DFBM-CF121

www.DataSheet4U.com Preliminary DFBM-CF121 DFBM-CF121 Bluetooth TM Module Class 2 Wireless communication module compliant with TM Bluetooth Specification V1.1/ 1.2 FEATURES: Build-in codec suitable for GPS, Mono_Headset, PCs, Digital Cameras, Printers ……., etc. Small size and Low Profile using high-density packaging technology. High sensitivity for better reception. Variable profiles with 4M flash ROM. Various interfaces: UART, USB and PCM. Wide operating temperature range: -40~+85℃. Device diagram ANT Filter Balun UART USB BC2 -Flash SPI/ PIO FLASH CODEC Speaker / M IC Or PCM X ’TAL Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 General Specification Bluetooth Specification Frequency Modulation Transmission Rate Receive Sensitivity Maximum Output Power Operating Voltage Operating Temperature Antenna Impedance Flash Memory Package Size Depend on SW 2402~2480MHz FHSS/GFSK 721kbps Typ. -78dBm +4dBm(Class 2) 2.7~3.3V -40~+85℃ 50Ω 4M bit 10.5*10.5*2.0 (mm) Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 Interface Interface Antenna UART Interface SPI Interface USB Interface PCM Codec PIO Interface AIO Interface Description External Antenna 50Ω TX, RX, RTS, CTS(9600bps~1.5Mbps) Synchronous Serial Interface for firmware download Full speed Universal Serial Bus interface Qualcomm MSM 3000/5000 , Motorola MC145483/ MC145481 OKI MSM7705 , ST...