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LA74310LP Fiches technique(PDF) 2 Page - Sanyo Semicon Device |
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LA74310LP Fiches technique(HTML) 2 Page - Sanyo Semicon Device |
2 / 22 page LA74310LP No.A0904-2/22 Specifications Maximum Ratings at Ta=25 °C Parameter Symbol Conditions Ratings Unit Maximum supply voltage VCC max 4.0 V Allowable power dissipation Pd max Ta ≤80°C * 550 mW Operating temperature Topr -10 to +80 °C Storage temperature Tstg -55 to +150 °C * Substrate mounting condition (40mm × 50mm × 0.8mm: glass epoxy) 2S2P (Four layers substrate) Operating Conditions at Ta = 25 °C Parameter Symbol Conditions Ratings Unit VCC 3.1 V VCCA 3.0 V Recommended supply voltage VCCSP 3.3 V VCC 2.7 to 3.6 V VCCA 2.7 to 3.6 V Allowable operating voltage range VCCSP Take care not to exceed Pd max. 2.7 to 3.6 V Electrical Characteristics of AUDIO Block at Ta=25 °C, VCCA=3.0V, VCCSP=3.3V, f=1kHz, with the VREF capacitance charging circuit in the OFF MODE Ratings Parameter Symbol Conditions min typ max Unit Circuit current VCCA current dissipation at no signal 1 ICCA1 VCCA=3.0V 7 9.4 11.8 mA VCCA current dissipation at no signal 2 ICCA2 VCCA=3.0V: REC BLOCK (MIC/ALC/REC AMP) POWER SAVE MODE 5 6.7 8.4 mA VCCA current dissipation at no signal 3 ICCA3 VCCA=3.0V: LINE AMP POWER SAVE MODE 6.5 8.7 10.9 mA VCCA standby current dissipation ICCAS VCCA=3.0V: during standby control (23PIN=0V application) 1 μA Current dissipation at no signal 5 ICCSP1 VCCSP=3.3V: SPK POWER ON MODE 1.2 2.5 5 mA Current dissipation at no signal 6 ICCSP2 VCCSP=3.3V: SPK POWER SAVE MODE 0.05 0.1 mA VCCSP standby current dissipation ICCSPS VCCSP=3.3V: during standby control (23PIN=0V application) 5.5 10 μA REC output system REC reference output LEVEL VOR ALC IN, VIN=-49dBV -16.5 -15.5 -14.5 dBV REC reference output distortion HDR ALC IN, VIN=-49dBV, THD: from 2nd to 5th harmonic 0.05 0.1 % ALC characteristics 1 ALM1 ALC IN, VIN=-33dBV (standard+16dB) -11 -8 -5 dBV ALC distortion 1 ALMD1 ALC IN, VIN=-33dBV (standard+16dB), THD: from 2nd to 5th harmonic 0.15 0.5 % ALC characteristics 2 ALM2 ALC IN, VIN=-17dBV (standard+32dB) -11 -8 -5 dBV ALC distortion 2 ALMD2 ALC IN, VIN=-17dBV (standard+32dB), THD: from 2nd to 5th harmonic 0.2 1 % ALC IN max input level VINRMX ALC IN LEVEL at which REC output THD (from 2nd to 5th harmonic) becomes 3% or less. -10 dBV REC output noise voltage VNOR ALC IN, no input, JIS-A Filter -77 -68 dBV REC output frequency characteristics 1 FEQR1 ALC IN, VIN=-33dBV, comparison of f=4kHz/1kHz -5 -3.5 -2 dB REC output frequency characteristics 2 FEQR2 ALC IN, VIN=-33dBV, comparison of f=22kHz/1kHz -33 -25 dB REC output frequency characteristics 3 FEQR3 ALC IN, VIN=-33dBV, comparison of f=100kHz/1kHz -60 -55 dB Continued on next page. |
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