TZA3031U

INTEGRATED CIRCUITS DATA SHEET TZA3031AHL; TZA3031BHL; TZA3031U SDH/SONET STM1/OC3 laser drivers Preliminary specification Supersedes data of 1998 Jul 29 File under Integrated Circuits, IC19 1999 Aug 24 Philips Semiconductors Preliminary specification SDH/SONET STM1/OC3 laser drivers FEATURES 155 Mbits/s data input, both Current-Mode Logic (CML) and Positive Emitter Coupled Logic (PECL) compatible; maximum 800 mV (p-p) Adaptive laser output control with dual loop, stabilizing optical ONE and ZERO levels Optional external control of laser modulation and biasing currents (non-adaptive) Automatic laser shutdown Few external components required Rise and fall times of 120 ps (typical value) Jitter <50 mUI (p-p) RF output current sinking capability of 60 mA Bias current sinking capability of 90 mA Power dissipation of 430 mW (typical value) Low cost LQFP32 plastic package Single 5 V power supply. TZA3031AHL Laser alarm output for signalling extremely low and high bias current conditions. TZA3031BHL Extra STM1 155 Mbits/s loop mode input; both CML and PECL compatible. TZA3031U Bare die version with combined bias alarm and loop mode functionality. ORDERING INFORMATION TYPE NUMBER TZA3031AHL TZA3031BHL TZA3031U − bare die; 2000 × 2000 × 380 µm TZA3031AHL; TZA3031BHL; TZA3031U APPLICATIONS SDH/SONET STM1/OC3 optical transmission systems SDH/SONET STM1/OC3 optical laser modules. GENERAL DESCRIPTION The TZA3031AHL, TZA3031BHL and TZA3031U are fully ...