BU76310AGU Datasheet, PDF (1/5 Pages) Rohm – Silicon Monolithic integrated circuit

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◇Structure
◇Product name
◇Type
◇Applications
◇Functions
Silicon Monolithic integrated circuit
Audio interface LSI
BU76310AGU
DVC, DSC, etc
＜Audio part＞
・Stereo 16 bit ΔΣCODEC
・2-input stereo selector
・Stereo microphone amplifier with ALC function
・Stereo line amplifier
・BTL output speaker amplifier (400mW@8Ω, THD+N=10%, VDD=3.3V)
・64-step electronic volume with ALC function
・PLL built-in（Reference clock：12MHz、24MHz、27MHz、16fs、32fs、64fs）
＜PLL mode＞
8kHz, 11.025 kHz, 12 kHz, 16 kHz
22.05 kHz, 24kHz, 32kHz, 44.1kHz, 48 kHz
＜non-PLL mode＞ 8kHz ～ 48kHz
・Master clock output
Three-line serial interface （power on reset function）
Audio IF format MSB First,2’s compliment
＜ADC＞ 16bit word lengths Left justified, I²S DSP
＜DAC＞ 16bit word lengths Left, Right justified, I²S DSP
◇Absolute maximum ratings （Ta=25℃）
Parameter
Symbol
Limits
Unit
Supply voltage
VDD
-0.3～4.5
Ｖ
Input voltage
VIN
-0.3～supply voltage +0.3
Ｖ
Storage temperature range
TSTG
-50～125
℃
Operating temperature range
TOPE
-20～85
℃
Power dissipation *1
PD
920^*1
ｍＷ
＊１：In the case of use at Ta=25℃ or more, 9.2mW should be reduced per 1℃.
Radiation resistance design is not arranged.
Comment
AVDD、DVDD、SPVDD
keep each limits upon
◇Operating conditions （Ta=25℃）
Parameter
Symbol
Limits
Unit
Supply voltage
VDD
2.7～3.6
Ｖ
（note） AVDD、DVDD、SPVDD、are not needed to be same voltage.
（note） Please do not set SPVDD lower than AVDD-0.3V.
（note） Please do not surpass package permissible loss, when SPVDD is set.
Comment
AVDD、DVDD、SPVDD
REV. A