Quad, 16-Bit nanoDAC® with 5ppm/°C On-Chip Reference

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Product Details

The AD5624R/AD5644R/AD5664R, members of the nanoDAC® family, are low power, quad, 12-/14-/16-bit buffered voltage-out DACs. All devices operate from a single 2.7 V to 5.5 V supply and are guaranteed monotonic by design.

The AD5624R/AD5644R/AD5664R have an on-chip reference. The AD56x4R-3 has a 1.25 V, 5 ppm/°C reference, giving a full-scale output range of 2.5 V; the AD56x4R-5 has a 2.5 V, 5 ppm/°C reference giving a full-scale output range of 5 V. The on-chip reference is off at power-up, allowing the use of an external refer-ence; all devices can be operated from a single 2.7 V to 5.5 V supply. The internal reference is enabled via a software write.

The part incorporates a power-on reset circuit that ensures the DAC output powers up to 0 V and remains there until a valid write takes place. The part contains a per-channel power-down feature that reduces the current consumption of the device to 480 nA at 5 V and provides software-selectable output loads while in power-down mode. The low power consumption of this part in normal operation makes it ideally suited to portable battery-operated equipment.

The AD5624R/AD5644R/AD5664R use a versatile 3-wire serial interface that operates at clock rates up to 50 MHz, and is compatible with standard SPI, QSPI™, MICROWIRE™, and DSP interface standards. The on-chip precision output amplifier enables rail-to-rail output swing.

Product Highlights

  1. Quad 12-/14-/16-bit DACs.
  2. On-chip 1.25 V/2.5 V, 5 ppm/°C reference.
  3. Available in 10-lead MSOP and 10-lead, 3 mm × 3 mm, LFCSP_WD.
  4. Low power, typically consumes 1.32 mW at 3 V and 2.25 mW at 5 V.
  • Process controls
  • Data acquisition systems
  • Portable battery-powered instruments
  • Digital gain and offset adjustment
  • Programmable voltage and current sources
  • Programmable attenuators

Product Lifecycle

recommend Production

At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.

Alternative Parts

Evaluation Kits


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EVAL-AD5664R Circuit Diagram

Product Details

The EVAL-AD5664REBZ (Cypress based) is no longer available. Please use EVAL-AD5664RDBZ (SDP based).

The EVAL-AD5664RDBZ evaluation board helps users quickly prototype new AD5664R circuits and reduce design time. The AD5664R operates from a single 2.7 V to 5.5 V supply.

For full data, see the AD5664R data sheet, which must be used in conjunction with user guide UG-986 when using the EVALAD5664RDBZ evaluation board.

The EVAL-AD5664RDBZ evaluation board interfaces to the USB port of a PC via the SDP-B controller board. Software that allows users to program the AD5664R can be downloaded via the EVAL-AD5664RDBZ product page.

The EVAL-AD5664RDBZ evaluation board requires the EVALSDP-CB1Z board (SDP-B controller board).

Software & Systems Requirements


Tools & Simulations

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Product Recommendations

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AD5664R Companion Parts

Recommended Digital Isolators

  • For process control applications: ADUM1300.
  • For digital isolators with integrated isolated power: ADUM5401.
  • For cost sensitive designs: ADUM7440, ADUM7441.
  • For isolated USB designs in healthcare and industrial control: ADUM4160.

Recommended Amplifiers

Recommended Voltage Reference

  • For a 5V power supply reference: REF195.
  • For precision, high accuracy, and output trim adjust: ADR423.

Design Resources

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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.

AD5664R Material Declaration
PCN-PDN Information Quality And Reliability Symbols and Footprints



Sample & Buy

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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.

Price Table Help

Evaluation Boards Pricing displayed is based on 1-piece.
Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.