[Applied Micro Circuits Corporation]

GENERAL DESCRIPTION

The function of the S3076 clock recovery unit is to derive high speed timing signals for SONET/SDHbased equipment. The S3076 is implemented using AMCC’s proven Phase Locked Loop (PLL) technology. Figure 1 shows a typical network application.

FEATURES

? SiGe BiCMOS technology

? Complies with Bellcore and ITU-T specifications for jitter tolerance, jitter transfer and

jitter generation

? On-chip high frequency PLL with internal

loop filter for clock recovery

? Supports clock recovery for:

OC-48 (2488.32 Mbps) (with FEC)

Fibre Channel (2125 Mbps) (with FEC)

OC-24 (1244.16 Mbps) (with FEC)

Gigabit Ethernet (1250 Mbps) (with FEC)

Fibre Channel (1062.5 Mbps) (with FEC)

OC-12 (622.08 Mbps) (with FEC)

OC-3 (155.52 Mbps) (with FEC) NRZ data

? Selectable reference frequencies

19.44 MHz or 155.52 MHz

(or equivalent Fibre Channel/

Gigabit Ethernet frequencies)

? Lock detect—monitors frequency of

incoming data

? Low-jitter serial interface

? +3.3 V supply

? Compact 48 pin TQFP TEP package

? Typical power 620 mW

? Available in Die form also