DS1878T-T

Sensor And Detector Interfaces Overview

The DS1878T-T is a sensor interface controller designed for SFP+ applications, manufactured by Analog Devices Inc./Maxim Integrated. It features digital LDD (Laser Diode Driver) interface capabilities and supports both analog and digital input types with digital output. The device operates within a temperature range of -40°C to +95°C and draws a supply current of 2.5 mA. It is housed in a surface-mount 28-TQFN package measuring 5x5 mm. This component serves as a specialized controller for optical transceiver modules requiring precise laser control and monitoring.

Sensor And Detector Interfaces Feature Summary

• Integrates SFP+ controller functionality with digital laser diode driver interface
• Supports mixed-signal operation with combined analog and digital input processing
• Designed for high-performance optical transceiver management

Sensor And Detector Interfaces Applications

• SFP+ optical transceiver module integration
• Laser diode driver control systems
• Telecommunications fiber optic interfaces

Sensor And Detector Interfaces Procurement Notes

Verify the exact suffix designation when ordering, as availability varies between tape-and-reel and tube packaging formats. Confirm that the specific variant matches the required operating temperature range and package dimensions. Check current lifecycle status as some versions may be obsolete or restricted. Ensure compatibility with existing board layouts for the 28-TQFN footprint before procurement.

Sensor And Detector Interfaces Selection Notes

Select this component specifically for SFP+ form factor designs requiring integrated laser control. Compare against standard SFP controllers if additional GPIO flexibility is needed. Verify that the 2.5 mA supply current fits the system power budget. Ensure the -40°C to +95°C range meets environmental requirements for the target deployment location.

Sensor And Detector Interfaces Part Context

This part belongs to the Maxim Integrated sensor interface portfolio, focusing on optical communication components. It complements other SFP controllers by providing dedicated laser driver interface logic. The series is tailored for high-speed data transmission applications where precise optical signal modulation is critical for network performance and reliability.

Sensor And Detector Interfaces Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pin-to-pin compatibility with any alternative SFP+ controllers before substitution. Check if updated revisions offer improved thermal performance or additional diagnostic features.