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ADA4805-2ARMZ - Analog Devices

Description: Dual, 0.2 µV/°C Offset Drift, 105 MHz Low Power, Low Noise, Rail-to-Rail Amplifier

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ADA4805-2ARMZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-8 (MSOP)
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ADA4805-2ARMZ - Analog Devices  - 3D model - Small Outline Packages - RM-8 (MSOP)
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ADA4805-2ARMZ Details

  • Manufacturer Part Number:

    ADA4805-2ARMZ

  • 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

  • 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 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADA4805-2ARMZ 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.
  • The ADA4805-2ARMZ requires a single 5V power supply, and it's recommended to use a low-dropout linear regulator or a switching regulator with a low noise output. The power sequencing requirement is to power up the analog supply (VCC) before the digital supply (VDD).
  • The recommended clock frequency for the ADA4805-2ARMZ is between 1 MHz to 50 MHz, and the clock signal should have a low jitter (<100 ps) and a stable amplitude (>2.5V). A clock signal with a 50% duty cycle is recommended.
  • To optimize the ADA4805-2ARMZ for low power consumption, use the power-down mode when not in use, reduce the clock frequency, and minimize the analog input signal amplitude. Additionally, use a low-power mode for the digital interface and reduce the digital output load capacitance.
  • The ADA4805-2ARMZ has a maximum junction temperature of 150°C. To ensure reliable operation, it's recommended to keep the device temperature below 125°C. Use a thermal pad or a heat sink to dissipate heat, and ensure good airflow around the device.

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ADA4805-2ARMZ 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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