MAX22088
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MAX22088

Home Bus System (HBS) Compatible Transceiver

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Home Bus Compliant Transceivers with Integrated Power Transfer Reduces Solution Size by 10X

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Part Models 2
1ku List Price Starting From $3.16
Features
  • High Integration Reduces BOM and Footprint
    • Eliminates the Need for Large AC-blocking Inductor
    • Compact 4mm x 4mm TQFN Package
    • Supports External DC-DC Converter for System Loads More Than 70mA
  • Configurability Enables Flexible Design
    • Adjustable Receiver Thresholds
    • Switched Cable Termination
    • Adjustable Slew Rate on Transmit Signals
    • Large Receiver Hysteresis
    • Data Rates from 9600bps to 200kbps
    • Dynamic Cable Termination Improves Signal Quality for High Speed Applications
  • Integrated Protection for Robust Communication
    • IEC 61000-4-2 ±8kV Contact and ±15kV Air-Gap ESD Protection
    • IEC 61000-4-5 ±1kV Surge Protection with Selected External Components
    • -40°C to +105°C Operating Temperature Range
    • Thermal Shutdown Protection
Additional Details
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The MAX22088 Home Bus System (HBS) compatible transceiver can be used in the Home Bus System, where data and power are passed on a single pair of wires, while minimizing the need for external components. The MAX22088 eliminates the large external AC-blocking inductor typically required in bus powered applications and improves the signal quality to allow for longer cables. Additionally, the MAX22088 features an integrated 5V linear regulator to power system loads up to 70mA (max).

The MAX22088 supports passing data with speed up to 200kbps. The MAX22088 features dynamic cable termination to improve the signal quality for applications with high data rates.

Additional features include adjustable receiver hysteresis, receiver thresholds and driver slew rate allow the MAX22088 to be used in a wide variety of systems.

Integrated protection (IEC 61000-4-2 ±8kV Contact and ±15kV Air-Gap ESD) ensures robust communication in harsh industrial environments. The MAX22088 is specified for operation over the -40°C to +105°C temperature range and is available in a compact 24-pin 4mm x 4mm TQFN package.

Applications

  • HVAC
  • Data over Power Applications
  • Digital Signage
  • Remote Monitoring and Sensing
Part Models 2
1ku List Price Starting From $3.16

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Documentation

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Part Model Pin/Package Drawing Documentation CAD Symbols, Footprints, and 3D Models
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Product Lifecycle

PCN

Apr 19, 2022

- 2271

TEST

MAX22088GTG+

PRODUCTION

MAX22088GTG+T

PRODUCTION

Feb 23, 2022

- 2163

WAFER FAB

MAX22088GTG+

PRODUCTION

MAX22088GTG+T

PRODUCTION

May 4, 2021

- 2151

ASSEMBLY

MAX22088GTG+

PRODUCTION

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PRODUCTION

Filter by Model

reset

Reset Filters

Part Models

Product Lifecycle

PCN

Apr 19, 2022

- 2271

arrow down

TEST

MAX22088GTG+

PRODUCTION

MAX22088GTG+T

PRODUCTION

Feb 23, 2022

- 2163

arrow down

WAFER FAB

MAX22088GTG+

PRODUCTION

MAX22088GTG+T

PRODUCTION

May 4, 2021

- 2151

arrow down

ASSEMBLY

MAX22088GTG+

PRODUCTION

MAX22088GTG+T

PRODUCTION

Software & Part Ecosystem

Evaluation Kits 1

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MAX22088EVKIT

Evaluation Kit for the MAX22088

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MAX22088EVKIT

Evaluation Kit for the MAX22088

Evaluation Kit for the MAX22088

Features and Benefits

  • Evaluation of the MAX22088
  • Two On-Board Configurations, Master Circuit and Remote/Device Circuit, for Complete Homebus Evaluation
  • Robust Design with ±1kV Line-to-Line and Line-to-GND Surge Transient Immunity
  • On-Board Isolated Digital Interface for Simple Testing and Monitoring
  • Fully Assembled and Tested
  • Proven PCB Layout

Product Detail

The MAX22088 evaluation kit (EV kit) provides a proven design to evaluate the MAX22088 Homebus transceiver.

The EV kit includes an evaluation board with two circuits, a master circuit, and a remote/device circuit, that can be used to demonstrate the full functionality of the MAX22088 Homebus transceiver in a complete Homebus application.

For easy evaluation, on the remote/device side, the MAX15462 5V step-down DC-DC converter is included to power external system loads at 200mA (max). In addition, the MAX12931 digital isolator is used for convenient and correct measuring of digital Homebus signals.

Applications

  • HVAC
  • Data over Power Applications
  • Digital Signage
  • Remote Monitoring and Sensing

Tools & Simulations 2

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

To launch ready-to-run LTspice demonstration circuits for this part:

Step 1: Download and install LTspice on your computer.

Step 2: Click on the link in the section below to download a demonstration circuit.

Step 3: If LTspice does not automatically open after clicking the link below, you can instead run the simulation by right clicking on the link and selecting “Save Target As.” After saving the file to your computer, start LTspice and open the demonstration circuit by selecting ‘Open’ from the ‘File’ menu.

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