DS1865

Obsolete

PON Triplexer Control and Monitoring Circuit

Complete Control, Calibration, and Monitoring Solution for GPON, BPON, and GEPON Transceivers

Data Sheet (Rev. 1)
Part Models
2
1ku List Price
price unavailable
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Part Details

  • Meets GEPON, BPON, and GPON Timing Requirements for Burst-Mode Transmitters
  • Bias Current Control Provided by APC Loop with Tracking-Error Compensation
  • Modulation Current is Controlled by a Temperature-Indexed Lookup Table
  • Laser Power Leveling from -6dB to +0dB
  • Two 8-Bit Analog Outputs, One is Controlled by MON4 Voltage for Video Amplifier Gain Control
  • Internal Direct-to-Digital Temperature Sensor
  • Six Analog Monitor Channels: Temperature, VCC, MON1, MON2, MON3, and MON4
  • Five Digital I/O Pins for Additional Control and Monitoring Functions
  • Comprehensive Fault Management System with Maskable Laser Shutdown Capability
  • Two-Level Password Access to Protect Calibration Data
  • 120 Bytes of Password 1 Protected Nonvolatile Memory
  • 128 Bytes of Password 2 Protected Nonvolatile Memory in Main Device Address
  • 128 Bytes of Nonvolatile Memory Located at A0h Slave Address
  • I²C-Compatible Interface for Calibration and Monitoring
  • Operating Voltage: 2.85V to 3.9V
  • Operating Temperature Range: -40°C to +95°C
  • Packaging: 28-Pin Lead-Free TQFN (5mm x 5mm x 0.8mm)
DS1865
PON Triplexer Control and Monitoring Circuit
DS1865: Typical Operating Circuit
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Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Application Note 1

Design Note 4

Technical Articles 1

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Hardware Ecosystem

Parts Product Life Cycle Description
Analog to Digital Converters 2
DS1856
NOT RECOMMENDED FOR NEW DESIGNS Dual, Temperature-Controlled Resistors with Internally Calibrated Monitors and Password Protection
DS1859
NOT RECOMMENDED FOR NEW DESIGNS Dual, Temperature-Controlled Resistors with Internally Calibrated Monitors
Interface Transceivers & Isolators 2
DS1864
NOT RECOMMENDED FOR NEW DESIGNS SFP Laser Controller and Diagnostic IC
DS1863
NOT RECOMMENDED FOR NEW DESIGNS Burst-Mode PON Controller With Integrated Monitoring
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