2. SPECIFICATIONS
6
2.3.3
I/O Characteristics
Ch1 and 2 (typical)
Return Loss
30 dB (0 to 10 MHz)
15 dB (10 MHz to 1.5 GHz)
10 dB (1.5 to 3 GHz)
Insertion Loss
0.2 dB (0 to 10 MHz)
0.5 dB (10 to 500 MHz)
2.0 dB (1.5 to 3 GHz)
Crosstalk
-60 dB (0 to 10 MHz)
-48 dB (10 MHz to 1.5 GHz)
-40 dB (1.5 to 3 GHz)
Impedance
External termination
Maximum Input Voltage
±5V
Ch3 to 10
Return Loss
30 dB (0 to 10 MHz, internally terminated)
Insertion Loss
0.3 dB (0 to 10 MHz)
Crosstalk
-55 dB (0 to 10 MHz)
-45 dB (10 to 30 MHz)
Input Impedance
75Ω
Output Impedance
75Ω
Maximum Input Voltage
±1.5V
Ch11
Input Impedance
Approx. 4 kΩ
Output Impedance
Approx. 60 Ω
Maximum Input Voltage
0V/+5V (TTL)
LTC
Input Impedance
10 kΩ balanced
Input Signal Level
0.5 to 4Vp-p
Output Impedance
600 Ω balanced
Output Signal Level
2Vp-p±10%
Number of input channels
LTC1, LTC2, LTC3 (3 channel inputs)
Number of output channels
LTC1, LTC2, LTC3 (3 channel outputs)
GPI (LTC connector shared)
LT
4610 alarm outputs
Number of Inputs
PRIMARY, BACKUP, 1 each
Number of Outputs
PRIMARY, BACKUP, 1 each
Output method
Through
Output Signal Level
5V CMOS