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XE0020 View Datasheet(PDF) - Xecom

Part NameDescriptionManufacturer
XE0020 Telephone Line Interface with Active Line Monitoring Xecom
Xecom Xecom
XE0020 Datasheet PDF : 6 Pages
1 2 3 4 5 6
Electrical Specification (Vcc=+3v ±10%, Ta=0 to 70 deg C)
Parameter
Conditions
Min
Power Supply Current
Off Hook, 5.0 Volts
Transmit Insertion loss
600 Ohm Impedance, 1000 Hz
1.7
Receive Insertion loss
600 Ohm Impedance, 1000 Hz
1.7
Line Impedance
At 1000 Hz, Rm 340 ohms
540
Coupler Match
Input impedance to T1 & T2
330
input impedance
Ring Detect
Min. AC voltage between Tip &
38
Sensitivity (on-hook)
Ring Type B ringer
Ring Detect
Peak Current
Ringing voltage of 40 Vrms
100
applied between Tip & Ring
Ring Detect
Idle Current
No Ringing Voltage present
Ring Indicate Output
Voltage
Ring Voltage present on Tip
& Ring
Loop Current Switch
ON: (off-hook)
2.0
Control Voltage
OFF: (on-hook)
Loop Current Switch
Control Current
Loop Current
Off-Hook current draw from
20
Telephone Line
Total Harmonic
Distortion
At 1800 Hz, -9 dBm signal level
-72
Connect Detect
Threshold
Handset Interrupt
40 milliamps loop current
0.5
Battery Voltage Change
At Tip and Ring
Typ Max Units
10
15
mA
2.7
3.7
dB
2.7
3.7
dB
600
660 Ohms
340
350 Ohms
150 Vrms
uA
10
uA
0.2
0.5
Volts
3.0
Volts
0.2
0.5
Volts
15
25
mA
100
mA
-76
dBm
15
Volts
1.0
1.5
Volts
ABSOLUTE MAXIMUM RATINGS
Storage Temperature
Operating Temperature Range
Maximum Lead Temperature (soldering 2 seconds per wave)
-25OC to +85OC
0OC to +70OC
260OC
XECOM
(4)
XE0020
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