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DS1340Z-33
+StücklisteIC RTC CLK/CALENDAR I2C 8SOIC
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HerstellerAnalog Devices Inc./Maxim Integrated
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Herstellerteil #DS1340Z-33
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Auf Lager7221
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| PartStatus | Obsolete |
| DigiKeyProgrammable | Not Verified |
| Type | Clock/Calendar |
| Features | Leap Year, Trickle-Charger |
| TimeFormat | HH:MM:SS (24 hr) |
| DateFormat | YY-MM-DD-dd |
| Interface | I2C, 2-Wire Serial |
| Voltage-Supply | 2.97V ~ 5.5V |
| Voltage-Supply,Battery | 1.3V ~ 5.5V |
| Current-Timekeeping(Max) | 150µA @ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | DS1340 |
Übersicht
Description
Key features include a built-in crystal oscillator, adjustable time and calendar functions, and the ability to operate in both 12-hour and 24-hour formats. The DS1340Z-33 also includes a temperature-compensated system for improved timekeeping accuracy under varying environmental conditions.
Communication with the device is achieved through a serial I²C interface, making it easy to integrate into various microcontroller-based applications. The chip supports multiple power-saving modes, which extend battery life in portable devices.
Overall, the DS1340Z-33 is ideal for applications like handheld devices, industrial equipment, and embedded systems where accurate timekeeping is essential.
Equivalent
Features
1. Timekeeping: Maintains accurate time and date information, including seconds, minutes, hours, day, date, month, and year with leap-year correction.
2. Power Supply: Operates at a supply voltage of 3.0V to 3.6V, ensuring compatibility with various battery types.
3. Low Power Consumption: Designed for low power applications, it features a typical supply current of 1.5 µA in battery backup mode.
4. I²C Interface: Communicates via a two-wire I²C interface for easy integration with microcontrollers.
5. Alarm Function: Includes programmable alarms for time-based notifications.
6. Temperature Compensation: Offers temperature-compensated timekeeping for improved accuracy.
7. Battery Backup: Supports a coin cell backup battery to maintain timekeeping during power outages.
8. Compact Package: Available in a small package, suitable for space-constrained applications.
This RTC is ideal for applications in consumer electronics, industrial equipment, and portable devices.
Pinout
1. VCC: Supply voltage (typically +3.3V).
2. GND: Ground reference.
3. SCL: Serial clock line for I2C communication.
4. SDA: Serial data line for I2C communication.
5. SQW/OUT: Square wave output or interrupt for alarm functions.
6. RST: Reset input.
7. VBACKUP: Backup voltage input for maintaining time during power loss.
8. 32K: Output for a 32.768 kHz clock signal.
The DS1340Z-33 provides timekeeping functions, and its low power consumption makes it suitable for battery-operated applications.
Manufacturer
In 2021, Maxim Integrated was acquired by Analog Devices, Inc. (ADI), a global leader in data conversion and signal processing technology. This acquisition expanded ADI’s capabilities and product offerings, enhancing their position in the semiconductor industry. The DS1340Z-33 is a real-time clock (RTC) with battery backup, commonly used in various electronic applications to keep track of the current time and date even when the main power is off.
Application
1. Consumer Electronics: Digital clocks, home appliances, and gaming devices.
2. Industrial Equipment: Automation systems, programmable logic controllers (PLCs), and process control.
3. Telecommunications: Network equipment and routers needing time synchronization.
4. Automotive Systems: Dashboards and infotainment systems.
5. Medical Devices: Patient monitoring systems and diagnostic equipment.
6. Security Systems: Alarm clocks and time-stamping for security logs.
Its low-power consumption and ability to maintain time during power outages enhance its utility across these sectors.