Datasheets
AD7631BSTZ by:

18-Bit, 250 kSPS, Differential Programmable Input PulSAR® ADC

Part Details for AD7631BSTZ by Analog Devices Inc

Results Overview of AD7631BSTZ by Analog Devices Inc

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

AD7631BSTZ Information

AD7631BSTZ by Analog Devices Inc is an Analog to Digital Converter.
Analog to Digital 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 AD7631BSTZ

Part # Distributor Description Stock Price Buy
DISTI # 60AK6919
Newark Adc, 18Bit, 250Ksps, Lqfp-48, Resolution (Bits):18Bit, Sampling Rate:250Ksps, Input Channel Type:Differential, Data Interface:Microwire, Parallel, Qspi, Serial, Spi, Supply Voltage Type:Dual (+/-), Supply Voltage Min:7V Rohs Compliant: Yes |Analog Devices AD7631BSTZ RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 24
  • 1 $61.4900
  • 5 $56.8400
  • 10 $52.1900
  • 25 $47.5400
$47.5400 / $61.4900 Buy Now
DISTI # 505-AD7631BSTZ-ND
DigiKey IC ADC 18BIT SAR 48LQFP Min Qty: 1 Lead time: 10 Weeks Container: Tray 11
In Stock
  • 1 $61.4900
  • 13 $47.5377
$47.5377 / $61.4900 Buy Now
DISTI # 584-AD7631BSTZ
Mouser Electronics Analog to Digital Converters - ADC 18-Bit Bipolar Pulsar ADC 800KSPS IC RoHS: Compliant 3
  • 1 $62.7200
  • 10 $47.5400
$47.5400 / $62.7200 Buy Now
Analog Devices Inc 18-Bit Bipolar Pulsar ADC 800K Package Multiple: 1 415
  • 1 $61.4900
  • 1,000 $36.1200
$36.1200 / $61.4900 Buy Now
DISTI # 26717670
Verical 1-Channel Single ADC SAR 250ksps 18-bit Parallel/Serial 48-Pin LQFP Tray RoHS: Compliant Min Qty: 13 Package Multiple: 13 Americas - 403
  • 13 $47.8365
$47.8365 Buy Now
Bristol Electronics   5
RFQ
Rochester Electronics 18-Bit, 250 kSPS, Differential Programmable Input PulSAR ADC RoHS: Compliant Status: Active Min Qty: 1 8
  • 25 $50.0400
  • 100 $47.5400
  • 500 $45.0400
  • 1,000 $42.5300
  • 10,000 $40.0300
$40.0300 / $50.0400 Buy Now
DISTI # AD7631BSTZ
Richardson RFPD CONVERTER - ADC RoHS: Compliant Min Qty: 13 0
  • 13 $55.4200
  • 25 $53.1400
  • 100 $51.7200
  • 500 $50.3800
  • 1,000 $49.7400
$49.7400 / $55.4200 Buy Now
LCSC 18Bit 4.75V5.25V 250kHz SPI LQFP-48(7x7) Analog to Digital Converters (ADC) ROHS 2
  • 1 $81.8077
  • 30 $78.0963
$78.0963 / $81.8077 Buy Now

Part Details for AD7631BSTZ

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AD7631BSTZ Part Data Attributes

AD7631BSTZ Analog Devices Inc
Buy Now Datasheet
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AD7631BSTZ Analog Devices Inc 18-Bit, 250 kSPS, Differential Programmable Input PulSAR® ADC
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Part Package Code QFP
Package Description ROHS COMPLIANT, MS-026BBC, LQFP-48
Pin Count 48
Manufacturer Package Code ST-48
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Analog Devices
Analog Input Voltage-Max 10 V
Analog Input Voltage-Min -10 V
Conversion Time-Max 1.68 µs
Converter Type ADC, SUCCESSIVE APPROXIMATION
JESD-30 Code S-PQFP-G48
JESD-609 Code e3
Length 7 mm
Linearity Error-Max (EL) 0.001%
Moisture Sensitivity Level 3
Number of Analog In Channels 1
Number of Bits 18
Number of Functions 1
Number of Terminals 48
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Bit Code BINARY, 2'S COMPLEMENT BINARY
Output Format SERIAL, PARALLEL, WORD
Package Body Material PLASTIC/EPOXY
Package Code LFQFP
Package Equivalence Code QFP48,.35SQ,20
Package Shape SQUARE
Package Style FLATPACK, LOW PROFILE, FINE PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Sample Rate 0.25 MHz
Sample and Hold / Track and Hold SAMPLE
Seated Height-Max 1.6 mm
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 0.5 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 7 mm

Alternate Parts for AD7631BSTZ

This table gives cross-reference parts and alternative options found for AD7631BSTZ. 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 AD7631BSTZ, 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
AD7631BSTZRL Analog Devices Inc Check for Price 18-Bit, 250 kSPS, Differential Programmable Input PulSAR® ADC AD7631BSTZ vs AD7631BSTZRL
AD7631BCPZ Analog Devices Inc Check for Price 18-Bit, 250 kSPS, Differential Programmable Input PulSAR® ADC AD7631BSTZ vs AD7631BCPZ
AD7631BCPZRL Analog Devices Inc Check for Price 18-Bit, 250 kSPS, Differential Programmable Input PulSAR® ADC AD7631BSTZ vs AD7631BCPZRL

AD7631BSTZ Related Parts

AD7631BSTZ Frequently Asked Questions (FAQ)

  • A good layout and routing practice is to keep the analog and digital grounds separate, use a solid ground plane, and keep the analog signal traces away from the digital signal traces. Additionally, use a low-ESR capacitor for the VDD pin and a 0.1uF capacitor for the AVDD pin.

  • The AD7631BSTZ has an internal calibration circuit that can be used to calibrate the device. The calibration process involves shorting the VIN+ and VIN- pins together and applying a known voltage to the REF pin. The device will then adjust its internal offset and gain to match the applied voltage.

  • The maximum sampling rate of the AD7631BSTZ is 250 kSPS. The power consumption of the device increases with the sampling rate, so it's essential to consider the trade-off between sampling rate and power consumption in the system design.

  • The AD7631BSTZ outputs 16-bit data in a twos-complement format. The output data can be handled using a microcontroller or an FPGA, and it's essential to consider the data format and the interface protocol (SPI or parallel) when designing the system.

  • The AD7631BSTZ's performance is affected by temperature variations, which can cause offset and gain errors. To compensate for temperature variations, it's essential to use a temperature sensor and a calibration circuit to adjust the offset and gain of the device.

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