MAX35103EHJ+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Time-to-Digital Converter (TDC)
• Characteristics: High precision, low power consumption
• Package: 32-pin QFN package
• Essence: Measures time intervals with high accuracy
• Packaging/Quantity: Tape and reel packaging, quantity varies

Specifications

• Supply Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Conversion Resolution: 20ps
• Maximum Conversion Time: 10μs
• Input Clock Frequency: Up to 50MHz
• Number of Channels: 1
• Interface: Serial Peripheral Interface (SPI)

Detailed Pin Configuration

The MAX35103EHJ+T has a total of 32 pins. The pin configuration is as follows:

1. VDD: Power supply voltage
2. GND: Ground
3. INT: Interrupt output
4. SDO: Serial data output
5. SDI: Serial data input
6. SCLK: Serial clock input
7. CS: Chip select input
8. REF: Reference voltage input
9. XTAL: Crystal oscillator input
10. XOUT: Crystal oscillator output 11-18. NC: No connection 19-26. GPIO: General-purpose input/output pins
11. TDCIN: Time-to-digital converter input
12. TDCREF: Time-to-digital converter reference input 29-32. NC: No connection

Functional Features

• High-resolution time measurement
• Low power consumption
• Wide operating temperature range
• SPI interface for easy integration
• Interrupt output for event detection
• Multiple general-purpose I/O pins for flexibility

Advantages and Disadvantages

Advantages

• High precision time measurement
• Low power consumption for energy-efficient applications
• Wide operating temperature range allows usage in various environments
• Compact 32-pin package for space-constrained designs
• SPI interface simplifies communication with microcontrollers

Disadvantages

• Limited to a single channel of time-to-digital conversion
• Requires an external crystal oscillator for accurate timing

Working Principles

The MAX35103EHJ+T is based on the Time-to-Digital Converter (TDC) principle. It measures the time interval between two events with high accuracy. The input signal is compared against a reference signal, and the resulting time difference is converted into a digital value. This digital value can then be used for various applications such as distance measurement, flow rate calculation, or time-of-flight sensing.

Detailed Application Field Plans

The MAX35103EHJ+T finds applications in various fields, including:

1. Distance Measurement: Used in laser rangefinders and ultrasonic distance sensors.
2. Flow Rate Monitoring: Enables precise measurement of fluid flow rates in industrial processes.
3. Time-of-Flight Sensing: Provides accurate distance measurements for gesture recognition, robotics, and automotive applications.
4. Medical Imaging: Used in ultrasound systems for time-of-flight calculations.
5. Industrial Automation: Enables precise timing and synchronization in control systems.

Detailed and Complete Alternative Models

1. MAX35101EHJ+T: Similar to MAX35103EHJ+T but with two channels for simultaneous time-to-digital conversion.
2. MAX35104EHJ+T: Enhanced version with higher resolution and extended temperature range.
3. MAX35105EHJ+T: Variant with additional features like built-in temperature sensor and programmable threshold levels.

These alternative models offer different capabilities and can be chosen based on specific application requirements.

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