DFBM-CA220 DFBM-CA220 Bluetooth TM Module Class 2 A Class 2 Bluetooth module compliant with Bluetooth Specification V1.2 for wireless Audio applications. FEATURES: Suitable for Headsets, Cellular Headsets, PDAs ……., etc. Small size and Low Profile using high-density packaging technology. High sensitivity for better reception. Various interfaces: UART, USB and PCM. Wide operating temperature range: -40~+85℃. Device diagram BC2-Audio headset extra with CODEC And PCM Data Sheet Feb 24, 2005 Proprietary Information and Specifications are Subject to Change DFBM-CA220 General Specification Bluetooth Specification Version 1.2 Frequency 2402~2480MHz Modulation FHSS/GFSK Transmission Rate 721kbps Receive Sensitivity Typ. -78dBm Maximum Output Power +4dBm(Class 2) Operating Voltage 2.7~3.6V Operating Temperature -40~+85℃ Antenna Impedance 50Ω Package Size 10.5*10.5*2.0 (mm) Data Sheet Feb 24, 2005 Proprietary Information and Specifications are Subject to Change DFBM-CA220 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 Data Sheet Feb 24, 2005 Proprietary Information and Specifications are Subject to Change DFBM-CA220 Application Circuit Q1 BC847BW 1 2 J2 3.7V BATTERY 1.8V 3.7V Battery 1 U1 ISL6292 1 2 3 4 5 C2 VIN VBAT FAULT VSEN STATUS IREF TIME V2P8 GND EN C4 C12 2 100N 10u 3 10 VIN 5 LX L3 10u C13 GND 10u CE/ VOUT 4 D1 B-LED U2 XC9216 9 1.8V 8 D2 R-LED 3.7V Battery 7 6 R4 R2 0R 10NF D3 BAT54W R11 10k 220K 1% S3 VOL+ SW R1 10K C3 1UF S2 VOL-SW S1 TALK SW R12 300R R13 680R 19 20 21 22 23 24 25 26 27 R5 150K 1% 17 R3 5K 16 15 DC5V JACK C1 10UF 14 13 12 11 1.8V 10 UART_TX UART_RX UART_CTS PIO_11 PC M _ C LK P C M _ SY N C PCM _O U T P C M _ IN GND S PI _ C SB S PI _ C L K S PI _ M O S I S PI _ M I SO 18 UART_RTS PIO_9 PIO_5 PIO_4 U3 GND GND DFBM-CA220/CA221 USB_DN PIO_3 USB_DP PIO_2 VDD_3.15V PIO_1 VDD_1.8V S PK _ N S PK _ P M I C _P M I C _N GND ANT A I O _0 A I O _1 R E SET J1 PIO_0 Q2 BC847BW 28 Q3 BC847BW 29 R15 10K 30 31 R16 32 R7 47K 10K 33 34 35 36 9 8 7 6 5 4 3 2 1 3.7V BATTERY U4 1 2 3 C11 10N VIN VOUT J5 2 SPEAK 1 GND CE/ XC6209 NC E? ANTENNA 5 4 C14 C10 2U2 2.2uF L2 R14 2.2nH 100K C7 47N J4 MIC 2 1 R6 2K2 C9 15P Data Sheet C5 TBD C8 47N C6 1pF Q4 BC847BW Feb 24, 2005 Proprietary Information and Specifications are Subject to Change R8 47K DFBM-CA220 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 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 Description 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 Data Sheet Feb 24, 2005 Proprietary Information and Specifications are Subject to Change DFBM-CA220 19 20 PCM_CLK Synchronous data clock PCM_SYNC Synchronous data sync 21 PCM_OUT 22 PCM_IN 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 Synchronous data output Synchronous data input Ground Ground Feb 24, 2005 Proprietary Information and Specifications are Subject to Change DFBM-CA220 Dimensions (mm) Contact information: Website: http://www.deltaww.com Email: [email protected] (Worldwide) Tel No.: 886-3-3591968#2925 Data Sheet Feb 24, 2005 Proprietary Information and Specifications are Subject to Change