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DS1877 Datasheet PDF

Maxim Integrated DS1877

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.
Part No. DS1877
Datasheet DS1877 Download
Manufacturer
Maxim Integrated
Description SFP Controller For Dual Rx Interface
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DS1877 datasheet page 1 preview

GENERAL DESCRIPTION

Four ADC channels monitor VCC, temperature, and two differential external monitor inputs that can be used to meet all monitoring requirements. Two digitalto-analog converter (DAC) outputs with temperatureindexed lookup tables (LUTs) are available for additional monitoring and control functionality.

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 Comprehensive Loss-of-Signal (LOS) Detection System S Flexible, Two-Level Password Scheme Provides Three Levels of Security S 120 Bytes of Password-1 Protected Memory S 128 Bytes of Password-2 Pr...
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