PT7C5027C5-5GDE

Overview

Category

PT7C5027C5-5GDE belongs to the category of integrated real-time clock (RTC) modules.

Use

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

Characteristics

• High accuracy timekeeping
• Low power consumption
• Small form factor
• Easy integration into electronic systems

Package

PT7C5027C5-5GDE comes in a compact surface mount package.

Essence

The essence of this product is its ability to provide accurate timekeeping functionality in a small and efficient package.

Packaging/Quantity

This product 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
• Clock frequency: 32.768 kHz

Pin Configuration

The pin configuration of PT7C5027C5-5GDE is as follows:

| Pin Name | Description | |----------|-------------| | VCC | Power supply input | | GND | Ground | | SDA | Serial data line | | SCL | Serial clock line | | SQW/INT | Square wave output / Interrupt output |

Functional Characteristics

PT7C5027C5-5GDE offers the following functional characteristics:

• Real-time clock with calendar function
• Alarm and timer functions
• Battery backup for timekeeping during power loss
• I2C interface for communication with microcontrollers

Advantages and Disadvantages

Advantages

• High accuracy timekeeping
• Low power consumption
• Compact size
• Easy integration into electronic systems

Disadvantages

• Limited temperature range (-40°C to +85°C)
• Relatively low timekeeping accuracy compared to some other RTC modules

Applicable Range of Products

PT7C5027C5-5GDE is suitable for a wide range of electronic devices that require accurate timekeeping and synchronization, such as:

• Smartphones
• Wearable devices
• IoT devices
• Industrial automation systems
• Automotive applications

Working Principles

This RTC module utilizes an internal quartz crystal oscillator to generate a stable clock signal. It maintains accurate timekeeping by counting the oscillations of the crystal and updating the time registers accordingly. The module can be powered by a battery backup to ensure continuous timekeeping even during power loss.

Detailed Application Field Plans

PT7C5027C5-5GDE can be used in various applications, including:

1. Mobile phones: Provides accurate timekeeping for call logs, messaging, and scheduling features.
2. Wearable devices: Enables precise time tracking for fitness monitoring and activity tracking.
3. IoT devices: Synchronizes data logging and sensor readings across multiple devices.
4. Industrial automation systems: Facilitates time-based control and scheduling in manufacturing processes.
5. Automotive applications: Supports accurate timekeeping for vehicle systems, such as event logging and maintenance schedules.

Detailed Alternative Models

Some alternative models to PT7C5027C5-5GDE include:

• DS3231
• PCF8563
• MCP7940N
• RV-8803-C7
• ISL12022M

5 Common Technical Questions and Answers

1. Q: What is the operating voltage range of PT7C5027C5-5GDE? A: The operating voltage range is 1.8V to 5.5V.

2. Q: Can PT7C5027C5-5GDE operate in extreme temperatures? A: No, it has a limited temperature range of -40°C to +85°C.

3. Q: Does this RTC module require an external battery backup? A: Yes, it requires a battery backup for timekeeping during power loss.

4. Q: What is the communication interface used by PT7C5027C5-5GDE? A: It uses the I2C interface for communication with microcontrollers.

5. Q: How accurate is the timekeeping of PT7C5027C5-5GDE? A: The timekeeping accuracy is ±2 minutes per month.

This concludes the encyclopedia entry for PT7C5027C5-5GDE.