PRI Card User Guide

Technical Specifications

 

The PRI card operating characteristics and specifications are provided below.

CPU

Intel 960 (16 MHz RISC processor)

Dynamic RAM

4 Mb

Program Memory

512K bytes Flash

Serial I/O channels supported

23B + D on MTPRI-HD23B and

 

 

30B + D on MTPRI-HD30B

Serial I/O operation

Simultaneous full duplex DMA (all

 

channels)

 

Diagnostic/status indicators

10 LEDs

Line Coding

T1 - B8ZS or AMI (programmable), E1 HDB3

Framing

T1 - ESF or D4 (programmable), E1 ESF

Capture Frequency

T1 - 1.544 Mbps/E1 2.048 M +/- 200 bps

Input/Output Impedence

T1 - 100 ohms/E1 120 ohms +/- 5%

Received Signal Level Range

T1 - DSX-1 level to -27.5 db, E1 ITU G.703 to -43

Line Buildout

T-1 7 levels (programmable) 0-320 meters, E1

 

 

short haul

Transitted Signal Level Range

T-1 DSX-1 into 100 ohms, E1 G.703 into 120

 

ohms

 

Pulse Density and Zeroes Enforcement

T-1 Per AT&T Pub 62411, E1 G.703/G.823

Line Loopback Set Inband Code (1000)

repeating binary pattern

Line Loopback Reset Inband Code

(100) repeating binary pattern

Interface Connector

ISDN RJ-48C

Operating Temperature

0-55 degrees C (32-131 degrees F)

Relative Humidity

to 90% without condensation

Dimensions:

9.2" H x 0.9” W x11.5 D ” (23.3 x 2.3 x 29.2 cm)

Power Requirements:

+5V (+/-10%) 1.25 A

ISDN Signaling (PRI) Standards

Q.921 and Q.931

Standards Supported

National ISDN-2, AT&T 4ESS and 5ESS,

 

 

Northern Telecom DMS-250

6

CommPlete Communications Server

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Multitech MTPRI-HD30B manual Technical Specifications, Cpu, Isdn RJ-48C