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AD7091R-4BRUZ - Analog Devices

Description: ► Ultralow system power ► Flexible power/throughput rate management ► Normal mode ► 1.4 mW at 1 MSPS ► Power-down mode ► 550 nA typical at VDD = 5.25 V ► 435 nA typical at VDD = 3 V ► Programmable ALERT interrupt pin (4-/8-channel models) ► High performance ► 1 MSPS throughput with no latency/pipeline delay ► SNR: 70 dB typical at 10 kHz input frequency ► THD: −80 dB typical at 10 kHz input frequency ► INL: ±0.7 LSB typical, ±1.0 LSB maximum ► Small system footprint ► On-chip accurate 2.5 V re

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AD7091R-4BRUZ - Analog Devices - PCB symbol
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AD7091R-4BRUZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RU-20 (TSSOP)
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AD7091R-4BRUZ - Analog Devices - 3D model - Small Outline Packages - RU-20 (TSSOP)
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AD7091R-4BRUZ Details

  • Manufacturer Part Number:

    AD7091R-4BRUZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    RU-20

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5.25 V

  • Conversion Time-Max:

    0.6 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Linearity Error-Max (EL):

    0.0244%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    4

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    1 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

AD7091R-4BRUZ Frequently Asked Questions (FAQs)

  • A good layout and routing practice is to keep the analog and digital grounds separate, use a star-ground configuration, and keep the analog signal traces away from the digital signal traces. Additionally, use a low-ESR capacitor for the AVDD and DVDD pins, and keep the decoupling capacitors close to the pins.
  • To optimize the AD7091R-4BRUZ for low-power consumption, use the lowest possible clock frequency, disable the internal reference voltage, and use the power-down mode when not converting. Additionally, consider using a lower voltage supply and reducing the conversion rate.
  • The recommended calibration procedure for the AD7091R-4BRUZ involves a two-point calibration, where the device is calibrated at two known input voltages, typically 0V and the full-scale voltage. The calibration coefficients are then calculated and stored in the device's registers.
  • The AD7091R-4BRUZ has built-in error detection and correction mechanisms, such as the OVERRUN and UNDERFLOW flags. The device also has a built-in CRC error detection mechanism. The host controller should monitor these flags and take appropriate action, such as retrying the conversion or resetting the device.
  • The recommended interface protocol for communicating with the AD7091R-4BRUZ is a 4-wire SPI interface, with a clock frequency of up to 20 MHz. The device also supports a 3-wire SPI interface, but this is not recommended for new designs.

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AD7091R-4BRUZ Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD709, 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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