PT7C5009AL2-2DE

PT7C5009AL2-2DE

Overview

Category

PT7C5009AL2-2DE belongs to the category of integrated real-time clock (RTC) products.

Use

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

Characteristics

• Integrated real-time clock functionality
• Accurate timekeeping capabilities
• Low power consumption
• Small form factor
• Wide operating temperature range

Package

PT7C5009AL2-2DE is available in a compact surface-mount package.

Essence

The essence of this product lies in its ability to provide precise timekeeping and synchronization features in electronic devices.

Packaging/Quantity

PT7C5009AL2-2DE is typically packaged in reels and is available in large quantities.

Specifications and Parameters

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Accuracy: ±2 minutes per month at 25°C
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C
• Clock Frequency: 32.768 kHz

Pin Configuration

The detailed pin configuration of PT7C5009AL2-2DE is as follows:

| Pin Name | Description | |---------|-------------| | VCC | Power supply input | | GND | Ground | | SDA | I2C data line | | SCL | I2C clock line |

Functional Characteristics

PT7C5009AL2-2DE offers the following functional characteristics:

• Real-time clock with calendar functionality
• Alarm and timer features
• Battery backup support
• Programmable square wave output
• Automatic leap year compensation

Advantages and Disadvantages

Advantages

• High accuracy timekeeping
• Low power consumption
• Compact size
• Wide operating temperature range

Disadvantages

• Limited functionality compared to more advanced RTCs
• Requires an external battery for backup

Applicable Range of Products

PT7C5009AL2-2DE is suitable for a wide range of electronic devices that require accurate timekeeping and synchronization, such as:

• Consumer electronics
• Industrial automation systems
• Medical devices
• Automotive applications
• IoT devices

Working Principles

The working principle of PT7C5009AL2-2DE involves the use of an internal oscillator to generate a 32.768 kHz clock signal. This signal is then used to keep track of time and perform various time-related functions.

Detailed Application Field Plans

PT7C5009AL2-2DE can be applied in various fields, including:

1. Smartwatches: Provides precise timekeeping and alarm features.
2. Home automation systems: Synchronizes devices and schedules tasks.
3. Automotive dashboard displays: Displays accurate time and date information.
4. Medical equipment: Ensures accurate timing for critical operations.
5. Industrial control systems: Synchronizes processes and logs timestamps.

Detailed Alternative Models

Some alternative models to PT7C5009AL2-2DE include:

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

5 Common Technical Questions and Answers

1. Q: What is the operating voltage range of PT7C5009AL2-2DE? A: The operating voltage range is 1.8V to 5.5V.

2. Q: Does PT7C5009AL2-2DE support battery backup? A: Yes, it supports battery backup for uninterrupted timekeeping.

3. Q: What is the timekeeping accuracy of PT7C5009AL2-2DE? A: The timekeeping accuracy is ±2 minutes per month at 25°C.

4. Q: What interface does PT7C5009AL2-2DE use for communication? A: It uses the I2C interface for communication.

5. Q: Can PT7C5009AL2-2DE generate a programmable square wave output? A: Yes, it can generate a programmable square wave output.

This concludes the encyclopedia entry for PT7C5009AL2-2DE.