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MAX488ESA+T - Analog Devices

Description: RS-422/RS-485 Interface IC Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers

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MAX488ESA+T - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8+2
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MAX488ESA+T - Analog Devices  - 3D model - Small Outline Packages - S8+2
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MAX488ESA+T Details

  • Manufacturer Part Number:

    MAX488ESA+T

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    SOP, SOP8,.25

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Reach Compliance Code:

    Compliant

  • 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:

    2000-01-13

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.000002 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • 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:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    TOTEM-POLE

  • Output Low Current-Max:

    0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • 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

  • Receive Delay-Max:

    2000 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.25 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    5.25 V

  • Supply Voltage1-Min:

    4.75 V

  • Supply Voltage1-Nom:

    5 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

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

    30

  • Transmit Delay-Max:

    2000 ns

  • Width:

    3.9 mm

MAX488ESA+T Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX488ESA+T involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the device and the RS-485 bus. Additionally, it's recommended to use a common-mode choke and TVS diodes for ESD protection.
  • To ensure reliable communication in noisy environments, use a shielded cable, twisted-pair wiring, and a common-mode choke to reduce electromagnetic interference (EMI). Additionally, consider using a transceiver with a high common-mode rejection ratio (CMRR) like the MAX488ESA+T, and implement error-checking mechanisms in your communication protocol.
  • The maximum cable length supported by the MAX488ESA+T depends on the data rate, cable characteristics, and noise environment. As a general guideline, the MAX488ESA+T can support cable lengths up to 4000 feet (1219 meters) at a data rate of 250 kbps. However, it's recommended to consult the datasheet and perform simulations or testing to determine the maximum cable length for a specific application.
  • The MAX488ESA+T can be configured for half-duplex or full-duplex operation by controlling the DE (driver enable) and RE (receiver enable) pins. For half-duplex operation, tie the DE and RE pins together and connect them to a single control signal. For full-duplex operation, connect the DE pin to the transmitter enable signal and the RE pin to the receiver enable signal.
  • The recommended termination scheme for the MAX488ESA+T is to use a 120-ohm termination resistor at each end of the RS-485 bus. This helps to reduce reflections, improve signal integrity, and ensure reliable communication.

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MAX488ESA+T 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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