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ADA4805-2ARMZ-R7 - Analog Devices

Description: Low input offset voltage: 125 µV (maximum) Low input offset voltage drift 0.2 µV/°C (typical) 1.5 µV/°C (maximum) Ultralow supply current: 500 µA per amplifier Fully specified at VS = 3 V, 5 V, ±5 V High speed performance −3 dB bandwidth: 105 MHz Slew rate: 160 V/µs Settling time to 0.1%: 35 ns Rail-to-rail outputs Input common-mode range: −VS − 0.1 V to +VS − 1 V Low noise: 5.9 nV/√Hz at 100 kHz; 0.6 pA/√Hz at 100 kHz Low distortion: −102 dBc/−126 dBc HD2/HD3 at 100 kHz Low input bias current

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ADA4805-2ARMZ-R7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - (RM-8)
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ADA4805-2ARMZ-R7 Details

  • Manufacturer Part Number:

    ADA4805-2ARMZ-R7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, MO-187AA, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RM-8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.8 µA

  • Bias Current-Max (IIB) @25C:

    0.8 µA

  • Common-mode Reject Ratio-Min:

    103 dB

  • Common-mode Reject Ratio-Nom:

    130 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    125 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Low-Bias:

    YES

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -5.5 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    YES

  • Programmable Power:

    NO

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    250 V/us

  • Supply Current-Max:

    1.25 mA

  • Supply Voltage Limit-Max:

    5.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • 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

  • Voltage Gain-Min:

    281838

  • Wideband:

    YES

  • Width:

    3 mm

ADA4805-2ARMZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADA4805-2ARMZ-R7 involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the analog signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure proper powering and decoupling, use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) between the VDD and GND pins, and a smaller capacitor (e.g., 100nF ceramic) between the VDD and AVDD pins. Also, use a separate power plane for the analog and digital supplies.
  • The ADA4805-2ARMZ-R7 can handle clock frequencies up to 100 MHz, but the maximum frequency may vary depending on the specific application and PCB layout. It's recommended to consult the datasheet and application notes for more information.
  • To configure the ADA4805-2ARMZ-R7 for optimal performance, consult the datasheet and application notes for guidance on setting the gain, bandwidth, and output stage configuration. Additionally, consider using the Analog Devices' evaluation board and software tools to simplify the configuration process.
  • The ADA4805-2ARMZ-R7 has a maximum junction temperature of 150°C. To ensure reliable operation over temperature, use a thermal pad or heat sink to dissipate heat, and consider using a thermally-enhanced package or a heat spreader. Also, consult the datasheet for thermal resistance and power dissipation information.

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ADA4805-2ARMZ-R7 Overview

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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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