Overview
The PCF8583BS,518 is a real-time clock (RTC) and calendar IC produced by NXP USA Inc. This component is designed to provide accurate timekeeping and calendar functions, along with additional features such as alarm capabilities and non-volatile memory. It is particularly useful in applications where precise time and date tracking are essential.
The PCF8583BS,518 integrates a 32.768 kHz oscillator circuit, a frequency divider, and a serial two-line bidirectional I2C-bus interface. It operates over a supply voltage range of 2.5V to 6V, making it versatile for various electronic systems. The device also includes 240 bytes of low-voltage RAM, which can be used for data storage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | NXP USA Inc. | |
| Package | 20-VQFN Exposed Pad | |
| Interface | I²C, 2-Wire Serial | |
| Supply Voltage | 2.5V ~ 6V | V |
| Timekeeping Current | 10µA ~ 50µA @ 1V ~ 5V | µA |
| Operating Temperature | -40°C ~ 85°C | °C |
| Memory Size | 240B | |
| Time Format | HH:MM:SS:hh (12/24 hr) | |
| Date Format | YY-MM-DD | |
| Mounting Type | Surface Mount |
Key Features
- I2C-Bus Interface: Supports two-line bidirectional communication.
- Integrated Oscillator: 32.768 kHz oscillator circuit for accurate timekeeping.
- Non-Volatile Memory: 240 bytes of low-voltage RAM for data storage.
- Alarm Capabilities: Programmable alarm registers with various alarm types (daily, weekday, dated).
- Low Power Consumption: Minimal power requirement aids in energy-saving designs.
- RoHS Compliant: Lead-free and compliant with RoHS standards.
- Multiple Package Options: Available in various packages including 20-VQFN Exposed Pad.
Applications
- Consumer Electronics: Used in devices such as clocks, calendars, and other time-keeping appliances.
- Industrial Automation: Suitable for systems requiring precise time and date tracking.
- Medical Devices: Can be used in medical equipment that requires accurate timekeeping and data logging.
- Automotive Systems: Applicable in automotive systems for time and date functions.
- IoT Devices: Ideal for Internet of Things (IoT) devices that need to maintain accurate time and calendar functions.
Q & A
- What is the primary function of the PCF8583BS,518?
The primary function of the PCF8583BS,518 is to provide real-time clock (RTC) and calendar capabilities along with non-volatile memory for data storage.
- What is the operating voltage range of the PCF8583BS,518?
The operating voltage range of the PCF8583BS,518 is 2.5V to 6V.
- What type of interface does the PCF8583BS,518 use?
The PCF8583BS,518 uses a two-line bidirectional I²C-bus interface.
- How much memory does the PCF8583BS,518 have?
The PCF8583BS,518 has 240 bytes of low-voltage RAM.
- What are the alarm capabilities of the PCF8583BS,518?
The PCF8583BS,518 has programmable alarm registers that support daily, weekday, and dated alarms.
- Is the PCF8583BS,518 RoHS compliant?
- What is the operating temperature range of the PCF8583BS,518?
The operating temperature range of the PCF8583BS,518 is -40°C to 85°C.
- What is the time format supported by the PCF8583BS,518?
The time format supported is HH:MM:SS:hh (12/24 hr).
- What is the date format supported by the PCF8583BS,518?
The date format supported is YY-MM-DD.
- What are some common applications of the PCF8583BS,518?
Common applications include consumer electronics, industrial automation, medical devices, automotive systems, and IoT devices.
