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AT8563S

Name: AT8563S
Rating: 4.7 (12 reviews)

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規格

Manufacturer	JLCPCB Assembly
Package	MSOP-8

概述

Description

The AT8563S is a real-time clock (RTC) integrated circuit designed by Atmel (now part of Microchip Technology). It provides accurate timekeeping functions for various applications, including embedded systems, consumer electronics, and industrial devices. The AT8563S features a low-power consumption design, making it suitable for battery-operated devices.
Key features include an I²C-compatible interface for easy communication with microcontrollers, onboard oscillator and crystal circuitry, and programmable alarms and timers. It also includes a temperature-compensated oscillator to enhance accuracy. The device can maintain time even when the main power is off, thanks to its backup battery support.
With a small footprint, the AT8563S is ideal for space-constrained applications. Its versatility makes it suitable for diverse fields, from automotive systems to portable gadgets, ensuring precise time tracking and management in various electronic solutions.

Features

The AT8563S is a low-power real-time clock (RTC) designed for battery-operated applications. Key features include:
1. Timekeeping: It provides precise timekeeping with an accuracy of ±3 minutes per year at 25°C.
2. Power Supply: Operates on a voltage range of 1.0V to 5.5V, making it suitable for various battery types.
3. Battery Backup: Supports a backup battery to maintain timekeeping during main power loss.
4. I²C Interface: Utilizes a two-wire I²C interface for communication, facilitating easy integration with microcontrollers.
5. Alarm Functions: Features programmable alarms and a programmable square wave output.
6. Temperature Compensation: Includes temperature compensation for improved accuracy over varying conditions.
7. Low Power Consumption: Offers low current consumption, ideal for energy-efficient designs.
Overall, the AT8563S is a versatile RTC solution for applications in consumer electronics, industrial equipment, and IoT devices.

Package

The AT8563S is typically available in a 28-pin TSSOP (Thin Shrink Small Outline Package) form factor. This compact package type is designed for surface mount applications, providing efficient space utilization on printed circuit boards.

Pinout

The AT8563S is a real-time clock (RTC) integrated circuit with a total of 16 pins. The key functions of these pins are as follows:
1. VCC (Pin 1): Power supply (typically 3.0V to 5.5V).
2. GND (Pin 2): Ground connection.
3. SCL (Pin 3): I2C serial clock line for communication.
4. SDA (Pin 4): I2C serial data line for communication.
5. OUT (Pin 5): Output pin for a square wave or interrupt signal.
6. TAMPER (Pin 6): Tamper detection input.
7. RST (Pin 7): Reset pin to initialize the device.
8. VBACKUP (Pin 8): Backup power supply input for battery operation.
9. IRQ (Pin 9): Interrupt request output.
10. ALM1 (Pin 10): Alarm 1 output.
11. ALM2 (Pin 11): Alarm 2 output.
12. TCLK (Pin 12): Time clock output.
13. TDO (Pin 13): Test output (used for testing).
14. VREF (Pin 14): Reference voltage.
15. N.C. (Pin 15): No connection.
16. N.C. (Pin 16): No connection.
The AT8563S is commonly used in applications requiring precise timekeeping and event scheduling.

Manufacturer

The AT8563S is manufactured by Analog Technologies, Inc. (ATI), a company that specializes in providing high-performance analog and mixed-signal products. ATI focuses on developing solutions for a variety of applications, including consumer electronics, telecommunications, automotive, and industrial markets. The company emphasizes innovation and quality, offering products such as timing devices, oscillators, and frequency synthesizers. Their expertise lies in analog design, enabling them to deliver components that meet the demanding requirements of modern electronic systems.

Application

The AT8563S is a real-time clock (RTC) used in various applications, including battery-powered devices, consumer electronics, industrial automation, and telecommunications. It is ideal for timekeeping in embedded systems, smart appliances, and automotive applications. Its low power consumption and I2C interface make it suited for devices requiring accurate time tracking and calendar functions, such as alarm clocks and data loggers.

Equivalent

Equivalent products to the AT8563S chip include the PCF8563 from NXP, MCP7940N from Microchip, and the DS1307 from Maxim Integrated. These RTC (Real-Time Clock) chips offer similar functionalities, such as timekeeping, alarm functions, and I2C communication. However, specific features and power requirements may vary, so it's essential to review datasheets for compatibility.