XE0055S Просмотр технического описания (PDF) - Xecom
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XE0055S Datasheet PDF : 8 Pages
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Electrical Specification (Vcc=+3v , Ta=0 to 70 deg C)
Parameter
Conditions
Min Typ Max Units
Power Supply Current Off Hook
6
10
mA
Transmit Insertion loss 600 Ohm Impedence, 1000 Hz
1.7 2.7 3.7
dB
Receive Insertion loss 600 Ohm Impedance, 1000 Hz
1.7 2.7 3.7
dB
Line Impedance
At 1000 Hz, Rm 590 ohms
540 600 660 Ohms
Coupler Match
input impedence
Input impedence to T1 & T2
336 340 344 Ohms
Ring Detect
Min. AC voltage between Tip &
38
Sensitivity (on-hook) Ring Type B ringer
150
Vrms
Ring Detect
Ringing voltage of 40 Vrms
100
uA
Peak Current
applied between Tip & Ring
Ring Detect
Idle Current
Ring Indicate Output
Voltage
No Ringing Voltage present
Ring Voltage present on Tip
& Ring
10
0.2 0.5
uA
Volts
Loop Current Switch
Control Voltage
ON: (off-hook)
OFF: (on-hook)
2.0 2.5
0.2 0.5
Volts
Volts
Loop Current Switch
Control Current
15 25
mA
Loop Current
Off-Hook current draw from
20
Telephone Line
100
mA
Total Harmonic
At 1800 Hz, -9 dBm signal level -72 -76
dBm
Distortion
XE0055S&T
XECOM/4
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