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 Speaker / M IC CODEC Or PCM X ’TAL Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 General Specification Bluetooth Specification Depend on SW Frequency 2402~2480MHz Modulation FHSS/GFSK Transmission Rate 721kbps Receive Sensitivity Typ. -78dBm Maximum Output Power +4dBm(Class 2) Operating Voltage 2.7~3.3V Operating Temperature -40~+85℃ Antenna Impedance 50Ω Flash Memory 4M bit Package Size 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 Description Antenna External Antenna 50Ω UART Interface PIO Interface 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 , STW 5093/5094 8 terminals AIO Interface 2 terminals SPI Interface USB Interface PCM Codec Rating Min Max Unit Storage Temperature -40 +85 ℃ VDD_1.8V -0.4 +1.9 V VDD_3.15V -0.4 +3.6 V Min Max Unit VDD_1.8V +1.7 +1.9 V VDD_3.15V +2.7 +3.6 V Recommend Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 Current consumption Typical Average Current Consumption VDD=1.8V Temperature = +20°C Output Power = +3dBm Mode Avg Unit SCO connection HV3 (30ms interval Sniff Mode) (Slave) 26.0 mA SCO connection HV3 (30ms interval Sniff Mode) (Master) 26.0 mA SCO connection HV3 (No Sniff Mode) (Slave) 32.0 mA SCO connection HV1 (Slave) 43.0 mA SCO connection HV1 (Master) 43.0 mA ACL data transfer 115.2kbps UART no traffic (Master) 7.0 mA ACL data transfer 115.2kbps UART no traffic (Slave) 24.0 mA ACL data transfer 720kbps UART (Master or Slave) 50.0 mA ACL data transfer 720kbps USB (Master or Slave) 50.0 mA ACL connection, Sniff Mode 40ms interval, 38.4kbps UART 4.0 mA ACL connection, Sniff Mode 1.28s interval, 38.4kbps UART 0.5 mA Parked Slave, 1.28s beacon interval, 38.4kbps UART 0.6 mA Standby Mode (Connected to host, no RF activity) 85.0 µA Reset (RST high or RSTB low) 55.0 µA Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 Application circuit Pin description Pin No. Name 1 Reset An active high reset 2 AIO_1 Analogue Programmable input/output 3 AIO_0 Analogue Programmable input/output Data Sheet Description April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 4 ANT RF input/output 5 Gnd Ground 6 MIC- Microphone input negative 7 MIC+ Microphone input positive 8 SP+ Speaker output positive 9 SP- Speaker output negative 10 Vdd_1.8V 11 Vdd_3.15V Supply Voltage (3.15V) USB data plus with selectable internal USB_DP 1.5kohm pull-up resistor USB_DN USB data minus 12 13 14 Gnd Supply Voltage (1.8V) Ground 15 UART_RTS UART request to send active low 16 UART_CTS UART clear to send active low 17 UART_RX UART data input active high 18 UART_TX UART data output active high 19 PCM_CLK Synchronous data clock 20 PCM_SYNC Synchronous data sync 21 PCM_OUT 22 PCM_IN Data Sheet Synchronous data output Synchronous data input April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 23 Gnd 24 SPI_CSB Chip select for Serial Peripheral Interface, active low 25 SPI_CLK Serial Peripheral Interface clock 26 SPI_MOSI Serial Peripheral Interface data input 27 SPI_MISO Serial Peripheral Interface data output 28 PIO_11 Programmable input/output line 29 PIO_9 Programmable input/output line 30 PIO_5 Programmable input/output line 31 PIO_4 Programmable input/output line 32 Gnd 33 PIO_3 Programmable input/output line 34 PIO_2 Programmable input/output line 35 PIO_1 Programmable input/output line 36 PIO_0 Programmable input/output line Data Sheet Ground Ground April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 Dimensions (mm) Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change Preliminary DFBM-CF121 Record of changes Date Content of change April 27, 2005 1) Includes maximum rating. 2) Includes recommendation. 3) Includes application circuit. 4) Includes current consumption table. Contact information: Website: http://www.deltaww.com Email: [email protected] (Worldwide) Tel: +886-3-3591968 Ext: 2925 Data Sheet April 27, 2005 Proprietary Information and Specifications are Subject to Change