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| Preliminary DFBM-CM22A DFBM-CM22A Bluetooth TM Module Class 2 A Class 2 Bluetooth module suitable for wireless Audio Dongle applications. 1. FEATURES Suitable for Stereo Audio Dongle applications. High Integrate, need minimum external components. 2.Device Diagram BC3-MM S1~S6 Reset UART, USB, SPI LED Audio In/Out 1.8V Battery 1.8V X'tal Regulator Charger VUSB or DC Jack Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 3.General Specification Bluetooth TM Specification Version 1.2 2.4GHz ISM Band 723 kbps -81 dBm +4 dBm (Class 2) 3.4~4.2 V -20~+75 -40~+85 50 ohm 17.4*16.7*2.2 mm 10 meters 17 uA 25 mA Frequency Transmission Rate Receive Sensitivity Maximum Output Power Operating Voltage Operating Temperature Storage Temperature Antenna Impedance Package Size Operating Range Quiescent Current Operating Current 4.RF Characteristics RF Characteristics 1. Frequency Range 2. Output Power ( Hopping On ) Min. Typ. Max. 2402 ~ 2483.5 Unit MHz Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 2-1. Average Power 2-2. Maximum Power 2-3. Minimum Power 3. Power Control ( Hopping Off ) 3-1. Maximum Step 3-2. Minimum Step 4. Initial Carrier ( Hopping On ) 4-1. Average Offset 4-2. Max +ve Offset 4-3. Max -ve Offset 5. Carrier Drift ( Hopping On, Low & Mid & High Channel ) 5-1. Drift Rate 5-2. DH1 5-3. DH3 5-4. DH5 6. Modulation Characteristics ( Hopping Off ) 6-1. F1 Average 6-2. F2 Maximum 6-3. F1 / F2 Ratio 7. Single Sensitivity ( Hopping Off & On ) 7-1. Overall BER ( -70dBm ) 8. Multi Slot Sensitivity ( Hopping Off & On ) 0 0.1 % 140 115 0.8 165 145 0.95 175 KHz KHz -20 -25 -40 -40 10 10 10 10 20 25 40 40 KHz KHz KHz KHz -20 -20 -20 20 20 20 KHz KHz KHz 2 5 4 8 dBm dBm -6 2 4 dBm dBm dBm Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 8-1. Overall BER ( -70dBm ) 9. Maximum Input Level ( Hopping Off ) 9-1. Overall BER 0 0.1 % 0 0.1 % 5.Audio Characteristics RF Characteristics 1. SNR 2. THD Min. Typ. Max. 85 6 Unit dBm % 6.Pin Description Pin No. 1 2 3 4 5 6 7 8 9 Data Sheet Name D2 GND ANT PIO11 MIC_P_R MIC_N_R MIC_P_L MIC_N_L SPK_N_R Ground RF input/output Description Light if power on or pair Programmable input/output Microphone input positive (right side) Microphone input negative (right side) Microphone input positive (left side) Microphone input negative (left side) Speaker output negative (right side) Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 SPK_P_R SPK_N_L SPK_P_L GND USB DUSB D+ VUSB UART_RTS UART_TX UART_CTS UART_RX S4 S3 S2 S1 RESET S5 S6 VBAT GND 1.8V GND Speaker output positive (right side) Speaker output negative (left side) Speaker output positive (left side) Ground USB data minus Input USB data plus with selectable internal 1.5kohm pull-up resistor 5V input UART request to send active low UART data output UART clear to send active low UART data input Turn off Volume up Volume down Turn on Reset if high Forward Backward Battery voltage input Ground 1.8V output Ground Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 32 D1 Light if battery is charged or low battery Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 7.Reference design for Headset application Note: 1. The Mini USB can replace to DC Jack. It used to charge the battery. Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A 8.Dimensions (mm) Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM22A Contact information: Website: http://www.deltaww.com Email: jonathan.chen@delta.com.tw Tel No.: 886-3-3591968 # 2925 Data Sheet Apr 18, 2005 Proprietary Information and Specifications are Subject to Change |
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