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Name: DS1338Z-33+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1338Z-33+T&R
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc./Maxim Integrated DS1338Z-33+T&R

Part No.:: DS1338Z-33+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: DS1338Z-33+T&R.pdf

Description:: IC RTC CLK/CALENDAR I2C 8-SOIC

In Stock:: 2619

Quantity:: Add To Cart

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DS1338Z-33+T&R Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Square Wave Output
MemorySize:
56B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
3V ~ 5.5V
Voltage-SupplyBattery:
1.3V ~ 3.7V
Current-Timekeeping(Max):
125µA ~ 200µA @ 3.63V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1338Z-33+T&R this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1338Z-33+T&R price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DS1338Z-33+T&R to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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DS1338Z-33+T&R information

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DS1338Z-33+T&R Typical application Circuitry

DS1338Z-33+T&R

The DS1338Z-33+T&R is a real-time clock (RTC) integrated circuit that provides precise time and date information, including hours, minutes, seconds, day, date, month, and year. It is designed for a wide range of applications requiring timekeeping functionality, particularly in systems where accurate timekeeping is crucial even when the main power is off, thanks to its battery backup capability.

Application Scenarios

One common application for the DS1338Z-33+T&R is in data logging systems, where accurate time stamps are essential for logging events or sensor readings. This is critical in applications like environmental monitoring, where data must be correlated with specific times and dates.

Characteristics of Parameters

- Low Power Consumption: The low power consumption design of the DS1338Z-33+T&R makes it ideal for battery-powered applications.

- I2C Interface: Allows for communication with microcontrollers and other digital systems via an I2C serial interface.

- Battery Backup: When the primary power source is turned off, the device's battery backup input keeps track of time.

- Extended Operating Temperature Range: Fits nicely with a variety of outdoor settings.

Specific Circuit Connection

In designing a data logging system with the DS1338Z-33+T&R, the following connections and considerations are crucial:

- Power Supply Connection: Connect the VCC pin of the DS1338Z-33+T&R to a 3.3V power supply. This guarantees accurate timekeeping by operating the RTC within its designated voltage range.

- Battery Backup: Attach a 3V lithium coin cell or other suitable battery to the VBAT pin. This allows the DS1338Z-33+T&R to continue keeping time even when the main power supply is disconnected.

- I2C Communication: Connect the corresponding SDA and SCL pins on the microcontroller to the SDA and SCL pins on the DS1338Z-33+T&R. Pull-up resistors must be inserted on both the SDA and SCL lines in order to ensure proper I2C connectivity.

- Grounding: The GND pin of the DS1338Z-33+T&R should be connected to the system's common ground to ensure stable operation.

Design Considerations

- Pull-Up Resistors on I2C Lines: Properly sized pull-up resistors on the SDA and SCL lines are essential for reliable I2C communication. The resistor values typically range from 2.2kΩ to 10kΩ, depending on the bus speed and capacitance.

- Battery Selection: Choose a battery with a sufficient lifespan and appropriate temperature range for the application. Lithium coin cells are commonly used due to their long life and wide temperature range.

- Decoupling Capacitor: A decoupling capacitor (typically 0.1µF) near the VCC pin of the DS1338Z-33+T&R can help filter out noise from the power supply, ensuring stable operation.

- Timekeeping Accuracy: Consider the accuracy requirements of the application. The DS1338Z-33+T&R has an inherent accuracy, but external factors like temperature variations and aging can affect the timekeeping precision over time.

By carefully implementing the DS1338Z-33+T&R in a data logging system with attention to these detailed connections and design considerations, developers can achieve accurate and reliable time-stamping functionality, which is critical for correlating logged data with specific times and dates.

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6. What is the process for return or replacement of DS1338Z-33+T&R?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DS1338Z-33+T&R.

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