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| Preliminary DFBM-CM221 DFBM-CM221 Bluetooth TM Module Class 2 A Class 2 Bluetooth module suitable for MP3 applications. 1. FEATURES High Integrate, need minimum external components. Compliant to various interfaces: SPI, UART, USB. 2.Device Diagram S5~S6 S1~S4 Reset UART, USB, SPI LED Audio In/Out 1.8V Battery BC3-MM 1.8V X'tal Regulator Charger VUSB or DC Jack Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 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 1 mA 25 mA Frequency Transmission Rate Receive Sensitivity Maximum Output Power Operating Voltage Operating Temperature Storage Temperature Antenna Impedance Package Size Operating Range Quiescent Current Standby Current Operating Current 4.RF Characteristics RF Characteristics 1. Frequency Range Min. Typ. Max. 2402 ~ 2483.5 Unit MHz Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 2. Output Power ( Hopping On ) 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 ) 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 May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 8. Multi Slot Sensitivity ( Hopping Off & On ) 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 Data Sheet Name D2 GND ANT PIO11 MIC_P_R MIC_N_R MIC_P_L MIC_N_L 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) May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 SPK_N_R 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 Speaker output negative (right side) 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 High when incoming call Volume up Volume down Turn on Reset if high Forward Backward Battery voltage input Ground 1.8V output Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 31 32 GND D1 Ground Light if battery is charged or low battery Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 7.Reference design for Headset application Note: 1. The Mini USB can replace to DC Jack. It used to charge the battery. 2. The RESET pin can connect to VUSB or place a SW. Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 8.Dimensions (mm) Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CM221 Contact information: Website: http://www.deltaww.com Email: jonathan.chen@delta.com.tw Tel No.: 886-3-3591968 # 2925 Data Sheet May 23, 2005 Proprietary Information and Specifications are Subject to Change |
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