DS32KHZSN

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DS32KHZSN

XTAL OSC TCXO 32.7680KHZ CMOS

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Thông số kỹ thuật

Series DS
Part Status Obsolete
Base Resonator Crystal
Type TCXO
Frequency 32.768 kHz
Output CMOS
Voltage - Supply 4.5V ~ 5.5V
Frequency Stability ±7.5ppm
Operating Temperature -40°C ~ 85°C
Current - Supply (Max) 220µA
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Size / Dimension 0.412" L x 0.300" W (10.46mm x 7.62mm)
Height - Seated (Max) 0.105" (2.67mm)
Base Product Number DS32KHZ

Tổng quan

Description

The DS32KHZSN is a low-power real-time clock (RTC) from Maxim Integrated, designed for battery-powered applications. It operates with a frequency of 32.768 kHz and provides accurate timekeeping and calendar functions. The device features a small footprint, making it suitable for compact electronic designs.
Key features include a wide voltage range (from 1.3V to 5.5V), low current consumption, and the ability to maintain timekeeping during power outages with an external battery. The DS32KHZSN also includes an integrated oscillator, programmable alarm functions, and a variety of output options.
This RTC is commonly used in applications such as wearables, IoT devices, and other portable electronics, where reliable timekeeping is essential. Its design ensures minimal power usage while maintaining high accuracy, making it ideal for energy-sensitive applications. The DS32KHZSN is a valuable component for developers looking to implement robust timekeeping in their projects.

Features

The DS32KHZSN is a low-power, real-time clock (RTC) device designed for battery-operated applications. Key features include:
1. Low Power Consumption: Operates at minimal power, extending battery life.
2. 32.768 kHz Oscillator: Provides precise timekeeping using a quartz crystal.
3. I2C Interface: Facilitates easy communication with microcontrollers and other devices.
4. Timekeeping Functions: Maintains accurate time and date, including leap year adjustments.
5. Alarm Functionality: Supports programmable alarms for various applications.
6. Battery Backup: Allows continued operation during power outages with a connected battery.
7. Temperature Compensation: Ensures accuracy across a wide temperature range.
8. Small Package Size: Ideal for space-constrained designs.
Overall, the DS32KHZSN is suitable for various applications such as consumer electronics, industrial equipment, and IoT devices where reliable timekeeping is essential.

Package

The DS32KHZSN is offered in a 5-lead SC-70 package type. This compact surface-mount package is designed for low-power applications, suitable for devices requiring a real-time clock or timing functions.

Pinout

The DS32KHZSN is a low-power real-time clock (RTC) from Maxim Integrated. It features a total of 8 pins. The functions of these pins are as follows:
1. VDD: Power supply input (typically +3.0V to +5.5V).
2. GND: Ground reference.
3. SQW/INT: Square wave output or interrupt output.
4. SCL: Serial clock line for I²C communication.
5. SDA: Serial data line for I²C communication.
6. RST: Reset input to reset the device.
7. V_BACKUP: Backup power input for maintaining time during power loss.
8. V_REF: Reference voltage output.
The DS32KHZSN is designed for precise timekeeping in applications requiring low power consumption, such as battery-operated devices.

Manufacturer

The DS32KHZSN is manufactured by Maxim Integrated, which is a subsidiary of Analog Devices, Inc. Maxim Integrated is a semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The DS32KHZSN is a low-power real-time clock (RTC) that provides timekeeping functions with high accuracy and low power consumption, making it suitable for various applications in consumer electronics, industrial systems, and automotive devices. The company is known for its innovative solutions in power management, signal processing, and connectivity.

Application

The DS32KHZSN is a low-power real-time clock (RTC) primarily used in battery-operated devices, industrial applications, and consumer electronics. Its application areas include timekeeping in wearables, portable medical devices, smart meters, and IoT devices, where precise time tracking is essential. It is also utilized in data loggers and alarm systems for accurate event timing.

Equivalent

The DS32KHZSN chip is a low-power real-time clock (RTC) with a 32.768 kHz output. Equivalent products include the MCP79410 from Microchip, the RTC8564 from NXP, and the PCF8523 from NXP. Other alternatives may include the Maxim Integrated MAX DS3231, which also offers higher precision and temperature compensation. Always verify compatibility with specific application requirements.

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