Preliminary

DLBM-CH122

Data Sheet

May 19, 2005

Proprietary Information and Specifications are Subject to Change

8.Application circuit

***Important: The circuit is offered without warranty and Delta is unable to accept any liability for

direct or consequential loss associated with their use. It is therefore important for designers to

ensure that their Bluetooth handphone design is properly evaluated in a Design Verification

Test. The results of the Design Verification Test should be used to assess the suitability of the

handphone for manufacture.***

Figure 3. 2.7~3.6V Supply

ANT

MIC_N

MIC_P

SPKR_N

SPKR_P

UART_TX

UART_RX

UART_RTS

UART_CTS

DLBM-CH121

21

22

20

3

4

23

5

6

10

UART_TX

UART_RX

SPKR_P

SPKR_N

MIC_P

MIC_N

C

2.2U

ANT (Max Gain>0dBi)

3V15

PIO_0

RESET B

24

34

AUDIO_SEL

RESET B

33

R

100ohm

D

LED

3V15

PIO_1

DISCONNECT

L

1.8nH

25

PIO_4

PIO_5

DATA_SEL

PWR_UP

26

C

2.2U

DLBM-CH122