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AD8661ACPZ-R2 - Analog Devices

Description: Analog Devices AD8661ACPZ-R2 Low Noise Op Amp, 4MHz Rail-Rail, 5 → 16 V, 8-Pin LFCSP

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AD8661ACPZ-R2 - Analog Devices - PCB symbol
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AD8661ACPZ-R2 - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - CP-8-2
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AD8661ACPZ-R2 - Analog Devices - 3D model - Small Outline No-lead - CP-8-2
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AD8661ACPZ-R2 Details

  • Manufacturer Part Number:

    AD8661ACPZ-R2

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SON

  • Package Description:

    3 X 3 MM, LEAD FREE, LFCSP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    CP-8-13

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.00005 µA

  • Bias Current-Max (IIB) @25C:

    0.000001 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    2000 µV

  • JESD-30 Code:

    S-XDSO-N8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC8,.11,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.9 mm

  • Slew Rate-Nom:

    3.5 V/us

  • Supply Current-Max:

    1.9 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    4000

  • Voltage Gain-Min:

    100000

  • Wideband:

    NO

  • Width:

    3 mm

AD8661ACPZ-R2 Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply the power supplies (V+ and V-) before applying the input signals. This ensures that the internal biasing circuitry is established before the input signals are applied.
  • To minimize noise and ensure optimal performance, it is recommended to follow good PCB layout practices such as separating analog and digital grounds, using a solid ground plane, and keeping sensitive analog signals away from noisy digital signals. Additionally, it is recommended to place the op-amp close to the signal source and use short, direct traces to minimize parasitic inductance and capacitance.
  • The AD8661 can drive capacitive loads up to 1nF without oscillation or instability. However, it is recommended to use a series resistor (Rs) to dampen the capacitive load and prevent oscillation. The value of Rs can be calculated using the formula Rs = 10 / (2 * π * f * C), where f is the frequency of operation and C is the capacitive load.
  • The gain resistors (Rf and Rg) should be chosen based on the desired gain and bandwidth of the amplifier. A higher gain requires smaller resistors, while a lower gain requires larger resistors. The resistors should also be matched to within 0.1% to ensure good common-mode rejection. Additionally, the resistors should be chosen to minimize noise and thermal drift.
  • The AD8661 is specified to operate over a temperature range of -40°C to +125°C. However, the device may still function outside of this range, but the performance may degrade. It is recommended to consult the datasheet and application notes for more information on operating the device outside of the specified temperature range.

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AD8661ACPZ-R2 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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