NEC Univerge SV8100 System Hardware Manual page 122

Issue 1.0
6.5
2 - 32
VoIP Trunks (Internet Protocols)
Transmission, Network, and Control Specifications
6.5.1 Transmission
Data Length:
From Multiline Terminal to CD-8DLCA: 23 bits
From CD-8DLCA to Multiline Terminal: 23 bits
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 UNIVERGE SV8100/SV8300 system uses for
switching, clock, data bus, and timeframe are shown below.
TDM Switching: PCM (µ 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
Attendant Console: 4-bit microprocessor
SLT Adapter: 4-bit microprocessor
UNIVERGE SV8100/SV8300
SV8100 System Specifications