參數(shù)資料
型號: AS2540
廠商: AUSTRIAMICROSYSTEMS AG
英文描述: Remote Controlled Single-Chip-Telephone
中文描述: 遠程控制單芯片電話
文件頁數(shù): 12/18頁
文件大小: 248K
代理商: AS2540
Data Sheet AS2540
austria
micro
systems
Revision 3.1
Page 12 of 18
Transmit characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Test
A
MTX
Transmit Gain
M1/M2 —> LS
Z
AC(syn)
=1000
+36.5
+38
+39.5
dB
Y
A
TTX
Transmit Gain
TIT —> LS
Z
AC(syn)
=1000
+6.5
+8
+9.5
dB
Y
THD
Distortion
V
LS
=0.25V
RMS
2
%
Y
V
AGC
Soft Clip Level
M1/M2 —> LS at LS
2.0
V
P
N
A
SCO
Soft Clip Overdrive
M1/M2
20
dB
N
Z
IN
Input Impedance
M1/M2 - TIT
20
k
N
V
NO
Noise Output Voltage
LS
T
AMP
=25°C
-72
dBmp
Y
RL
Return Loss
Z
AC(syn)
=1000
18
dB
Y
Receive characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Test
A
HRX
Receive Gain
LS —> ROH
Z
AC(syn)
=1000
+0.5
+2
+3.5
dB
Y
A
TRX
Receive Gain
LS —> ROT
Z
AC(syn)
=1000
-3.5
-2
-0.5
dB
Y
Y
THD
Distortion
V
LS
=0.25V
RMS
2
%
Y
V
AGC
Soft Clip Level
ROH
1
V
P
N
A
SCO
Soft Clip Overdrive
ROH
10
dB
N
V
NO
Noise Output Voltage
ROH - ROT
T
AMP
=25°C
-72
dBmp
Y
Z
IN
Input Imp. RI
8
k
N
ST
Sidetone
V
RI
<=0.25V
RMS
24
dB
Y
RL
Return Loss
Z
AC(syn)
=1000
18
dB
Y
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