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MAS3549F 参数 Datasheet PDF下载

MAS3549F图片预览
型号: MAS3549F
PDF下载: 下载PDF文件 查看货源
内容描述: MAS 35x9F MPEG 2/3层, AAC音频解码器, G.729附录编解码器 [MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec]
分类和应用: 解码器编解码器
文件页数/大小: 92 页 / 1187 K
品牌: MICRONAS [ MICRONAS ]
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DATA SHEET  
MAS 35x9F  
Limit Values  
Symbol  
Parameter  
Pin Name  
Unit  
Test Conditions  
Min.  
Typ.  
Max.  
Audio Output  
VAO1  
Analog output voltage AC  
OUTL/R  
RL 1 kΩ  
input = 0 dBFS digital  
VSUPA  
bits[15], [14] in  
register 6Ahex  
at 0 dB output gain  
at +3 dB output gain  
1.56  
1.84  
2.27  
2.20  
2.60  
3.20  
Vpp  
Vpp  
mV  
>2.2 V  
>2.4 V  
>3.0 V  
>2.2 V  
>2.6 V  
>3.2 V  
00  
01  
10  
00  
01  
10  
dVAO1  
Deviation of DC-level at  
analog output for AGNDC-  
Voltage  
OUTL/R  
20  
20  
VAO2  
Analog output voltage AC  
OUTL/R  
RLis 16 headphone and  
22 series resistor  
Input = 0 dBFS digital  
(see Fig. 5–1 on page 89)  
VSUPA  
bits[15], [14] in  
register 6Ahex  
at 0 dB output gain  
1.56  
1.84  
2.27  
2.00  
2.40  
3.00  
Vpp  
Vpp  
>2.2 V  
>2.4 V  
>3.0 V  
>2.2 V  
>2.6 V  
>3.2 V  
00  
01  
10  
00  
01  
10  
at +3 dB output gain  
RoutAO  
SNRAO  
Analog output resistance  
OUTL/R  
6
analog gain = +3 dB,  
input = 0 dBFS digital  
Signal-to-noise ratio of analog OUTL/R  
output  
94  
dB(A) RL16 Ω  
BW = 20 Hz...20 kHz,  
analog gain = 0 dB  
input = 20 dBFS  
THDAO  
Total harmonic distortion  
(headphone)  
OUTL/R  
OUTL/R  
0.03  
0.05  
%
for RL16 plus 22 Ω  
series resistor  
(see Fig. 5–1 on page 89)  
for RL1 kΩ  
0.003 0.01  
LevMuteAO  
Mute level  
113  
dBV  
A-weighted  
BW = 20 Hz...22 kHz,  
no digital input signal,  
analog gain = mute  
Micronas  
June 30, 2004; 6251-505-1DS  
83  
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