AD3542R

RECOMMENDED FOR NEW DESIGNS

Dual Channel, 12-/16-Bit, 16 MUPS, Multispan, Multi-IO SPI DAC

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Overview

  • 12-/16-bit resolution
  • 16 MUPS single channel rate in fast mode
  • 11 MUPS single channel rate in precision mode
  • 78 ns small signal settling time to 0.1% accuracy
  • 100 ns large signal settling time to 0.1% accuracy
  • Ultrasmall glitch: <50 pV×s
  • Ultralow latency: 5 ns
  • THD
    • −105 dB at 1 kHz for AD3542R-16
    • −95 dB at 1 kHz for AD3542R-12
  • 5 selectable output voltage ranges
  • 1.2 V and 1.8 V logic level compatible
  • Single (classic) and dual SPI modes
  • Multiple error detectors, both analog and digital domains
  • 2.5 V internal voltage reference, 10 ppm/°C maximum TC
  • Small package: 4 mm × 4 mm LFCSP

The AD3542R is a low drift, dual channel, ultra-fast, 12-/16-bit accuracy, voltage output digital-to-analog converter (DAC) that can be configured in multiple voltage span ranges. The AD3542R operates with a fixed 2.5 V reference.

Each DAC incorporates three drift compensating feedback resistors for the internal transimpedance amplifier (TIA) that scales the output voltage. The device has five preconfigured output voltage ranges: 0 V to 2.5 V, 0 V to 5 V, 0 V to 10 V, −5 V to +5 V, and −2.5 V to +7.5 V.

The AD3542RBCPZ16 (hereafter referred to as AD3542R-16) can operate in fast mode for maximum speed or precision mode for maximum accuracy. The AD3542RBCPZ12 (hereafter referred to as AD3542R-12) has a single operation mode.

The serial peripheral interface (SPI) can be configured in dual synchronous SPI, dual SPI and single SPI (classic SPI) mode with single date rate (SDR) or double data rate (DDR), with logical levels from 1.2 V to 1.8 V.

The AD3542R is specified over the extended industrial temperature range (–40°C to +105°C).

APPLICATIONS

  • Instrumentation
  • Hardware in the loop
  • Process control equipment
  • Medical devices
  • Automated test equipment
  • Data acquisition system
  • Programmable voltage sources
  • Optical communications

AD3542R
Dual Channel, 12-/16-Bit, 16 MUPS, Multispan, Multi-IO SPI DAC
AD3542R-fbl AD3542R Pin Configuration AD3542R Chip
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Documentation

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Software Resources

Device Drivers 1


Tools & Simulations

LTspice


Models for the following parts are available in LTspice:

  • AD3542R

IBIS Model 1

LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.


Evaluation Kits

eval board
EVAL-AD3542R

Evaluation Board for the AD3542R, Dual Channel, 16-Bit, 16 MUPS, Multispan, Multi-IO SPI DAC

Features and Benefits

  • Full featured evaluation board for the AD3542R
  • Selectable transimpedance gain with rotary switch
  • Selectable transimpedance amplifier supplies
  • On-board or external power supply
  • On-board or external voltage reference
  • Impedance matching options for different instruments
  • Used with SDP-H1 controller board

Product Details

The EVAL-AD3542RFMCZ is an evaluation board for the AD3542R, a dual-channel, 16-bit fast precision digital-to-analog converter (DAC). The board allows testing all the output ranges of the DAC, waveform generation, power supply, and reference options.

The EVAL-AD3542RFMCZ interfaces to the USB port of a PC via a system demonstration platform (SDP-H1 board). The EVAL-AD3542RFMCZcan also be connected to a different controller board using the pin header connector at position P5.

This user guide covers the details of the configuration and operation of the EVAL-AD3542RFMCZ board and the associated ACE plugin. For additional information on the DAC operation, refer to the AD3542R data sheet.

EVAL-AD3542R
Evaluation Board for the AD3542R, Dual Channel, 16-Bit, 16 MUPS, Multispan, Multi-IO SPI DAC
EVAL-AD3542RFMCZ Evaluation Board EVAL-AD3542RFMCZ Evaluation Board - Top View EVAL-AD3542RFMCZ Evaluation Board - Bottom View

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