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LM4931 Folha de dados(PDF) 5 Page - National Semiconductor (TI) |
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LM4931 Folha de dados(HTML) 5 Page - National Semiconductor (TI) |
5 / 47 page Absolute Maximum Ratings (Notes 1, 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Analog Supply Voltage 6.0V Digital Supply Voltage 6.0V Storage Temperature -65˚C to +150˚C Power Dissipation (Note 3) Internally Limited ESD Susceptibility Human Body Model (Note 4) 2500V Machine Model (Note 5) 200V Junction Temperature 150˚C Thermal Resistance θ JA - TLA42YVA 105˚C/W Operating Ratings Temperature Range T MIN ≤ T A ≤ T MAX −40˚C ≤ T A ≤ +85˚C Supply Voltage DV DD (Note 8) 2.7V - 4.0V AV DD (Note 8) 2.7V - 5.0V Electrical Characteristics DV DD = 3V, AVDD = 3V, RLHP =32Ω,RLHF =8Ω (Notes 1, 2) The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T A = 25˚C. Symbol Parameter Conditions LM4931 Units (Limits) Typical (Note 6) Limits (Note 7) Power DI SD Digital Shutdown Current Mode 0 f MLCK = 12MHz (Note 9) 400 500 µA (max) No MCLK 1 2 µA (max) DI ST Digital Standby Current Mode 1, f MCLK = 12MHz 400 1200 µA (max) f MLCK = 12MHz DI DD Digital Power Supply Current Mode 2, 3, 4 1.3 3.2 mA (max) Mode 5, 6, 7 2.8 7 mA (max) Mode 8, 9, 10 3.2 7.5 mA (max) PLLI DD PLL Quiescent Current f MCLK = 12MHz 2.8 3.5 mA (max) AI SD Analog Shutdown Current Mode 0, No load 0.1 2.5 µA (max) AI ST Analog Standby Current Mode 1, No load 100 200 µA (max) AI DD Analog Power Supply Quiescent Current No Load Mode 2 7.8 19 mA (max) Mode 3 5.3 10 mA (max) Mode 4 8.6 15 mA (max) Mode 5 8.4 15 mA (max) Mode 6 6.0 15 mA (max) Mode 7 9.2 15 mA (max) Mode 8, 9, 10 10.1 16 mA (max) Loudspeaker Amplifier V FS Full-Scale Output Voltage Loudspeaker Amplifier) 8 Ω load, 0dB gain setting 2.6 V P-P THD+N Total Harmonic Distortion + Noise f OUT = 1kHz, POUT = 200mW 0.4 % P OLS Loudspeaker Amplifier Output Power THD = 1% (max), f OUT = 1kHz 470 350 mW (min) PSRR Power Supply Rejection Ratio (Loudspeaker Amplifier) C B = 1.0µF V RIPPLE = 200mVP-P f RIPPLE = 217Hz 54 dB Signal = V O at 0dBFS, f = 1kHz, Noise = digital zero, A-weighted, 0dB gain setting (Note 10) SNR (Voice) Signal-to-Noise Ratio of Voice Channel (Loudspeaker Amplifier) f MCLK = 12.288MHz, PLL disabled 71 dB www.national.com 5 |
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Descrição semelhante - LM4931 |
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