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AD7820LNZ - Analog Devices

Description: AD7820LNZ, 8 bit ADC, Parallel, 20-Pin PDIP

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AD7820LNZ - Analog Devices - PCB symbol
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AD7820LNZ - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - (N-20)
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AD7820LNZ - Analog Devices - 3D model - Dual-In-Line Packages - (N-20)
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AD7820LNZ Details

  • Manufacturer Part Number:

    AD7820LNZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    DIP

  • Package Description:

    SKINNY, PLASTIC, DIP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    N-20

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    3

  • Analog Input Voltage-Max:

    7.3 V

  • Analog Input Voltage-Min:

    -0.3 V

  • Conversion Time-Max:

    1.36 µs

  • Converter Type:

    ADC, FLASH METHOD

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e3

  • Length:

    25.2 mm

  • Linearity Error-Max (EL):

    0.195%

  • 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

  • Output Format:

    PARALLEL, 8 BITS

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    5.33 mm

  • Supply Current-Max:

    15 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

AD7820LNZ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by VREF, and then the digital inputs. This ensures that the internal reference voltage is stable before the analog-to-digital conversion begins.
  • In such cases, it is recommended to use an external voltage limiter or clamp circuit to prevent the input voltage from exceeding the maximum rating. Additionally, consider using a voltage divider or attenuator to reduce the input voltage to within the acceptable range.
  • Clock jitter can affect the AD7820LNZ's performance by introducing noise and reducing the converter's effective resolution. It is recommended to use a low-jitter clock source and to ensure that the clock signal is properly filtered and decoupled to minimize the impact of clock jitter.
  • Yes, the AD7820LNZ can be used in a multiplexed configuration. However, it is essential to ensure that the multiplexer is properly designed and laid out to minimize channel-to-channel crosstalk and noise. Additionally, consider using a dedicated analog input buffer for each channel to improve the overall system performance.
  • To optimize the layout and grounding of the AD7820LNZ, follow proper analog design practices, such as separating analog and digital grounds, using a star-ground configuration, and minimizing the length of analog signal traces. Additionally, consider using a ground plane and shielding to reduce electromagnetic interference (EMI).

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AD7820LNZ Overview

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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.

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