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SY87701AL Datasheet PDF

Micrel SY87701AL

The SY87701AL is a complete Clock Recovery and Data Retiming integrated circuit for data rates from 28Mbps up to 1.3Gbps NRZ. The device is ideally suited for SONET/SDH/ATM and Fibre Channel applications and other high-speed data transmission systems. The VCO center frequency is controlled by the reference clock frequency and the selected divide ratio.
Part No. SY87701AL
Datasheet SY87701AL Download
Manufacturer
Micrel
Description AnyRate Clock and Data Recovery
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SY87701AL datasheet page 1 preview

FEATURES

DESCRIPTION

s Industrial temperature range (–40°C to +85°C) s 3.3V power supply s Clock and data recovery from 28Mbps up to 1.3Gbps NRZ data stream, clock generation from 28Mbps to 1.3Gbps s Complies with Bellcore, ITU/CCITT and ANSI specifications for applications such as OC-1, OC-3, OC-12, ATM, FDDI, Fibre Channel and Gigabit Ethernet as well as proprietary applications s Two on-chip PLLs: one for clock generation and another for clock recovery s Selectable reference frequencies s Differential PECL high-speed serial I/O s Line receiver input: no external buffering needed s Link fault indication s 100k ECL compatible I/O s Lower power: fully compatible with Micrel's SY87701V, but with 30% less power s Available in 32-pin EPAD-TQFP and 28-pin SOIC packages (28-pin SOIC is available, but NOT recommended for new designs.) Clock recovery and data retiming is performed by synchronizing the on-chip VCO directly to the incoming data stream. On-chip clock generation is performed through the use of a frequency multiplier PLL with a byte rate source as reference.
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