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LMV1089 Datasheet(PDF) 11 Page - Texas Instruments |
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LMV1089 Datasheet(HTML) 11 Page - Texas Instruments |
11 / 37 page -120 -100 -80 -60 -40 -20 0 10 100 1000 10000 100000 FREQUENCY (Hz) 10 20 FREQUENCY (Hz) 300 100 30 10k 4k 1k 25 35 40 15 5 0 2k -120 -100 -80 -60 -40 -20 0 10 100 1000 10000 100000 FREQUENCY (Hz) -120 -100 -80 -60 -40 -20 0 10 100 1000 10000 100000 FREQUENCY (Hz) 0.01 0.1 1 10 100 0.001 0.01 0.1 1 INPUT VOLTAGE (VP-P) INPUT VOLTAGE (VP-P) 0.01 0.1 1 10 100 0.001 0.01 0.1 1 LMV1089 www.ti.com SNAS441H – SEPTEMBER 2008 – REVISED MAY 2010 TYPICAL PERFORMANCE CHARACTERISTICS (continued) Unless otherwise specified, TJ = 25°C, VDD = 3.3V, Input Voltage = 18mVP-P, f =1 kHz, pass through mode (The voltage at I 2CV DD must not exceed the voltage on VDD), Pre Amp gain = 20dB, Post Amp gain = 6dB, RL = 100kΩ, and CL = 4.7pF. THD+N THD+N vs vs Input Voltage, f = 1kHz Input Voltage, f = 1kHz Mic1 Pass Through Mode Mic2 Pass Through Mode Figure 14. Figure 15. PSRR PSRR vs vs Frequency, Pre Amp Gain = 20dB, Post Amp Gain = 6dB Frequency, Pre Amp Gain = 20dB, Post Amp Gain = 6dB VRIPPLE = 100mVP-P, Mic1 = Mic2 = AC GND VRIPPLE = 100mVP-P, Mic1 = Mic2 = AC GND Mic1 Pass Through Mode Mic2 Pass Through Mode Figure 16. Figure 17. PSRR vs Frequency, Pre Amp Gain = 20dB, Post Amp Gain = 6dB Far Field Noise Suppression Electrical VRIPPLE = 100mVP-P, Mic1 = Mic2 = AC GND vs Noise Canceling Mode Frequency Figure 18. Figure 19. Copyright © 2008–2010, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: LMV1089 |
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