参数资料
型号: MAS3549F
厂商: MICRONAS SEMICONDUCTOR HOLDING AG
元件分类: Codec
英文描述: MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
中文描述: 新加坡金融管理局35x9F的MPEG 2 / 3层,AAC音频解码器,G.729的附件A编解码器
文件页数: 82/92页
文件大小: 1186K
代理商: MAS3549F
MAS 35x9F
DATA SHEET
82
June 30, 2004; 6251-505-1DS
Micronas
Analog Audio Input
V
AI
Analog line input clipping
level (at minimum analog
input gain, i.e.
3 dB)
INL/R
V
pp
V
SUPA
bits[15], [14] in
register 6A
hex
2.2
>2.2 V
00
2.6
>2.4 V
01
3.2
>3.0 V
10
V
MI
Microphone input clipping
level (at minimum analog
input gain, i.e. +21 dB)
MICIN
mV
pp
V
SUPA
bits[15], [14] in
register 6A
hex
141
>2.0 V
00
167
>2.4 V
01
282
>3.0 V
10
R
inAI
Analog line input resistance
INL/R
97
k
at minimum analog input
gain, i.e.
3 dB
20
at maximum analog input
gain, i.e. +19.5 dB
67
not selected
R
inMI
Microphone input resistance
MICIN
94
k
at minimum analog input
gain, i.e.
21 dB
8
at maximum analog input
gain, i.e. +43.5 dB
94
not selected
SNR
AI
Signal-to-noise ratio of line
input
INL/R
74
dB(A)
BW = 20 Hz...20 kHz,
analog gain = 0 dB,
input 1 kHz at V
AI
20 dB
SNR
MI
Signal-to-noise ratio of
microphone input
MICIN
73
dB(A)
BW = 20 Hz...20 kHz,
analog gain = +21 dB,
input 1 kHz at V
MI
20 dB
THD
AI
Total harmonic distortion of
analog inputs
INL/R
MICIN
0.01
0.02
%
BW = 20 Hz...20 kHz,
analog gain = 0 dB,
resp. 24 dB,
input 1 kHz at
3 dBFS = V
AI
6 dB
resp. V
MI
6 dB
XTALK
AI
Crosstalk attenuation
left/right channel
(analog inputs)
INL/R
MICIN
80
dB
f = 1 kHz, sine wave,
analog gain = 0 dB,
input =
3 dBFS
PSRR
AI
Power supply rejection ratio
for analog audio inputs
AVDD0/1,
INL/R
MICIN
45
dB
1 kHz sine at 100 mV
rms
20
dB
100 kHz sine at
100 mV
rms
Symbol
Parameter
Pin Name
Limit Values
Unit
Test Conditions
Min.
Typ.
Max.
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