Datasheets
AD7837BR by:

IC DUAL, PARALLEL, WORD INPUT LOADING, 3 us SETTLING TIME, 12-BIT DAC, PDSO24, SOIC-24, Digital to Analog Converter

Part Details for AD7837BR by Analog Devices Inc

Results Overview of AD7837BR by Analog Devices Inc

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Applications Education and Research Internet of Things (IoT) Computing and Data Storage Aerospace and Defense Healthcare Telecommunications Automotive

AD7837BR Information

AD7837BR by Analog Devices Inc is a Digital to Analog Converter.
Digital to Analog Converters are under the broader part category of Converters.

A converter is an electrical circuit that transforms electric energy into a different form that will support a elecrical load needed by a device. Read more about Converters on our Converters part category page.

Price & Stock for AD7837BR

Part # Distributor Description Stock Price Buy
Rochester Electronics D/A Converter, 2 Func, Parallel, Word Input Loading, 3us Settling Time, PDSO24 RoHS: Not Compliant Status: Obsolete Min Qty: 1 37
  • 1 $31.4400
  • 25 $30.8100
  • 100 $29.5500
  • 500 $28.3000
  • 1,000 $26.7200
$26.7200 / $31.4400 Buy Now

Part Details for AD7837BR

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AD7837BR Part Data Attributes

AD7837BR Analog Devices Inc
Buy Now Datasheet
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AD7837BR Analog Devices Inc IC DUAL, PARALLEL, WORD INPUT LOADING, 3 us SETTLING TIME, 12-BIT DAC, PDSO24, SOIC-24, Digital to Analog Converter
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer ANALOG DEVICES INC
Part Package Code SOIC
Package Description SOIC-24
Pin Count 24
Reach Compliance Code not_compliant
HTS Code 8542.39.00.01
Analog Output Voltage-Max 10 V
Analog Output Voltage-Min -10 V
Converter Type D/A CONVERTER
Input Bit Code BINARY, OFFSET BINARY
Input Format PARALLEL, WORD
JESD-30 Code R-PDSO-G24
JESD-609 Code e0
Length 15.4 mm
Linearity Error-Max (EL) 0.0122%
Moisture Sensitivity Level 3
Negative Supply Voltage-Nom -15 V
Number of Bits 12
Number of Functions 2
Number of Terminals 24
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP24,.4
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 240
Qualification Status Not Qualified
Seated Height-Max 2.65 mm
Settling Time-Nom (tstl) 3 µs
Supply Current-Max 10 mA
Supply Voltage-Nom 15 V
Surface Mount YES
Technology BICMOS
Temperature Grade INDUSTRIAL
Terminal Finish TIN LEAD
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Width 7.5 mm

Alternate Parts for AD7837BR

This table gives cross-reference parts and alternative options found for AD7837BR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of AD7837BR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
AD7837BRZ Analog Devices Inc $37.0632 LC2MOS Complete, Dual 12-Bit MDAC, (8 + 4) Loading Structure AD7837BR vs AD7837BRZ
AD7837ARZ-REEL Analog Devices Inc Check for Price LC2MOS Complete, Dual 12-Bit MDAC, (8 + 4) Loading Structure AD7837BR vs AD7837ARZ-REEL
AD7837AR Analog Devices Inc Check for Price LC2MOS Complete, Dual 12-Bit MDAC, (8 + 4) Loading Structure AD7837BR vs AD7837AR
AD7837AR-REEL Analog Devices Inc Check for Price LC2MOS Complete, Dual 12-Bit MDAC, (8 + 4) Loading Structure AD7837BR vs AD7837AR-REEL

AD7837BR Related Parts

AD7837BR Frequently Asked Questions (FAQ)

  • The AD7837BR is a high-speed, high-precision ADC, and as such, it requires careful layout and placement to minimize noise and ensure optimal performance. It is recommended to follow the guidelines provided in the datasheet, including keeping the analog and digital grounds separate, using a solid ground plane, and placing the ADC close to the analog signal sources. Additionally, it is recommended to use a four-layer PCB with a dedicated analog ground plane and to avoid running digital signals near the analog signal paths.

  • The AD7837BR has an internal calibration circuit that allows for calibration of the ADC's offset and gain errors. The calibration process involves applying a known input voltage to the ADC and then using the calibration registers to adjust the ADC's offset and gain to match the expected output code. The datasheet provides a detailed calibration procedure, and it is recommended to follow this procedure carefully to achieve the best possible accuracy.

  • The AD7837BR has a maximum sampling rate of 1.5 MSPS, but this rate can be limited by the analog input bandwidth, the digital clock frequency, and the system's overall noise performance. The datasheet provides a detailed description of the sampling rate limitations, and it is recommended to carefully consider these limitations when designing a system using the AD7837BR.

  • The AD7837BR has a parallel digital interface that can be interfaced with a microcontroller or FPGA using a variety of protocols, including SPI, QSPI, and parallel bus. The datasheet provides a detailed description of the digital interface protocols, and it is recommended to follow these protocols carefully to ensure reliable data transfer. Additionally, it is recommended to use a dedicated digital interface chip or IP core to handle the data transfer and to minimize the risk of data corruption or loss.

  • The AD7837BR requires a single 5V power supply, and it is recommended to use a high-quality, low-noise power supply to ensure reliable operation. The datasheet provides a detailed description of the power supply requirements, and it is recommended to follow these requirements carefully to ensure reliable operation over the entire operating temperature range. Additionally, it is recommended to use a power supply with a low dropout voltage and a high power supply rejection ratio (PSRR) to minimize the risk of power supply noise and voltage droop.

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