ......................................................................................................................................................... 17
4.6.2 I
2
C Interface .............................................................................................................................................................. 18
4.6.3USB Interface ................................................................................................................................................................ 19
4.7LED DRIVERS .......................................................................................................................................................................... 19
4.8AUDIO INTERFACES ................................................................................................................................................................... 20
4.8.1 Audio Input and Output ........................................................................................................................................... 21
4.8.2 Audio Codec Interface .............................................................................................................................................. 21
4.8.3 Microphone bias generator ...................................................................................................................................... 25
4.8.4Line input ..................................................................................................................................................................... 26
4.8.5Output Stage ................................................................................................................................................................ 26
4.8.6I2S1 and I2S2 interface ................................................................................................................................................. 27
4.9PROGRAMMING AND DEBUG INTERFACE ....................................................................................................................................... 30
5. ELECTRICAL CHARACTERISTICS ...................................................................................................................................... 30
5.1 ABSOLUTE MAXIMUM RATINGS ............................................................................................................................................... 30
5.2 RECOMMENDED OPERATING CONDITIONS ................................................................................................................................. 31
5.3 INPUT/OUTPUT TERMINAL CHARACTERISTICS .............................................................................................................................. 31
5.3.1 Digital ....................................................................................................................................................................... 31
5.3.2Battery Charger ............................................................................................................................................................ 32
5.3.3USB ............................................................................................................................................................................... 33
5.3.4LED Driver Pads ............................................................................................................................................................ 33
5.4 STEREO CODEC ..................................................................................................................................................................... 33
5.4.1 Analogue to Digital Converter .................................................................................................................................. 33