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參數(shù)資料
型號: AS2522B
廠商: ams
文件頁數(shù): 5/20頁
文件大小: 0K
描述: IC LINE INTERFACE TELEPH 32-TQFP
標準包裝: 250
系列: *
Data Sheet AS2522B
austriamicrosystems
Revision 3.4
Page 12 of 19
Transmit characteristics
ILine=15mA f=800Hz, default settings unless other specified
Symbol
Parameter
Conditions
Min
Type
Max
Units
Test
AM1/2TX Transmit Gain
M1/M2
→ LS
ZAC(syn)=1000
35
+36.5
38
dB
Y
AM3/4TX Transmit Gain
M3/M4
→ LS
ZAC(syn)=1000
43
+45.0
47
dB
Y
ATX
Variation with frequency
f = 500Hz … 3.4kHz
±0.8
dB
N
AVRM12
Control range
M1/M2
→ LS
16 steps
-7/+8
dBr
N
AVRM34
Control range
M2/M4
→ LS
16 steps
-7/+8
dBr
N
THD
Distortion
VLS=0.25VRMS
2%
Y
VAGC1
Soft Clip Level
M1/M2
→ LS at LS
2VP
N
VAGC2
Soft Clip Level
M3/M4
→ LS at LS
2VP
N
ASCO
Soft Clip Overdrive
M1/M2 - M3/M4
20
dB
N
tattack
Attack time
70
us/6dB
N
tdecay
Decay time
100
ms/6dB
N
ZIN-M1/2 Input Impedance
M1/M2
10
k
N
ZIN-M3/4 Input Impedance
M3/M4
10
k
N
VINmax
Input Voltage Range
M1/2 - M3/4
differential
±1
Vp
N
VNO
Noise Output Voltage
LS
TAMP=25°C
Handset mode
Gain = 36.5dB
-72
dBmp
Y
AMUTE
Mute Attenuation
Mute activated
60
dB
Y
ams
AG
Technical
content
still
valid
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