FEATURES Meets SONET requirements for jitter transfer/generation/

tolerance Quantizer sensitivity: 4 mV typical Adjustable slice level: ±100 mV 1.9 GHz minimum bandwidth Patented clock recovery architecture Loss of signal detect range: 3 mV to 15 mV

Single reference clock frequency for both native SONET and

15/14 (7%) wrapper rate Choice of 19.44 MHz, 38.88 MHz, 77.76 MHz, or 155.52 MHz

REFCLK

LVPECL/LVDS/LVCMOS/LVTTL compatible inputs

(LVPECL/LVDS only at 155.52 MHz) 19.44 MHz on-chip oscillator to be used with external crystal

Loss of lock indicator Loopback mode for high speed test data Output squelch and bypass features Single-supply operation: 3.3 V

Low power: 540 mW typical 7 mm × 7 mm, 48-lead LFCSP APPLICATIONS

SONET OC-48, SDH STM-16, and 15/14 FEC WDM transponders Regenerators/repeaters Test equipment

Backplane applications