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DS1877 Datasheet Sfp Controller For Dual Rx Interface

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: .. 19-5188; Rev 1; 4/10 SFP Controller for Dual Rx Interface General.

General Description

The DS1877 controls and monitors all functions for SFF, SFP, and SFP+ modules including all SFF-8472 functionality.

The device supports all LOS functions for two receivers, and continually monitors for LOS of either channel.

Four ADC channels monitor VCC, temperature, and two differential external monitor inputs that can be used to meet all monitoring requirements.

Key Features

  • S Meets All SFF-8472 Control and Monitoring Requirements S Four Analog Monitor Channels: Temperature, VCC, RSSI1, RSSI2 RSSI1 and RSSI2 Support Internal and External Calibration Differential Input Common-Mode Range from GND to VCC Scalable Dynamic Range Internal Direct-to-Digital Temperature Sensor Alarm and Warning Flags for All Monitored Channels S Two 10-Bit Delta-Sigma Outputs Each Controlled by 72-Entry Temperature LUT S Digital I/O Pins: Four Inputs, Four Outputs S C.

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DS1877 Distributor