LTC2978

NOT RECOMMENDED FOR NEW DESIGNS

Octal Digital Power Supply Manager with EEPROM

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Part Details

  • I2C/SMBus Serial Interface
  • PMBus Compliant Command Set
  • Configuration EEPROM with CRC
  • Black Box Fault Logging to Internal EEPROM
  • Differential Input, 16-Bit ΔΣ ADC with Less Than ±0.25% of Total Unadjusted Error
  • Eight Voltage Servos Precisely Adjust Output Voltages Using Eight 10-Bit DACs with Soft-Connect
  • Monitors Eight Output Voltages and One Input Voltage and Internal Die Temperature
  • 8-Channel Sequencer
  • Programmable Watchdog Timer
  • Eight UV/OV VOUT and One VIN Supervisor
  • Supports Multi-Channel Fault Management
  • Operates Autonomously without Additional Software
  • LTC2978 Can Be Powered from 3.3V or 4.5V to 15V
  • Available in 64-pin 9mm × 9mm QFN package
  • LTpowerPlay Configuration and Development Tool
LTC2978
Octal Digital Power Supply Manager with EEPROM
Octal Power Supply Controller with PMBus Interface Typical ADC Total Unadjusted  Error vs Temperature Product Package 1
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Documentation

Data Sheet

This is the most up-to-date revision of the Data Sheet.

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Software Resources


Hardware Ecosystem

Parts Product Life Cycle Description
LTC2977 RECOMMENDED FOR NEW DESIGNS 8-Channel PMBus Power System Manager Featuring Accurate Output Voltage Measurement
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Tools & Simulations


Evaluation Kits

eval board
DC1508B-A

LTC2977, LTC2978A, LTC2978 Socketed Programming Board (Requires DC1613)

Product Details

The DC1508B programming board contains the circuitry needed to program and verify the EEPROM of the LTC2974, LTC2975, LTC2977, LTC2978, and LTC2978A. This is its sole purpose. The DC1508B is shipped with a clamshell style programming socket installed. The EEPROM contains the factory default configuration. The LTpowerPlay *.proj file that corresponds to the factory default can be found in the GUI.

DC1508B-A
LTC2977, LTC2978A, LTC2978 Socketed Programming Board (Requires DC1613)
DC1508B - Schematic DC1508B - Demo Board Image

Reference Designs

DK-SI-5SGTMC7N Signal Integrity Kit
Altera Transceiver Signal Integrity Development Kit, Stratix V GT Edition Circuits from the lab

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-SI-5SGXEA7N Kit
Altera Transceiver Signal Integrity Kit, Stratix V GX Edition Circuits from the lab

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Altera Transceiver Signal Integrity Development Kit, Stratix V GT Edition
DK-SI-5SGTMC7N Signal Integrity Kit
LTC Parts List
DK-SI-5SGTMC7N Block Diagram
DK-SI-5SGTMC7N Power Tree
Altera Transceiver Signal Integrity Kit, Stratix V GX Edition
DK-SI-5SGXEA7N Kit
LTC Parts List
DK-SI-5SGXEA7N Block Diagram
DK-SI-5SGXEA7N Block Diagram
DK-SI-5SGXEA7N Power Tree

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