參數(shù)資料
型號(hào): RTS8503H
英文描述: Caller ID Integrated System
中文描述: 來電顯示集成系統(tǒng)
文件頁數(shù): 7/11頁
文件大?。?/td> 349K
代理商: RTS8503H
RTS8503H
Ver 2.0
Aug. 23, 2001
6
Preliminary
AC Electrical Characteristics
(Temperature=0
Parameters
Input sensitivity of Tip and Ring
to 70
, V
DD
=4.5V, GND=0V)
Conditions
S/N=25, Baud rate=1200 Bps
Mark=1200Hz, Space=2200Hz
Signal level = 0~-45dBm
Baud rate=1200 Bps
Mark=1200Hz, Space=2200Hz
Signal level = -45dBm, S/N=25
Mark=1200Hz, Space=2200Hz
Signal level=-45dBm, S/N=25,
Baud rate=1200Bps,
Mark=1200Hz, Space=2200Hz
Signal level=-45dBm, S/N=25
Baud rate=1200Bps
Signal level=-45dBm, S/N=25
Baud rate=1200Bps
Min.
-
Typ.
-45
Max.
-
Unit
dBm
SNR of input signal
-
12
-
dB
Baud Rate
1150
1200
1250
Bps
Positive twist
(twist = mark power-space power)
Negative twist
Bell 202 FSK Mark frequency
Space frequency
CCITT V.23 Mark frequency
Space frequency
-
+10
-7
-
dB
1200-50
2200-50
1300-50
2100-50
1200
2200
1300
2100
1200+50
2200+50
1300+50
1300+50
Hz
Hz
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