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LM49270 bảng dữ liệu(PDF) 11 Page - Texas Instruments

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tên linh kiện LM49270
Giải thích chi tiết về linh kiện  Filterless 2.2W Stereo Class D Audio Subsystem with OCL Headphone Amplifier, 3D Enhancement, and Headphone Sense
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LM49270
www.ti.com
SNAS384B – DECEMBER 2006 – REVISED MARCH 2007
Typical Performance Characteristics (continued)
THD+N
THD+N
vs
vs
Frequency
Frequency
OCL Headphone Mode
OCL Headphone Mode
VDD = 3.3V, POUT = 25mW, RL = 32Ω
VDD = 5V, POUT = 70mW, RL = 32Ω
Figure 15.
Figure 16.
THD+N
THD+N
vs
vs
Frequency
Frequency
CC Headphone Mode
CC Headphone Mode
VDD = 3.3V, POUT = 45mW, RL = 16Ω
VDD = 5V, POUT = 100mW, RL = 16Ω
Figure 17.
Figure 18.
THD+N
THD+N
vs
vs
Frequency
Frequency
CC Headphone Mode
CC Headphone Mode
VDD = 3.3V, POUT = 25mW, RL = 32Ω
VDD = 5V, POUT = 70mW, RL = 32Ω
Figure 19.
Figure 20.
Copyright © 2006–2007, Texas Instruments Incorporated
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