AD5544

PRODUCTION

Quad, Current-Output, Serial-Input 16-/14-Bit DACs

Part Models
5
1ku List Price
Starting From $26.44
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Part Details

  • 16-bit resolution INL of ±1 LSB (B Grade)
  • 2 mA full-scale current ± 20%, with VREF = ±10 V
  • 0.9 μs settling time to ±0.1%
  • 12 MHz multiplying bandwidth
  • Midscale glitch of −1 nV-sec
  • Midscale or zero-scale reset
  • Four separate, 4-quadrant multiplying reference inputs
  • Compact 28-lead SSOP and 32-lead LFCSP
  • See data sheet for additional features

AD5544-EP supports defense and aerospace applications (AQEC standard)

  • Download AD5544-EP Data Sheet (pdf)
  • Military temperature range (−55°C to +125°C)
  • Controlled manufacturing baseline
  • One assembly/test site
  • One fabrication site
  • Enhanced product change notification
  • Qualification data available on request
  • V62/12663 DSCC Drawing Number
AD5544
Quad, Current-Output, Serial-Input 16-/14-Bit DACs
AD5544/AD5554 Functional Block Diagram AD5544 Pin Configuration
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Documentation

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Tools & Simulations

Precision DAC Error Budget Tool

The Precision DAC Error Budget Tool is a web application that calculates the DC Accuracy of precision DAC signal chains. It shows how the static errors accumulate throughout your signal chain to quickly evaluate the design tradeoffs. Calculations include the DC errors introduced by Voltage References, Operation Amplifiers and Precision DACs.

Open Tool

AD5544 IBIS Models 2


Evaluation Kits

eval board
EVAL-AD5544

AD5544 Evaluation Board

Features and Benefits

  • Full-featured evaluation board for the AD5544
  • Graphic user interface software for board control and data analysis
  • Connector to EVAL-SDP-CB1Z system demonstration platform board
  • Various power supply options

Product Details

The AD5544 quad, 16-bit, current output, digital-to-analog converter (DAC) is designed to operate in a 2.7 V to 5.5 V supply range. But this voltage is limited up to 3.3 V due to EVAL-SDP-CB1Z restrictions.

The applied external reference input voltage (VREFx) determines the full-scale output current. Integrated feedback resistors (RFBx) provide temperature-tracking, full-scale voltage outputs when combined with an external I-to-V precision amplifier.

A double-buffered serial data interface offers high speed, 3-wire, SPI- and microcontroller-compatible inputs using serial data in (SDI), chip select (CS), and clock (CLK) signals. In addition, a serial data out pin (SDO) allows for daisy-chaining when multiple packages are used. A common, level-sensitive, load DAC strobe (LDAC) input allows the simultaneous update of all DAC outputs from previously loaded input registers. Additionally, an internal power-on reset forces the output voltage to 0 at system turn on. An MSB pin allows system reset assertion (RS) to force all registers to zero code when MSB = 0 or to half-scale code when MSB = 1.

The AD5544 is packaged in a compact 28-lead SSOP. The EV-AD5544 board is used in conjunction with the EVAL-SDP-CB1Z system demonstration platform (SDP) board available from Analog Devices, Inc., which is purchased separately from the evaluation board. The USB-to-SPI communication to the AD5544 is completed using this Blackfin®-based demonstration board. The software offers a waveform generator.

 

EVAL-AD5544
AD5544 Evaluation Board
EV-AD5544_45SDZANGLE-web EV-AD5544_45SDZBOTTOM-web EV-AD5544_45SDZTOP-web

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