Diodes Incorporated
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PT7C5035ALC-2DE

PT7C5035ALC-2DE

Overview

Category

PT7C5035ALC-2DE belongs to the category of integrated real-time clock (RTC) modules.

Use

This product is primarily used for timekeeping and synchronization purposes in various electronic devices.

Characteristics

  • Integrated real-time clock module
  • Accurate timekeeping
  • Low power consumption
  • Small form factor
  • Easy integration into electronic systems

Package

PT7C5035ALC-2DE comes in a compact surface-mount package, suitable for automated assembly processes.

Essence

The essence of this product lies in its ability to provide accurate timekeeping functionality in electronic devices.

Packaging/Quantity

PT7C5035ALC-2DE is typically packaged in reels or trays, with a quantity of 1000 units per reel/tray.

Specifications and Parameters

  • Supply Voltage: 1.8V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Timekeeping Accuracy: ±2 minutes per month at 25°C
  • Clock Frequency: 32.768 kHz
  • Battery Backup Voltage: 1.3V to 5.5V
  • I2C Interface: Supports standard mode (100 kHz) and fast mode (400 kHz)

Pin Configuration

The pin configuration of PT7C5035ALC-2DE is as follows:

| Pin Name | Description | |----------|-------------| | VCC | Power supply voltage input | | GND | Ground | | SDA | I2C data line | | SCL | I2C clock line | | SQW/INT | Square wave output / Interrupt output | | VBAT | Battery backup voltage input |

Functional Characteristics

PT7C5035ALC-2DE offers the following functional characteristics:

  • Real-time clock with calendar functionality
  • Alarm and timer functions
  • Battery backup for timekeeping during power loss
  • Programmable square wave output
  • Interrupt output for event-driven applications

Advantages and Disadvantages

Advantages

  • Accurate timekeeping
  • Low power consumption
  • Small form factor
  • Easy integration into electronic systems
  • Battery backup for uninterrupted operation

Disadvantages

  • Limited timekeeping accuracy compared to higher-end RTC modules
  • Lack of advanced features found in more expensive alternatives

Applicable Range of Products

PT7C5035ALC-2DE is suitable for a wide range of electronic devices that require reliable timekeeping and synchronization capabilities. Some examples include:

  • Consumer electronics (e.g., smartphones, tablets, digital cameras)
  • Industrial automation systems
  • Automotive applications
  • Medical devices
  • IoT devices

Working Principles

PT7C5035ALC-2DE utilizes an internal oscillator to generate a 32.768 kHz clock signal. This clock signal is used to keep track of time and perform various time-related functions. The module can be powered by the main supply voltage or a backup battery, ensuring continuous timekeeping even during power outages.

Detailed Application Field Plans

PT7C5035ALC-2DE can be applied in various fields, including:

  1. Consumer Electronics: Providing accurate timekeeping for smartwatches and fitness trackers.
  2. Industrial Automation: Synchronizing time-sensitive processes in manufacturing systems.
  3. Automotive Applications: Enabling precise timing for vehicle control systems.
  4. Medical Devices: Facilitating accurate time stamping in medical equipment.
  5. IoT Devices: Supporting synchronized data logging and communication in IoT networks.

Detailed Alternative Models

Some alternative models to PT7C5035ALC-2DE include:

  • DS3231: A highly accurate RTC module with temperature compensation.
  • PCF8563: An I2C-bus RTC module with integrated alarm and timer functions.
  • MCP7940N: A low-power RTC module with battery backup and event detection capabilities.
  • RV-8803-C7: A compact RTC module with ultra-low power consumption.
  • DS1307: A popular RTC module with simple I2C interface and battery backup.

5 Common Technical Questions and Answers

  1. Q: What is the timekeeping accuracy of PT7C5035ALC-2DE? A: The timekeeping accuracy is ±2 minutes per month at 25°C.

  2. Q: Can PT7C5035ALC-2DE operate on a wide range of supply voltages? A: Yes, it can operate on supply voltages ranging from 1.8V to 5.5V.

  3. Q: Does PT7C5035ALC-2DE support battery backup for uninterrupted timekeeping? A: Yes, it has a dedicated pin for battery backup voltage input.

  4. Q: What is the