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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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LM4935RLEVAL bảng dữ liệu(PDF) 10 Page - Texas Instruments |
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LM4935RLEVAL bảng dữ liệu(HTML) 10 Page - Texas Instruments |
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10 / 91 page  LM4935, LM4935RLEVAL SNAS296D – OCTOBER 2005 – REVISED MARCH 2006 www.ti.com Electrical Characteristics(1)(2)(3) (continued) Unless otherwise stated PLL_VDD = 3.3V, D_VDD = 3.3V, BB_VDD = 1.8V, A_VDD = 3.3V, LS_VDD = 3.3V. The following specifications apply for the circuit shown in Figure 2-2 unless otherwise stated. Limits apply for 25°C. LM4935 Symbol Parameter Conditions Units Typical(4) Limit(5) LOUDSPEAKER AMPLIFIER PLS Max Loudspeaker Power 8 Ω load, LS_VDD = 5V 1.3 W 8 Ω load, LS_VDD = 4.2V 0.9 W 8 Ω load, LS_VDD = 3.3V 0.6 0.44 W (min) LSTHD+N Loudspeaker Harmonic Distortion 8 Ω load, LS_VDD = 3.3V, 0.4 % PO = 400mW LSEFF Efficiency 0 dB Input 84 % MCLK = 12.000 MHz PSRRLS Power Supply Rejection Ration AUX inputs terminated (Loudspeaker) CBYPASS = 1.0 µF 54 dB VRIPPLE = 200 mVP-P fRIPPLE = 217 Hz SNRLS Signal to Noise Ratio From 0 dB Analog AUX input at 1 kHz, A- 76 dB weighted eN Output Noise A-weighted 350 µV VOS Offset Voltage 7 mV HEADPHONE AMPLIFIER PHP Headphone Power 32 Ω load, 3.3V, SE mW 33 20 (min) 16 Ω load, 3.3V, SE 52 mW 32 Ω load, 3.3V, OCL, VCM = 1.5V 31 mW 32 Ω load, 3.3V, OCL, VCM = 1.2V 20 mW 16 Ω load, 3.3V, OCL, VCM = 1.5V 50 mW 16 Ω load, 3.3V, OCL, VCM = 1.2V 32 mW AUX inputs terminated CBYPASS = 1.0 µF VRIPPLE = 200 mVP-P fRIPPLE = 217 Hz Power Supply Rejection Ratio SE Mode 60 dB PSRRHP (Headphones) OCL Mode 68 dB VCM = 1.2V OCL Mode 65 dB VCM = 1.5V From 0dB Analog AUX input A-weighted SE Mode 98 dB SNRHP Signal to Noise Ratio OCL Mode 97 dB VCM = 1.2V OCL Mode 96 dB VCM = 1.5V HPTHD+N Headphone Harmonic Distortion 32 Ω load, 3.3V, PO = 7.5mW 0.05 % eN Output Noise A-weighted 12 µV ΔACH-CH Stereo Channel-to-Channel Gain 0.3 dB Mismatch SE Mode 61 dB XTALK Stereo Crosstalk OCL Mode 63 dB EARPIECE AMPLIFIER PEP Earpiece Power 32 Ω load, 3.3V mW 115 100 (min) 16 Ω load, 3.3V 150 mW 10 Electric Specifications Copyright © 2005–2006, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: LM4935 LM4935RLEVAL |
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