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LM4949 数据表(PDF) 11 Page - National Semiconductor (TI) |
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LM4949 数据表(HTML) 11 Page - National Semiconductor (TI) |
11 / 40 page Electrical Characteristics V DD = 5.0V (Notes 1, 2) The following specifications apply for AV = 0dB, RL(SP) =15µH+8 Ω + 15µH, R L(HP) =32 Ω, f = 1kHz unless otherwise specified. Limits apply for T A = 25˚C. (Continued) Symbol Parameter Conditions LM4949 Units (Limits) Typical Limit (Note 6) (Notes 7, 8) THD + N Total Harmonic Distortion + Noise Single-Ended Input Mode, f = 1kHz HP Mode, R L =16 Ω,P OUT = 100mW OCL CC 0.021 0.02 % % HP Mode, R L =32 Ω,P OUT = 50mW OCL CC 0.02 0.017 % % LS Mode R L =4 Ω,P OUT =1W R L =8 Ω,P OUT = 600mW 0.05 0.033 % % e N Noise Differential Input, A-weighted, Input Referred Mono Input OCL CC LS 16.4 15.5 43 µV µV µV All Inputs ON OCL CC LS 29.8 29.2 46.6 µV µV µV Single-Ended Input, A-weighted, Input Rrferred Stereo Input OCL CC LS 12 11 45 µV µV µV All Inputs ON OCL CC LS 23.7 22.9 52 µV µV µV η Efficiency LS Mode, P OUT = 1W, RL =8 Ω 87.4 % Xtalk Crosstalk LS Mode, f = 1kHz, R L =8 Ω,V IN =1VP-P Differential Input Mode 105.8 dB OCL HP Mode, f = 1kHz, R L =32 Ω,V IN =1VP-P Differential Input Mode 69.6 dB T ON Turn on Time CC Mode OCL Mode LS Mode 89 14 35 ms ms ms T OFF Turn off Time From any mode 716 ms Z IN Input Impedance Maximum Gain Minimum Gain 24.8 222.7 k Ω k Ω www.national.com 11 |
类似零件编号 - LM4949 |
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类似说明 - LM4949 |
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