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WM9715LGEFL/RV 参数 Datasheet PDF下载

WM9715LGEFL/RV图片预览
型号: WM9715LGEFL/RV
PDF下载: 下载PDF文件 查看货源
内容描述: AC'97音频和触摸屏CODEC [AC’97 Audio and Touchpanel CODEC]
分类和应用:
文件页数/大小: 77 页 / 900 K
品牌: WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
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WM9715L  
Production Data  
AUDIO INPUTS  
Test Conditions  
DBVDD=3.3V, DCVDD = 3.3V, AVDD = 3.3V, TA = +25oC, 1kHz signal, fs = 48kHz, 18-bit audio data unless otherwise stated.  
PARAMETER  
SYMBOL  
TEST CONDITIONS  
MIN  
TYP  
MAX  
UNIT  
LINEINL/R, MICL/R and PHONE pins  
Full Scale Input Signal Level  
VINFS  
AVDD = 3.3V  
AVDD = 1.8V  
1.0  
V rms  
(for ADC 0dB Input at 0dB Gain)  
0.545  
differential input mode  
(MS = 01)  
half of the value listed above  
Input Resistance  
RIN  
PHONE, LINEINL/R pins  
PGA gain  
10  
17  
12  
5
22  
kΩ  
MIC1/2 pins  
6
18  
PGA gain  
Input Capacitance  
pF  
dB  
Line input to ADC (LINEINL, LINEINR)  
Signal to Noise Ratio  
(A-weighted)  
SNR  
80  
88  
Total Harmonic Distortion  
Power Supply Rejection  
THD  
-6dBFs  
-88  
50  
-80  
dB  
dB  
PSRR  
20Hz to 20kHz  
Microphone input to 32BTL ear speaker on OUT3/HPOUTL  
Signal to Noise Ratio  
(A-weighted)  
SNR  
80  
dB  
Total Harmonic Distortion  
Power Supply Rejection Ratio  
THD  
-80  
50  
dB  
dB  
PSRR  
AUXILIARY MONO DAC (AUXDAC)  
Test Conditions  
AVDD = 3.3V, TA = +25oC, unless otherwise stated.  
PARAMETER  
Resolution  
SYMBOL  
TEST CONDITIONS  
MIN  
TYP  
12  
1
MAX  
UNIT  
bits  
Full scale output voltage  
Signal to Noise Ratio  
(A-weighted)  
AVDD=3.3V  
Vrms  
dB  
SNR  
THD  
65  
70  
Total Harmonic Distortion  
-63  
-50  
dB  
PD Rev 4.0 December 2007  
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