Data Sheet

FLC-BTM901 Datasheet
Flaircomm Microelectronics,Inc. - 4-
11.1 Analog Audio Interfaces................................................................................................................................. 28
11.1.1 Line/Mic Inputs.....................................................................................................................................28
11.1.2 Line/Headphone Outputs................................................................................................................... 29
11.2 Digital Audio Interfaces.................................................................................................................................. 30
11.2.1 Digital Microphone Inputs.................................................................................................................. 30
11.2.2 Standard I²S/PCM Interface.............................................................................................................. 30
11.2.3 LI²S/PCM Master Mode Timing Diagram.........................................................................................31
11.2.4 SPDIF Interface................................................................................................................................... 31
11.2.5 Audio MCLK......................................................................................................................................... 31
12 Peripheral Interfaces.......................................................................................................................................33
12.1 PIO.................................................................................................................................................................... 33
12.2 Standard I/O.................................................................................................................................................... 33
12.3 Pad Multiplexing..............................................................................................................................................33
12.4 RESET# reset Pin...........................................................................................................................................34
12.5 SYS_CTRL Pin................................................................................................................................................34
12.6 LED Pads......................................................................................................................................................... 35
12.7 LED Controllers...............................................................................................................................................35
12.8 USB Interface.................................................................................................................................................. 36
12.8.1 USB Device Port................................................................................................................................. 36
12.9 USB Charger Detection................................................................................................................................. 37
13 System Manager...............................................................................................................................................38
13.1 System Timer...................................................................................................................................................38
14 PMU Subsystem............................................................................................................................................... 39
14.1 Li-ion Charger..................................................................................................................................................39
14.2 General Charger Operation...........................................................................................................................39
14.2.1 Trickle Charge..................................................................................................................................... 39
14.2.2 Pre-charge........................................................................................................................................... 39
14.2.3 Fast Charge......................................................................................................................................... 40
14.2.4 Standby Mode..................................................................................................................................... 41
14.2.5 Battery Protection............................................................................................................................... 41
14.2.6 Temperature Measurement During Charging................................................................................. 41
14.3 Charging Modes..............................................................................................................................................41
14.4 Charger With External Transistor................................................................................................................. 42
14.4.1 Selection of Sense Resistor Value................................................................................................... 42
14.4.2 Selection of PNP Transistor.............................................................................................................. 42
15 Bluetooth Performance Specification........................................................................................................ 43
16 Reference Design.............................................................................................................................................44
17 Recommended Reflow Profile...................................................................................................................... 45
18 Mechanical Characteristic............................................................................................................................. 46
19 Recommended PCB Layout and Mounting Pattern................................................................................48
20 Ordering Information...................................................................................................................................... 49
20.1 Product Packaging Information.................................................................................................................... 49
20.2 Ordering Information...................................................................................................................................... 49
20.2.1 Product Revision................................................................................................................................. 49
20.2.2 Shipping Package............................................................................................................................... 49
20.2.3 Product Package.................................................................................................................................50