AD5664R

PRODUCTION

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

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Overview

  • Low power, smallest pin-compatible, quad nanoDACs 
  • AD5664R: 16 bits
  • AD5644R: 14 bits
  • AD5624R: 12 bits
  • User selectable external or internal reference External reference default On-chip 1.25 V/2.5 V, 5 ppm/°C reference
  • 10-lead MSOP; 10-lead, 3 mm × 3 mm LFCSP_WD; and 12-ball, 1.665 mm × 2.245 mm WLCSP
  • 2.7 V to 5.5 V power supply
  • Guaranteed monotonic by design
  • Power-on reset to zero scale
  • Per channel power-down
  • Serial interface, up to 50 MHz

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 reference; 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; 10-lead, 3 mm × 3 mm LFCSP_WD; and 12-ball, 1.665 mm × 2.245 mm WLCSP.
  4. Low power, typically consumes 1.32 mW at 3 V and 2.25 mW at 5 V.

Applications

  • Process controls
  • Data acquisition systems
  • Portable battery-powered instruments
  • Digital gain and offset adjustment
  • Programmable voltage and current sources
  • Programmable attenuators

AD5664R
Quad, 16-Bit nanoDAC® with 5ppm/°C On-Chip Reference
AD5624R/AD5644R/AD5664R Functional Block Diagram AD5624R/AD5644R/AD5664R Pin Configuration
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Software Resources


Hardware Ecosystem

Parts Product Life Cycle Description
Digital & Analog I/O 1
AD5750 PRODUCTION Industrial Current/Voltage Output Driver with Programmable Ranges
Interface Transceivers & Isolators 5
ADUM7440 PRODUCTION 1 kV RMS Quad-Channel Digital Isolator
ADUM7441 PRODUCTION 1 kV RMS Quad-Channel Digital Isolator
ADuM1300 PRODUCTION Triple-Channel Digital Isolator
ADUM5401 PRODUCTION Quad-Channel, 2.5 kV Isolators with Integrated DC-to-DC Converter (3/1 channel directionality)
ADUM4160 PRODUCTION Full/Low Speed USB Digital Isolator
Operational Amplifiers (Op Amps) 3
AD820 PRODUCTION Single-Supply, Rail-to-Rail, Low Power FET-Input Op Amp
OP295 PRODUCTION Rail-to-Rail Dual Op Amp
ADA4096-2 RECOMMENDED FOR NEW DESIGNS 30 V, Micropower, Overvoltage Protection, Rail-to-Rail Input/Output Dual Op Amplifier
Voltage References 2
REF195 PRODUCTION 5.0V Precision Micropower, Low Dropout, Low Voltage Reference
ADR423 PRODUCTION Ultraprecision, Low Noise, 3.00 V XFET® Voltage Reference
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Tools & Simulations


Evaluation Kits

eval board
EVAL-AD5664R

AD5664R Evaluation Board

Features and Benefits

  • Full featured evaluation board in conjunction with nanoDAC motherboard (EVAL-MBnanoDAC-SDZ)
  • On-board references
  • Various link options
  • PC control in conjunction with Analog Devices, Inc., system demonstration platform (SDP)

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).

EVAL-AD5664R
AD5664R Evaluation Board
Eval-AD5664RDBZ-Angle-web Eval-AD5664RDBZ-Bottom-web Eval-AD5664RDBZ-Top-web

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