OQ2538U Datasheet (NXP) - SDH/SONET STM16/OC48 main amplifiers

OQ2538U, SDH/SONET STM16/OC48 main amplifiers

OQ2538HP; OQ2538U GENERAL DESCRIPTION The OQ2538HP is a limiting amplifier IC intended for use as the main amplifier in 2.5 Gbits/s Non-Return to Zero (NRZ) transmission systems (SDH/SONET).

Comprised of four amplifier stages with a total gain of 48.5 dB, it provides for a wide input signal dynami

OQ2538U Features

* Differential 100 Ω outputs for direct connection to Current-Mode Logic (CML) inputs

* Wide bandwidth (3 GHz)

* 48.5 dB limiting gain

* Noise figure typically 11 dB

* Automatic offset compensation

* Input level-detection circuits for Automatic Gain Co