BU26156RFS
内置3W+3W AB/D类扬声器放大器 立体声Audio CODEC
BU26156RFS
内置3W+3W AB/D类扬声器放大器 立体声Audio CODEC
BU26156RFS是内置丰富的音响处理功能的低功耗立体声Audio CODEC。输入方面具备最大可输入2Vrms振幅的立体声线路和单声道麦克风输入，输出方面具备可进行AB类/D类切换的2.5W级立体声扬声器放大器和立体声耳机输出。通过内置稳压器向对噪声敏感的CODEC部供电，实现了不受电源电路特性影响的稳定的Audio性能。
主要规格
特性：
Speaker Amplifier Vcc (Min.) [V]
2.7
Speaker Amplifier Vcc (Max.) [V]
5.5
I/O Interface Vcc (Min.) [V]
1.65
I/O Interface Vcc (Max.) [V]
5.5
Other Power Suply Vcc (Min.) [V]
2.7
Other Power Suply Vcc (Max.) [V]
3.6
Sampling Rate (Max.) [kHz]
48
Resolution (Max.) [bit]
24
Additional Feature
ALC Noise Gate, ALC Fast Release, Stereo Enhancer
ADC channels
2
DAC channels
2
Input Amplifier Types
Microphone, Line Input
Number of Microphone Amplifiers
1
Number of Line Input Amplifiers
2
Output Amplifier Types
Speaker(AB/D), Headphone
Number of Speaker Amplifiers
2
Number of Headphone Amplifiers
2
I/F
2wire, 3wire
Operating Temperature (Min.)[°C]
-20
Operating Temperature (Max.)[°C]
85
Package Size [mm]
18.5x9.5 (t=1)
特点：
- 24bit Stereo ADC, DAC
- 2Vrms Input available, Stereo Line Input with ALC
- Monaural MIC Input with ALC
- Switch Class AB/D 3W Stereo Speaker Amplifier
- AM Avoidance Function
- Stereo Headphone Output Amplifier
- Digital signal processing
- High Power Supply Rejection Ratio characteristic
