NXP Semiconductors OQ2545BHP
SDH/SONET STM16/OC48 laser drivers
FEATURES
● Differential 50 Ω inputs for direct connection to Current-Mode Logic (CML) outputs● Internal retiming to minimize jitter (OQ2545HP only)
● Input clock phase margin of 320° at 2.5 Gbits/s (OQ2545HP only)
● RF output current sinking capability of 60 mA
● Bias output current sinking capability of 100 mA
● TTL compatible control inputs
● Loop mode for system testing
● Continuous output monitoring
● Power dissipation <1500 mW (for typical application)
● Low cost LQFP48 plastic package.
APPLICATIONS
● Digital fibre optical modulation driver in STM16/OC48 short, medium and long haul optical transmission systems● Optical modulation driver in high-speed data networks
● High current driver for electro-optical converters
● High current electrical line driver. ORDERING INFORMATION TYPE NUMBER OQ2545HP OQ2545BHP PACKAGE NAME LQFP48
DESCRIPTION
OQ2545HP; OQ2545BHPGENERAL DESCRIPTION
The OQ2545 is a driver IC intended to be used with a directly modulated laser diode or with an Electro Absorption Modulator (EAM) in SDH/SONET 2.5 Gbits/s optical transmission systems.