24bit Audio CODEC with Stereo Speaker Amplifier - BU26156RFS

BU26156RFS is Low Power Stereo Audio CODECs with built-in various acoustic effects. BU26156RFS has stereo line and monaural mic inputs that can input to 2Vrms, stereo speaker amplifier that can change Class AB/D and stereo Headphone Outputs. BU26156 also has built-in voltage regulator for the stability of CODEC characteristic that is sensitive to the outside noise.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BU26156RFS-E2ActiveHTSSOP-A44R15001500TapingYes

BU26156RFS Data Sheet

Specifications
GradeStandard
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
I/F2wire, 3wire
Sampling Rate (Max.) [kHz]48kHz
Resolution (Max.)24bit
ADC2
DAC2
Input Amplifier TypesMicrophone, Line Input
Number of Microphone Amplifiers1
Number of Line Input Amplifiers2
Output Amplifier TypesSpeaker(Class AB/D), Headphone (Normal)
Number of Speaker Amplifiers2
Number of Headphone Amplifiers2
Additional FeatureALC Noise Gate, ALC Fast Release, Stereo Enhancer
Operating Temperature (Min.)[°C]-20
Operating Temperature (Max.)[°C]85
Technical Documents
Features
  • 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
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Application Note BA12004BF
Part Explanation BA12004BF