PRODUCT DESCRIPTION

The ADN2809 provides the receiver functions of Quantization, Signal Level Detect and Clock and Data Recovery at rates of OC-3, OC-12, Gigabit Ethernet, OC-48 and all FEC rates. All SONET jitter requirements are met, including: Jitter Transfer; Jitter Generation; and Jitter Tolerance. All specifications are quoted for -40 to 85C ambient temperature unless otherwise noted.

FEATURES

Meets SONET Requirements for Jitter Transfer /

Generation / Tolerance

Quantizer Sensitivity: 6 mV typical

? Adjustable Slice Level: +/- 100 mV

? 1.9GHz minimum Bandwidth

Loss of Signal Detect Range: 4mV to 17mV

Single Reference Clock Frequency for all rates

Including 15/14 (7) Wrapper Rate

? Choice of 19.44, 38.88, 77.76 or

155.52MHz

LVPECL / LVDS / LVCMOS / LVTTL compatible

inputs (LVPECL / LVDS only at 155.52 MHz)

19.44MHz Crystal Oscillator for Module apps

Loss of Lock indicator

Loopback mode for High Speed Test Data

Output Squelch & Clock Recovery Functions

Single Supply Operation: 3.3 Volts (+10)

Low Power: 780 mW Typical

Patented Clock Recovery Architecture

7 x 7 mm 48 pin LFCSP

APPLICATIONS

SONET OC-3/12/48, SDH STM-1/4/16, and all

associated FEC rates

WDM transponders

SONET/SDH regenerators and test equipment

Backplane applications