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  • Real-time clock (RTCs)

64 kHz | XRT85 series

Article: 00069519

Real-time clock (RTCs)

Features

Fully integrated single chip solution for E1, T1 or 64kHz clock synchronization applications.
Extracts 2048 kHz, 1544 kHz clock and data com-ponents
Extracts 64 KHz and 8 kHz, 400 Hz clock information
Line Code Violation alarms
On-chip digital clock recovery circuit
Supports 75? and 120? (E1), 100? (T1) applications
Crystal-less digital jitter attenuator with 32-bit FIFOthat can either be enabled or disabled
Receive loss of signal (RLOS) output
Meets Telcordia GR-1244-CORE Section 3.4.1 R3-27 specification
Meets or exceeds T1 and E1 specifications in ITU G.703, G.775
Single +3.3V Supply Operation
Logic inputs accept either 3.3 V or 5 V levels
28 pin TSSOP package
Pb-Free, RoHS Compliant Versions Offered

Specifications

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