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BK3254 Datasheet(PDF) 12 Page - Beken Corporation

Part # BK3254
Description  Bluetooth Multimedia SoC
Download  17 Pages
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Manufacturer  BEKEN [Beken Corporation]
Direct Link  http://www.bekencorp.com/en
Logo BEKEN - Beken Corporation

BK3254 Datasheet(HTML) 12 Page - Beken Corporation

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BK3254 Datasheet
v 0.5
© 2011 Beken Corporation
Proprietary and Confidential
Page 12 of 17
3.8.
SAR ADC and LED
The SAR ADC has 10-bit resolution, and the two LED drivers support up to 10
mA current.
3.9.
Audio Peripheral
There are one set of speech ADC with sample rate 8 kHz or 16 kHz. The DAC
have two channels for stereo application, with sample rate 8 kHz, 16 kHz, 44.1
kHz or 48 kHz.
There is also a stereo line in interface, to allow external stereo input passing
internal 31 dB programmable gains amplify to stereo output.
3.10.
USB
It supports USB 2.0 full speed, both host mode and device mode.
3.11.
Bluetooth and FM
It supports Bluetooth 2.1+EDR A2DP/AVRCP and HPF function. The FM receiver
supports 76~108 MHz stereo FM broadcasting.
4.
Electrical Characteristics
4.1.
Absolute Maximum Ratings
Parameter
Description
MIN
TYP
MAX
Unit
VCCBAT
Battery regulator Supply voltage
-0.3
3.3
5.5
V
PRX
RX input power
-
10
-
dBm
TSTR
Storage temperature range
-40
-
150
VCCIO
IO interface voltage
-0.3
2.8
4.2
V
4.2.
Recommended Operating Conditions
Parameter
Description
MIN
TYP
MAX
Unit
VCCBAT
Battery regulator Supply voltage
2.8
4.2
5.5
V
TOPR
Operation temperature range
-20
-
80
VCCIO
IO interface voltage
1.8
-
3.6
V


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