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Motore di ricerca datesheet componenti elettronici |
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Motore di ricerca datesheet componenti elettronici |
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LA8519M Scheda tecnica(PDF) 3 Page - Sanyo Semicon Device |
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LA8519M Scheda tecnica(HTML) 3 Page - Sanyo Semicon Device |
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3 / 29 page  No. 6471-3/29 LA8519M Continued from preceding page. Ratings Parameter Symbol Conditions min typ max unit Receiver BTL dynamic range EDRb IL = 20 mA/120 mA, RL = 3 kΩ, THD = 10% 5 10 Vp-p (power supplied) Receiver BTL dynamic range DRb1 RL = 3 kΩ, IL = 20 mA, THD = 10% 2 3.4 Vp-p (20 mA, power off) Receiver BTL dynamic range DRb2 RL = 3 kΩ, IL = 120 mA, THD = 10% 5 8.4 Vp-p (120 mA, power off) MUTE input high-level voltage VIH IL = 20 mA to 120 mA 0.6 VSP V (power supplied/power off) MUTE input low-level voltage VIL IL = 20 mA to 120 mA 0 0.4 V (power supplied/power off) Transmitter PADC attenuation ∆Gt IL = 40 mA, pin 34: grounded through 24 Ω 4.0 dB (power supplied/power off) Receiver PADC attenuation ∆Gr IL = 40 mA, pin 34: grounded through 24 Ω 6.0 dB (power supplied/power off) Internal supply voltage EVSP IL = 20 mA/120 mA 4.75 V (power supplied) Internal supply voltage VSP1IL = 20 mA 1.92 V (20 mA, power off) Internal supply voltage VSP2IL = 120 mA 4.74 V (120 mA, power off) Internal reference voltage ES-VREF IL = 20 mA/120 mA 2.26 V (power supplied) Internal reference voltage S-VREF1IL = 20 mA 0.79 V (20 mA, power off) Internal reference voltage S-VREF2IL = 120 mA 1.92 V (120 mA, power off) [Voice Signal-Processing Block] at Ta = 25°C, VCC = 5 V, fIN = 1 kHz, RL = 10 kΩ (Crosspoint switch) Voltage gain GSW VIN = –13 dBV, pin 58 input, pin 2 output –2.5 –0.5 1.5 dB Maximum input level VIN max THD = 1.5% –13.5 –7.5 dBV Output noise voltage VNOSW Rg = 620 Ω, 20 to 20 kHz 7.0 40 µVrms (Preamplifier: input from the crosspoint switch) Voltage gain VGC VIN = –45 dBV 8.5 10.5 12.5 dB Total harmonic distortion THD VIN = –20 dBV 0.26 1.0 % ALC saturated output level VOS VIN = –20 dBV 93 115 137 mVrms ALC range ALCW From the point the ALC circuit turns on to the point the THD reaches 1%. 15 dB Output noise voltage VNO Rg = 620 Ω, 20 to 20 kHz 65 250 µVrms (Microphone amplifier) Voltage gain VGm VIN = –40 dBV 27.5 29.5 31.5 dB Total harmonic distortion THD VIN = –40 dBV 0.05 1.0 % Output noise voltage VNO Rg = 620 Ω, 20 to 20 kHz 65 250 µVrms (Power amplifier) Voltage gain VGp RL = 8 Ω, VIN = –30 dBV 27.5 29.5 31.5 dB Maximum output power Po RL = 8 Ω, THD = 10% 200 275 mW Total harmonic distortion THD VIN = –30 dBV 0.8 1.5 % Ripple rejection ratio SVRR Rg = 620 Ω, fr = 100 kHz, Vr = –20 dBV 40 50 dB Output noise voltage VNO Rg = 620 Ω, 20 to 20 kHz 35 100 µVrms (VOX) Sensitivity 1 low level VOXLVIN = –40 dBV, RL = 100 kΩ 0.1 0.3 V Sensitivity 2 high level VOXHVIN = –44 dBV, RL = 100 kΩ 4.8 4.95 V (Electronic volume control) Step width Evrw 2.9 3.8 4.7 dB (Attenuator) R-ATT attenuation ∆GR 5.4 6.4 7.4 dB LINE-ATT attenuation ∆GL 4.6 5.6 6.6 dB OSC-ATT attenuation ∆GO 13.1 14.6 16.1 dB Continued on next page. |
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