T9000
Preliminary Data Sheet
November 2000
ISDN Network Termination Node (NTN) Device
20 Electrical Characteristics
20.1 Power Supply
The NTN operates from one power supply: the digital section from a 5.0 V ± 5% supply and the analog section
from a 5.0 V ± 5% supply.
20.2 Power Consumption
Table 120. Power Consumption
Conditions
Loop Length
0 kft 18 kft Unit
NT1 Mode
365
330
mW
U-interface and S/T-interface powered up, microcontroller, and MLSE (see Table 47 for
MLSE description) powered down
Restricted NT1 Power Mode
U-interface powered up, S/T-interface, microcontroller, and MLSE powered down
335
415
385
300
380
350
mW
mW
mW
Intelligent NT1 (INT1) Mode
U-interface, S/T-interface, and microcontroller powered up, and MLSE powered down
Restricted INT1 Power Mode
U-interface and microcontroller powered up, S/T-interface, and MLSE powered down
20.3 S/T-Interface Receiver Common-Mode Rejection
Table 121. S/T-Interface Receiver Common-Mode Rejection
Parameter
Symbol
Specifications
Unit
Common-mode Rejection (at device pins)
CMR
400
mV
Lucent Technologies Inc.
111
AGERE [ AGERE SYSTEMS ]
