User's Manual

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[IK-CSR8645] Bluetooth Module for Audio

Features

- Dual-mode Bluetooth / Bluetooth low energy radio

- Stereo codec with 2 microphone inputs

- Fast Charging support up to 200mA with no external components

- Multipoint support for A2DP connection to 2 A2DP source for music playback

- aptX, SBC, MP3, AAC and Fast stream decoder

- Built-in Reference Clock: 26MHz

- RoHS Compliant

Applications

- Stereo headsets

- Wired stereo headset and headphones

- Portable stereo speakers

Device Overview

Summary of content (7 pages)

PAGE 1
[IK-CSR8645] Bluetooth Module for Audio Features - Dual-mode Bluetooth / Bluetooth low energy radio Stereo codec with 2 microphone inputs Fast Charging support up to 200mA with no external components Multipoint support for A2DP connection to 2 A2DP source for music playback aptX, SBC, MP3, AAC and Fast stream decoder Built-in Reference Clock: 26MHz RoHS Compliant Applications - Stereo headsets Wired stereo headset and headphones Portable stereo speakers Device Overview
PAGE 2
Dimensions
PAGE 3
RF specification Parameter (BDR transmitter) Maximum Transmit Power Power Density Power Control Frequency Range 20dB Bandwidth for modulation carrier F=F0±2MHz Adjacent F=F0±3MHz Channel power F=F0±≥3MHz △F1avg Modulation △F2max Characteristics △F2avg/△F1avg Initial Carrier Frequency Tolerance Single slot packet Carrier Frequency Drift Five slot packet Parameter (BDR receiver) Sensitivity level(at 0.1% BER) Maximum received signal(at 0.
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Block Diagram PIN Description
PAGE 5
Antenna / Chip Antenna Frequency Range : 2 400 ~ 2 483.5 MHz Peak Gain : 3.
PAGE 6
Regulatory USA The IK-CSR8645 module has been labeled with its own FCC ID number, and if the FCC ID is not visible when the module is installed inside host audio device. Then the outside of the finished product into which the module is installed must also display a label referring to the enclosed module. This exterior label can use wording as follows: Contains FCC ID: VNH-IK-CSR8645 This device complies with Part 15 of the FCC Rules.
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CANADA The IK-CSR8645 module has been labeled with its own IC number, and if the IC is not visible when the module is installed inside host audio device. Then the outside of the finished product into which the module is installed must also display a label referring to the enclosed module.