ADM1064:  Super Sequencer® with Voltage Readback 12-bit ADC

The ADM1064 Super Sequencer® is a configurable supervisory/ sequencing device that offers a single-chip solution for supply monitoring and sequencing in multiple supply systems. In addition to these ...More

For more information about the ADM1064 register map, refer to the AN-698 Application Note.

ADM1064:  Super Sequencer® with Voltage Readback 12-bit ADC

Product Description

The ADM1064 Super Sequencer® is a configurable supervisory/ sequencing device that offers a single-chip solution for supply monitoring and sequencing in multiple supply systems. In addition to these functions, the ADM1064 integrates a 12-bit ADC that can be used to accurately read back up to 12 separate voltages.

The device also provides up to 10 programmable inputs for moni-toring undervoltage faults, overvoltage faults, or out-of-window faults on up to 10 supplies. In addition, 10 programmable outputs can be used as logic enables. Six of these programmable outputs can provide up to a 12 V output for driving the gate of an N-FET that can be placed in the path of a supply.

Applications

  • Central office systems
  • Servers/routers
  • Multivoltage system line cards
  • DSP/FPGA supply sequencing
  • In-circuit testing of margined supplies
  • Features

    • Complete supervisory and sequencing solution for up to 10 supplies
    • 10 supply fault detectors enabling supervision of supplies to
      <0.5% accuracy at all voltages at 25°C
      <1.0 % accuracy across all voltages and temperatures
    • 5 selectable input attenuators allow supervision:
      Supplies up to 14.4 V on VH
      Supplies up to 6 V on VP1-4
    • 5 dual function inputs VX1-5:
      High impedance input to supply fault detector with thresholds between 0.573 V and 1.375 V
      General-purpose logic input
    • Sequencing engine (SE) implements state machine control of
      PDO outputs
      State changes conditional on input events
      Enables complex control of boards
      Power-up and power-down sequence control
      Fault event handling

    10 programmable output drivers (PDO1 to PDO10)

    • Open collector with external pull-up
    • Push/pull output, driven to VDDCAP or VPn
    • Open collector with weak pull-up to VDDCAP or VPn
    • Internally charge-pumped high drive for use with external N-FET (PDO1 to PDO6 only)

    Diagrams

    ADM1064 Diagram
    Functional Block Diagram for ADM1064

    Specifications

    # Supplies Monitored 10
    # Output Drivers 10
    Programming Method SMBus
    FET Drive/Enable Output Both
    Package 40 ld LFCSP ,48 ld TQFP
    Voltage Readback 12-bit ADC
    Volt Monitoring Accuracy 1%

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    Part# # Supplies Monitored Volt Monitoring Accuracy # Output Drivers FET Drive/Enable Output Voltage Readback Supply Adj/Margining Programming Method Temp Sensor Package Price* (1000-4999)
    ADM1060 7 2.5% 9 Both - - SMBus - 28 ld TSSOP $6.50
    ADM1062 10 1% 10 Both 12-bit ADC 12-bit ADC+6 DACs SMBus 1 External, 1 Internal 40 ld LFCSP , 48 ld TQFP $7.50
    ADM1063 10 1% 10 Both 12-bit ADC - SMBus 1 Internal, 2 External 40 ld LFCSP , 48 ld TQFP $8.25
    ADM1064 10 1% 10 Both 12-bit ADC - SMBus - 40 ld LFCSP , 48 ld TQFP $7.75
    ADM1065 10 1% 10 Both - - SMBus - 40 ld LFCSP , 48 ld TQFP $5.75
    ADM1066 12 1% 10 Both 12-bit ADC 12-bit ADC+6 DACs SMBus - 40 ld LFCSP , 48 ld TQFP $8.50
    ADM1067 10 1% 10 Both - 6 DACs SMBus - 40 ld LFCSP , 48 ld TQFP $6.50
    ADM1068 8 1% 8 Both - - SMBus - 32 ld LQFP $4.00
    ADM1069 8 1% 8 Both 12-bit ADC 12-bit ADC+4 DACs SMBus - 32 ld LQFP $4.35
    ADM1085 Cascadeable 7% 1 Enable - - Analog - 6 ld SC70 $0.34
    ADM1086 Cascadeable 7% 1 Enable - - Analog - 6 ld SC70 $0.34
    ADM1087 Cascadeable 7% 1 Enable - - Analog - 6 ld SC70 $0.34
    ADM1088 Cascadeable - 1 Enable - - Analog - 6 ld SC70 -
    ADM1184 4 - 4 Enable - - Analog - - $2.39
    ADM1185 4 0.8% 4 Enable - - Analog - 10-Lead MSOP $1.20
    ADM6819 2 2.6% 1 FET Drive - - Analog - 6-ld SOT-23 $1.20
    ADM6820 2 2.6% 1 FET Drive - - Analog - 6-ld SOT-23 $1.20

    * The pricing listed here is provided only for budgetary purposes as recommended list price in U.S. Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
    ** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.

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    The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

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