Credo Technology is an innovative provider of secure, high-speed connectivity solutions. Credo is committed to providing the data infrastructure market with the energy efficient, high speed solutions it needs to meet its growing bandwidth demands. Credo today announced the Teal 200, a 4x50G Trans-resistance amplifier (TIA) chip that can be used in QSFP56/QSFP-DD optical modules and AOCs for high-capacity, low-power applications such as AI and hyperscale data centers. The Teal 200 supports 200Gbps SR4/DR4/FR4 and 400Gbps SR8/DR8/FR8 applications using 50Gbps PAM-4 modulation. The Teal 200 is also backward compatible and supports 4 x 25Gbps NRZ mode. The Credo Teal 200 also features Credo’s industry-leading low-power design.

MDX61B0300-503-4-00

Michael Girvan Lampe, Global Vice President of Sales and Marketing at Credo, said: “Optical transceivers/pluggable modules are the cornerstone of the next generation of large-scale connectivity, and the Teal 200 works seamlessly with the Credo Seagull family of DSPS to provide module manufacturers with a complete solution. “The thriving AI/ML ecosystem is driving the growth of the entire data infrastructure industry, and one of Credo’s missions is to help customers introduce new optical modules with higher performance and energy efficiency.”

Teal 200 main features

Compatible with single channel 25Gbps and 50Gbps
Suitable for 850nm and 1310nm PIN photodiodes
Dedicated photodiode interface
Automatic (AGC) or manual (MGC) gain control mode
Programmable cross-impedance (ZT) gain and peak control
Optimized for use with Credo’s Seagull DSP