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ADCMP394ARZ - Analog Devices

Description: Analog Devices ADCMP394ARZ Comparator, Open Drain O/P, 1.1μs 2.3 → 5.5 V 8-Pin SOIC

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ADCMP394ARZ - Analog Devices - PCB symbol
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PCB Footprints
ADCMP394ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-08
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3D Models
ADCMP394ARZ - Analog Devices - 3D model - Small Outline Packages - R-08
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ADCMP394ARZ Details

  • Manufacturer Part Number:

    ADCMP394ARZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    COMPARATOR

  • Average Bias Current-Max (IIB):

    0.08 µA

  • Bias Current-Max (IIB) @25C:

    0.08 µA

  • Input Offset Voltage-Max:

    5000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Type:

    OPEN-DRAIN

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Response Time-Nom:

    4900 ns

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.043 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

ADCMP394ARZ Frequently Asked Questions (FAQs)

  • The recommended layout and routing for the ADCMP394ARZ involves keeping the input traces as short as possible, using a ground plane, and avoiding running digital signals near the analog inputs. Additionally, it's recommended to use a low-impedance source and a series resistor to match the input impedance of the comparator.
  • The ADCMP394ARZ has a built-in hysteresis of 5mV, which means that the output will not switch immediately when the input voltage crosses the threshold. To handle hysteresis, engineers can add an external hysteresis circuit or use a Schmitt trigger input stage. Not accounting for hysteresis can lead to oscillations or multiple transitions at the output, which can cause system instability.
  • The maximum allowable input voltage range for the ADCMP394ARZ is from -0.5V to VCC + 0.5V. If the input voltage exceeds this range, it can cause damage to the device or affect its performance. It's recommended to use input protection circuits, such as clamping diodes or resistors, to limit the input voltage range.
  • The ADCMP394ARZ requires a single supply voltage between 2.7V and 5.5V, and the input common-mode voltage should be within the range of VCC - 1.5V to VCC + 0.5V. Improper biasing can cause the comparator to malfunction or oscillate, leading to incorrect output states or system instability.
  • The response time of the ADCMP394ARZ is typically around 10ns, which means that the output will take around 10ns to switch after the input voltage crosses the threshold. This response time can affect the overall system performance, especially in high-speed applications, and engineers should consider it when designing their systems.

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ADCMP394ARZ 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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