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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 ...