Network; Control; Multiline Terminals And Equipment - NEC UNIVERGE SV8100 System Hardware Manual

UNIVERGE SV8100/SV8300
System Hardware Manual
Data Transmission Rates:
Between CD-8DLCA and multiline terminal: 184K bps (voice and
signaling)
Scanning Time for each multiline terminal: 32 ms.
6.5.2

Network

Time Division Multiplexing (TDM) allows transmission of data and
voice simultaneously over one communications medium. The
specifications that the SV8300 system uses for switching, clock, data
bus, and timeframe are shown below.
TDM Switching: PCM (µ Law/A Law)
TDM Clock: 2.048 MHz
TDM Data Bus: 8 bit
TDM Timeframe: 125 µs.
6.5.3

Control

This section indicates the speed or capacity:
Control: Stored program with distributed processing
Central Processor: 32-bit microprocessor
Clock: 266 MHz
Interface Blade: 8- or 16-bit microprocessor
Optional Blades: 16- or 32-bit microprocessor
Multiline Terminal (TDM): 8-bit microprocessor
Multiline Terminal (IP): 32-bit microprocessor
IP Adapter: 32-bit microprocessor
6.5.4

Multiline Terminals and Equipment

The voltage, current, and ring signal for the multiline terminals, Single
Line Telephone equipment, and AP(A)-R/AP(R)-R Units are listed
below:
Multiline Terminal
Voltage: -11 ~ -26 Vdc
Maximum Current: 250 mA
Acoustical characteristics meet Electronic Industry
Association (EIA) standard proposal SP-1286 and
standard EIA RS-470.
Issue No. 1.5
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