Part Image

AD7821KRZ - Analog Devices

Description: AD7821KRZ, 8-Bit Analogue to Digital Converter, Parallel, 20-Pin SOIC W

Download AD7821KRZ Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
AD7821KRZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - AD7821KRZ
click to zoom
3D Models
AD7821KRZ - Analog Devices  - 3D model - Small Outline Packages - AD7821KRZ
click to zoom

AD7821KRZ Details

  • Manufacturer Part Number:

    AD7821KRZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    SOIC

  • Package Description:

    MS-013AC, SOIC-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    RW-20

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    3

  • Analog Input Voltage-Max:

    2.5 V

  • Analog Input Voltage-Min:

    -2.5 V

  • Conversion Time-Max:

    0.66 µs

  • Converter Type:

    ADC, FLASH METHOD

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    12.8 mm

  • Linearity Error-Max (EL):

    0.39%

  • Moisture Sensitivity Level:

    1

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Analog In Channels:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY, OFFSET BINARY

  • Output Format:

    PARALLEL, 8 BITS

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    1 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    2.65 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:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.5 mm

AD7821KRZ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC before applying VREF. This ensures that the internal reference is stable before the ADC starts converting.
  • To minimize noise and ensure accurate conversions, keep the analog and digital grounds separate, use a solid ground plane, and keep the analog input traces short and away from digital signals. Also, use a low-ESR capacitor for the VREF pin.
  • The maximum sampling rate of the AD7821KRZ is 200 kHz. However, the actual sampling rate may be limited by the system's clock frequency, conversion time, and settling time of the analog input signal.
  • To handle overvoltage conditions, use external resistors and diodes to clamp the input voltage to within the specified range. Additionally, consider using input protection devices such as TVS diodes or voltage clamps.
  • The recommended clock frequency for the AD7821KRZ is between 1 MHz and 4 MHz. However, the actual clock frequency may vary depending on the system's requirements and the desired conversion rate.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

AD7821KRZ Overview

Use the download button to access the AD7821KRZ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like AD782, or try a keyword search, such as Analog to Digital Converters

About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

Parts related to AD7821KRZ

Showing 0 results

AD7821KRZ Alternates

Showing results

Image Part Number Model
Part Image AD7821KR-REEL Analog Devices Inc

ADC, Flash Method, 8-Bit, 1 Func, 1 Channel, Parallel, 8 Bits Access, CMOS, PDSO20