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STW5094 bảng dữ liệu(PDF) 33 Page - STMicroelectronics

tên linh kiện STW5094
Giải thích chi tiết về linh kiện  18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC
PDF  37 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW5094 bảng dữ liệu(HTML) 33 Page - STMicroelectronics

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STw5094
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 1. Stereo DAC performance
FFT audio mode (8192 points). Full scale input/output
sinewave at 1 kHz (+3dBr)
VCC=2.7V, Fs=48kHz, 18 bits input word.
Figure 2. Stereo DAC performance
Dynamic range: Noise + THD [dBr] versus signal
amplitude [dBm0]
VCC=2.7V, Fs=48kHz, 18 bits input word.
Figure 3. Voice RX performance
S/(N+THD) [dB] versus signal amplitude [dBm0] with
8
Ω output load
VCC=2.7V, Fs=8kHz
Figure 4. Voice TX performance
S/(N+THD) versus signal amplitude
VCC=2.7V, Fs=8kHz
Figure 5. Digital Audio Filter characteristic
Frequency response up to 3.45 Fs
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
0
0.5
1
1.5
2
2.5
3
Normalized Freq. [Fs]
Digital Audio Filter
Figure 6. Digital Audio Filter characteristic
In band Frequency response
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
Normalized Freq. [Fs]
Digital Audio Filter



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