
Exar Corporation
GENERAL DESCRIPTION
The XR-T5684 is a fully integrated PCM line transceiver intended for DSX-1 digital cross-connect applications. It combines both transmit and receive circuitry in a 28 pin PLCC or PDIP package. The receiver extracts data from AMI coded input signal, and outputs synchronized clock and unipolar RPOS and RNEG data by means of an external 8X or 16X oversampling clock.
FEATURES
● Fully Integrated T1 Transceiver
● Low Power Consumption (normally 225mW)
● Recovered Data and Clock Outputs
● Driver Performance Monitor
● Internal Transmit LBO for Line Lengths Between 0 to 655 Feet
● Compliance with TR-TSY-000499, 43802 and 43801 Input Jitter Tolerance Specifications
APPLICATIONS
● Interfacing T1 Network Equipment such as Multiplexers, Channel Banks and DSX-1 Switching Systems
● Interfacing Customer Premises Equipment such as CSUs, PBXs, T1 Measurement and Test Equipment