DFBM-CH120 DELTA | Alldatasheet
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Technical content
Data Sheet Jan 24, 2005 Proprietary Information and Specifications are Subject to Change DFBM-CH120 Bluetooth Module Class 2 Wireless communication module compliant with Bluetooth Specification V1.1. FEATURES: z Suitable for Cellula r Phones, Notebook PCs, PDAs, Digital Cameras, Printers ……., etc. z Small size and Low Profile using high-density packaging technology. z High sensitivity for better reception. z Various interfaces: UART, USB and PCM. z Wide operating temperature range: -40~+85℃. Device diagram TM TM PCM BC3- Handphone
Data Sheet Jan 24, 2005 Proprietary Information and Specifications are Subject to Change General Specification Bluetooth Specification Version 1.1 Frequency 2402~2480MHz Modulation FHSS/GFSK Transmission Rate 721kbps Receive Sensitivity Typ. -78dBm Maximum Output Power +4dBm(Class 2) Operating Voltage 2.2~3.6V Operating Temperature -40~+85℃ Antenna Impedance 50Ω Package Size 10.5x10.5x2.0 mm
Data Sheet Jan 24, 2005 Proprietary Information and Specifications are Subject to Change Interface Interface Description Antenna External Antenna 50Ω UART Interface TX, RX, RTS, CTS(9600bps~1.5Mbps) SPI Interface Synchronous Serial Interface for firmware download USB Interface Full speed Universal Serial Bus interface PCM Codec Qualcomm MSM 3000/5000 , Motorola MC145483/ MC145481 OKI MSM7705 , STW 5093/5094 PIO Interface 8 terminals AIO Interface 2 terminals Pin description Pin No. Name Description
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
Data Sheet Jan 24, 2005 Proprietary Information and Specifications are Subject to Change
5 Gnd Ground
6 NC Not Connected
7 NC Not Connected
8 NC Not Connected
9 NC Not Connected
10 Vdd_1.8V Supply Voltage (1.8V) 11 Vdd_3.15V Supply Voltage (3.15V)
12 USB_DP USB data plus with selectable internal
1.5kohm pull-up resistor
13 USB_DN USB data minus
14 Gnd 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 Synchronous data output
22 PCM_IN Synchronous data input
23 Gnd Ground
24 SPI_CSB Chip select for Serial Peripheral Interface,
Data Sheet Jan 24, 2005 Proprietary Information and Specifications are Subject to Change active low
25 SPI_CLK Serial Peripheral Interface clock
26 SPI_MOSI Serial Peripheral Interface data input
27 SPI_MISO Serial Periphe ral 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 Ground
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 Jan 24, 2005 Proprietary Information and Specifications are Subject to Change Dimensions (mm) Contact information Website: http://www.deltaww.com Email: Richard.meng@delta.com.tw (Worldwide) Email: