BK3254 Datasheet

v 0.5

© 2011 Beken Corporation

Proprietary and Confidential

Page 4 of 17

1.

General Description

The BK3254 chip is a highly integrated single-chip Bluetooth multimedia device. It integrates

Bluetooth transceiver, FM receiver, SD-card interface, USB OTG, and high performance

audio peripheral. The BK3254 cache based architecture enables it is fully programmable with

any application, that it may be used for control and multimedia hybrid application.

1.1.

Features



Operation voltage from 2.8 V to 5.2 V



Bluetooth 4.1 + EDR compliant



-90 dBm sensitivity for 1 Mbps mode and 5 dBm transmit power



-107 dBm sensitivity FM receiver



1-wire or 4-wires SD-card interface



USB 2.0 host and device



Integrated 90 dB SNR ADC and stereo DAC



I2C,SPI and UART interface



Bluetooth A2DP, AVRCP and HFP profile



SSOP24, SSOP28, QFN48 , QFN32 package

1.2.

Applications



Multi-mode Bluetooth stereo speaker



Bluetooth control and multimedia hybrid