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DS1834AS+ - Analog Devices

Description: DS1834AS+, Voltage Supervisor 2-channel 2.8 → 2.97 V, 4.5 → 4.75 V Active Low, Open Drain, reset 8-Pin

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DS1834AS+ - Analog Devices - PCB symbol
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PCB Footprints
DS1834AS+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8-Pin SOIC (150-mil)
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DS1834AS+ - Analog Devices - 3D model - Small Outline Packages - 8-Pin SOIC (150-mil)
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DS1834AS+ Details

  • Manufacturer Part Number:

    DS1834AS+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    0.150 INCH, ROHS COMPLIANT, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2000-07-17

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    BAT BUP SW:N;MNL RST:Y;OV DET:N;PW FL IP:N;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:N;WWD:N

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    0.05 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    1.2 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +2.55,2.88V

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

    30

  • Width:

    3.9 mm

DS1834AS+ Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the DS1834AS+ involves keeping the device away from high-current carrying traces, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure accurate temperature measurement, it is essential to follow proper thermal design practices, such as using a thermally conductive material for the PCB, minimizing thermal gradients, and avoiding heat sources near the device. Additionally, calibrating the device and using a high-accuracy voltage reference can improve measurement accuracy.
  • The maximum cable length for the 1-Wire interface of the DS1834AS+ depends on the cable type, capacitance, and noise environment. As a general guideline, cable lengths up to 100 meters are possible, but it is recommended to use a repeater or a 1-Wire hub for longer cable lengths or noisy environments.
  • Yes, the DS1834AS+ can be used in a multi-drop configuration, where multiple devices are connected to a single 1-Wire bus. However, it is essential to ensure that each device has a unique ROM code and that the bus is properly terminated to prevent signal reflections.
  • The DS1834AS+ has a built-in power-on reset circuit, which ensures that the device resets properly during power-up. However, it is recommended to follow a controlled power-up sequencing, where the voltage supply is ramped up slowly to prevent voltage spikes and ensure proper device operation.

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DS1834AS+ 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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DS1834AS+ Alternates

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Part Image DS1834AS+T&R Maxim Integrated Products

Voltage Supervisor/Reset IC, Fixed, 2 Channel, +2.55/2.88V, CMOS, PDSO8
Part Image DS1834AS+T&R Analog Devices Inc

Voltage Supervisor/Reset IC, Fixed, 2 Channel, +2.55,2.88V, CMOS, PDSO8
Part Image DS1834AS/T&R/C02 Maxim Integrated Products

Voltage Supervisor/Reset IC, Fixed, 2 Channel, +5,3.3V, PDSO8