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  5. ADUCM431


Features and Benefits

  • Analog input and output
    • Multichannel, 12-bit, 2 MSPS ADC
      • Up to 16 external channels
      • Power, VDAC and temperature monitor internal channels
      • Single-ended and differential modes
      • 0 V to VREF analog input range
      • Input buffer included
      • Digital comparators
  • Up to nine, 12-bit voltage output VDACs
    • 4-channel, selectable output range
      • 0 V to 2.5 V or AVDDx − 0.1 V
    • 4-channel, 0 V to 2.5 V or AVDDx − 0.2 V
    • 1-channel, 0 V to 2.5 V
  • 4 voltage comparators with adjustable hysteresis voltage
  • Microcontroller
    • 32-bit Arm Cortex-M3 core, RISC architecture
    • Serial wire port supports code download and debug
  • Clocking options
    • 16 MHz on-chip oscillator
    • 80 MHz PLL output
    • External clock source
  • Memory
    • 2× 512 kB independent Flash/EE memories
    • 48 kB SRAM
  • Software triggered, in circuit reprogrammability via I2C
  • On-chip peripherals
    • 1× UART, 2× SPI, 2× I2C serial input and output
    • GPIO with multilevel voltage (3.3 V, 1.8 V, and 1.2 V) digital inputs
    • MDIO target up to 4 MHz (open drain)
    • 3× 16-bit and 1× 32-bit general-purpose timers
    • Wake-up timer (WUT)
    • Watchdog timers (WDT)
    • 32 element PLA
    • 16-bit PWM
    • Manchester encoder and decoder
    • All GPIOs support external interrupt
  • Power
    • Multiple supplies
      • AVDDx, IOVDDx, DVDD: 2.85 V to 3.63 V
    • Flexible operating modes for low power applications
  • Packages and temperature range
    • 5 mm x 5 mm, 0.4 mm pitch, 121-ball CSP_BGA
    • Fully specified for TJ = –40°C to +125°C
  • Tools

Product Details


  • Optical networking—100G/200G/400G and higher frequency modules

For more information on the ADuCM431, contact InfoOpticalNetwork@analog.com.

Product Lifecycle icon-recommended Recommended for New Designs

This product has been released to the market. The data sheet contains all final specifications and operating conditions. For new designs, ADI recommends utilization of these products.

Design Resources

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.View our quality and reliability program and certifications for more information.

Part Number Material Declaration Reliability Data Pin/Package Drawing CAD Symbols, Footprints & 3D Models
ADUCM431BBCZ Material Declaration Reliability Data CHIP SCALE BGA
ADUCM431BBCZ-RL Material Declaration Reliability Data CHIP SCALE BGA
ADUCM431BBCZ-RL7 Material Declaration Reliability Data CHIP SCALE BGA
Wafer Fabrication Data

PCN-PDN Information

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Sample & Buy

Ordering FAQs

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Buy Now Pricing

(**) Displayed Buy Now Price and Price Range is based on small quantity orders.


List Pricing

(*)The 1Ku 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. authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.


Lead Times

Please see the latest communication from our CCO regarding lead times.



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