MAX4927ETN+

Analog Switches - Special Purpose Overview

The MAX4927ETN+ is a quad-channel Ethernet switch IC designed for 1000 Base-T applications. It features bidirectional, differential analog switches integrated into a 56-pin TQFN package with exposed pad. The device operates on a single 3V to 3.6V supply and supports data rates up to 1 Gbps. Key electrical parameters include a -3dB bandwidth of 650MHz, a maximum on-resistance of 5.5 ohms, and an operating temperature range from -40°C to +85°C. The output type is tri-state, and it utilizes a parallel interface for control.

Analog Switches - Special Purpose Feature Summary

• Integrates four independent DPDT switches optimized for Gigabit Ethernet signal routing
• Supports bidirectional data flow for full-duplex LAN communication
• Provides low on-resistance to minimize signal attenuation in high-speed lines

Analog Switches - Special Purpose Applications

• Gigabit Ethernet physical layer (PHY) front-end switching
• LAN port protection and signal path selection
• Network infrastructure equipment requiring differential line switching

Analog Switches - Special Purpose Procurement Notes

Verify the specific suffix and tape/reel specifications against the manufacturer's current datasheet before ordering. Confirm that the 56-TQFN footprint matches the target PCB layout. Check for any recent product change notifications or end-of-life announcements from Analog Devices to ensure long-term availability for production runs.

Analog Switches - Special Purpose Selection Notes

Select this component when designing systems requiring integrated switching for multiple Ethernet channels within a compact form factor. Ensure the design accommodates the 56-pin TQFN thermal requirements. Verify that the system voltage remains within the 3V to 3.6V range to maintain specified bandwidth and on-resistance performance levels.

Analog Switches - Special Purpose Part Context

This part belongs to the Maxim Integrated portfolio of interface ICs focused on network connectivity. It serves as a specialized solution for managing differential pairs in high-speed digital communications. The device complements standard PHY controllers by providing hardware-level signal routing capabilities without complex digital processing overhead.

Analog Switches - Special Purpose Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer's official cross-reference tools for potential alternatives if this specific package or specification is no longer suitable for the design.