F-3289 CSR8635 BLE Audio Module

1. Introduction

The Bluetooth 4.0 modules F-3289 which is a high performance, cost-effective, low power and compact solution. The Bluetooth module provides a complete 2.4GHz Bluetooth system based on CSR 8635 chip which is a single-chip radio and baseband IC for Bluetooth 2.4GHz systems including basic rate, EDR to 3Mbps and Bluetooth low energy

2. Key Features

• Fully Qualified Single-chip Bluetooth® v4.0 System
•-91dBm (typical) π/4 DQPSK receiver sensitivity and -81dBm (typical) 8DPSK receiver sensitivity
• A2DP v1.2, multipoint A2DP support enables connection to 2 A2DP source devices for music playback
• CSR’s latest CVC technology for narrowband and wideband voice connections including wind noise reduction
• AVRCP v1.4
• Wideband speech supported by HFP v1.6 and mSBC codec
•Audio interfaces: I²S and PCM
• Stereo codec with 1 microphone input
• 5-band fully configurable EQ
• SBC, MP3 and AAC decoder support
• Wired audio support

■Bluetooth low energy
• Dual-mode Bluetooth low energy radio
• Support for Bluetooth basic rate / EDR and low energy connections
• 3 Bluetooth low energy connections at the same time as basic rate A2DP
• Slim module with 24.5mm x 14.1mm x 2.0mm
• RoHS Compliant

3. applicazioni

• Stereo speakers
• Speakerphones
• Handsfree car kits
• 1-mic stereo headset or headphones

4. Parameters

• The type of antenna: Printed antenna for PCB
• Antenna gain: 0dbi
• Modulation: GFSK,π/4QPSK,8DPSK
• Bluetooth bandwidth: 1MHZ