MAX3768CUB

Overview

The MAX3768CUB is a limiting amplifier integrated circuit designed for optical networking applications. Manufactured by Analog Devices Inc./Maxim Integrated, this component operates within a supply voltage range of 4.5 V to 5.5 V and consumes 25 mA of operating current. It features a voltage gain of 60 dB and supports data rates up to 622 Mbps. The device is housed in a compact 10-uMAX/uSOP surface-mount package with dimensions of 0.118 inches (3.00 mm) width. It functions reliably across an industrial temperature range from -40°C to +85°C.

Feature Summary

• Integrated chatter-free power detect functionality for reliable signal monitoring
• Optimized low-power consumption design suitable for dense optical modules
• Compact surface-mount packaging facilitates high-density board layouts

Applications

• Local Area Network (LAN) optical transceivers
• Fiber optic communication network interfaces
• Short-reach optical interconnect systems
• Data acquisition front-ends requiring limiting amplification

Procurement Notes

Verify component authenticity through authorized distribution channels due to discontinued status. Confirm RoHS compliance and REACH registration details prior to integration. Check for alternative packages or updated series members if long-term availability is required. Ensure storage conditions meet moisture sensitivity level specifications to prevent package damage during assembly.

Selection Notes

Select this part when a low-profile limiting amplifier with integrated power detection is required for fiber optic links. Compare pin compatibility and electrical characteristics against existing designs. Consider thermal management requirements given the specific power dissipation limits. Evaluate interface matching needs for the target optical receiver or transmitter stage.

Part Context

This component belongs to the MAX3761/MAX3768 family of limiting amplifiers developed for optical communications. These devices are engineered to provide consistent gain and bandwidth for various serial data rates. The MAX3768 variant specifically targets applications requiring robust performance in compact form factors. It complements other optical interface components within the manufacturer's portfolio.

Replacement Considerations

Official substitute part numbers include MAX3761EEP+T. Verify functional equivalence regarding gain, bandwidth, and package dimensions before substitution. Ensure that any replacement maintains compatibility with existing power supply and control logic circuits.