MAX35103EHJ+T The MAX35103EHJ+T is a time-to-digital converter from Analog Devices, offering high accuracy for flow meter applications. It features low power consumption and a compact package.
Mfr Part #:

MAX35103EHJ+T

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The MAX35103EHJ+T is a time-to-digital converter from Analog Devices, offering high accuracy for flow meter applications. It features low power consumption and a compact package.
✓ Total Stock: 500 pcs
$ Price Range: $2.65

MAX35103EHJ+T Available from 1 distributor

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✓ Non-Authorised
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500 pcs
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MAX35103EHJ+T Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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MAX35103EHJ+T Description

Short technical summary and product information.

The MAX35103EHJ+T is a low-cost analog front-end solution designed for ultrasonic heat and flow meter markets. It functions as a time-to-digital converter with built-in amplifier and comparator.

 

Key specifications include a time measurement accuracy down to 20ps and an automatic differential time-of-flight (ToF) measurement capability, simplifying liquid flow computation. The device offers ultra-low power consumption, with 5µA for ToF measurements and less than 125nA for duty-cycled temperature measurements, maximizing battery life. It supports PT1000 and PT500 RTD sensors for accurate temperature calculations.

 

This highly integrated solution minimizes Bill of Materials (BOM) cost with features like 8KB of nonvolatile flash memory for data logging and a built-in Real-Time Clock (RTC). It operates from a 2.3V to 3.6V single supply.

 

The MAX35103EHJ+T is housed in a small, 5mm x 5mm, 32-pin TQFP package, suitable for surface mount applications. It operates within an industrial temperature range of -40°C to +85°C.

MAX35103EHJ+T Quick Information

Product Type: Time-to-Digital Converter
Canonical Name: MAX35103 Time-to-Digital Converter
Subcategory: Sensor and Detector Interfaces

MAX35103EHJ+T Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MAX35103EHJ+T Estimated Pricing

Qty Low High
1+ $2.65 $2.65

Estimated market price range - modelled values for guidance only, not live distributor offers.

MAX35103EHJ+T Features

  • Time-to-digital converter for flow meters.
  • High accuracy down to 20ps.
  • Ultra-low 5µA ToF measurement current.
  • Operates from 2.3V to 3.6V supply.
  • Compact 32-TQFP package.

MAX35103EHJ+T Applications

  • Used in ultrasonic heat meters.
  • Suitable for ultrasonic water meters.
  • Applications in ultrasonic gas meters.
  • Enables accurate flow measurement.
  • Supports precise heat calculations.

MAX35103EHJ+T FAQs

6 frequently asked questions generated from this part’s specifications.
What is the time-to-digital accuracy of the MAX35103EHJ+T?

The time-to-digital accuracy is down to 20ps.

What is the measurement range of the MAX35103EHJ+T?

The measurement range is up to 8ms.

What is the typical power consumption for ToF measurements?

The ToF measurement current is ultra-low at 5µA.

What is the operating voltage range for this device?

It operates from a 2.3V to 3.6V single supply.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C.

What package type is the MAX35103EHJ+T supplied in?

It is supplied in a 32-TQFP Exposed Pad package.

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