内置触摸屏接口 单声道Audio CODEC BU26154MUV

BU26154是内置Cap-Less耳机放大器、扬声器放大器、触摸屏接口的低功耗紧凑型CODEC,适用于数码相机和电子词典。搭载了稳压器,以便在噪声干扰下稳定sensitive的CODEC部的特性。扬声器放大器可进行AB类动作与D类动作的切换。因此,存在FM无线电等干扰的影响时,可通过采用AB类动作来防止干扰。作为数字信号处理,搭载了用于特定频带降噪用途的高通滤波器、陷波滤波器和5频段均衡器及准谐波低音功能、噪声门等,实现了灵活的音质效果处理。

型号Status封装包装数量最小独立包装数量包装形态RoHS
BU26154MUV-E2供应中VQFN4020002000TapingYes

BU26154MUV 数据手册 Data Sheet

技术特性
GradeStandard
Speaker Amplifier Vcc (Min.) [V]2.7
Speaker Amplifier Vcc (Max.) [V]5.5
I/O Interface Vcc (Min.) [V]2.7
I/O Interface Vcc (Max.) [V]3.6
Other Power Suply Vcc (Min.) [V]2.7
Other Power Suply Vcc (Max.) [V]3.6
I/F2wire, 3wire
Sampling Rate (Max.) [kHz]48kHz
Resolution (Max.)24bit
ADC1
DAC2
Input Amplifier TypesMicrophone
Number of Microphone Amplifiers1
Output Amplifier TypesSpeaker(Class AB/D), Headphone (CAP-less)
Number of Speaker Amplifiers1
Number of Headphone Amplifiers2
Additional FeatureALC Noise Gate, ALC Fast Release, P2Bass, Touch Panel I/F
Operating Temperature (Min.)[°C]-20
Operating Temperature (Max.)[°C]85
技术资料下载
产品特点
  • Various sound processing functions
  • High PSRR is attained by built-in regulator
  • Speaker amplifier can be switched to AB class and D class.
  • Touch panel interface.
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Application Note BA12004BF
Part Explanation BA12004BF