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Name: DS1302Z+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1302Z+T&R
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated DS1302Z+T&R

Part No.:: DS1302Z+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1302Z+T&R.pdf

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

In Stock:: 4073

Quantity:: Add To Cart

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DS1302Z+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, Trickle-Charger
MemorySize:
31B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
3-Wire Serial
Voltage-Supply:
2V ~ 5.5V
Voltage-SupplyBattery:
2V ~ 5.5V
Current-Timekeeping(Max):
0.3µA ~ 1µA @ 2V ~ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

DS1302Z+T&R this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1302Z+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 DS1302Z+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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DS1302Z+T&R information

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DS1302Z+T&R Typical application Circuitry

DS1302Z+T&R

The DS1302Z+T&R is a model in the DS1302 series, a line of real-time clock/calendar chips produced by Maxim Integrated. Noted for its low power consumption and integrated trickle-charge feature for backup battery maintenance, the DS1302Z+T&R is commonly implemented in systems where accurate time tracking is essential, such as in embedded systems, utility meters, and consumer electronics.

1. Power Supply Integration: The DS1302Z+T&R functions optimally within a voltage range of 2.0V to 5.5V. To power the chip, connect the VCC2 pin to a power source that aligns with this voltage specification. The DS1302Z+T&R also includes a VCC1 pin for a backup power connection, typically a 3V coin cell battery, to maintain clock operations during main power downtimes.

2. Grounding the Chip: It is vital to connect the GND pin of the DS1302Z+T&R to your circuit's ground. This grounding is essential for the chip's stability and efficient performance.

3. Serial Communication Setup: The DS1302Z+T&R utilizes a three-wire interface for communication. The SCLK pin, serving as the Serial Clock, should be connected to a clock signal output from a microcontroller. The I/O pin, designated for Input/Output, needs to be linked to a serial data pin on the microcontroller. The CE (Chip Enable) pin, which is critical for initiating and ending data communication, must be connected to a digital control pin on the microcontroller.

4. Crystal Oscillator Connection: The DS1302Z+T&R requires an external 32.768 kHz crystal oscillator for timekeeping purposes, connected across the X1 and X2 pins. The accuracy of the chip's timekeeping capabilities is highly dependent on the precision of this crystal.

5. Leveraging the DS1302Z+T&R's Functionalities: This chip offers 31 bytes of static RAM, which can be used for data storage, and manages calendar and clock functions. These features are managed through the serial interface, where the chip's registers can be accessed and controlled. Additionally, the DS1302Z+T&R features a programmable trickle charger for the backup battery.

6. PCB Layout Design: When designing the PCB layout, ensure the DS1302Z+T&R is placed strategically to avoid interference from high-frequency components. Special care should be taken in the layout of the crystal oscillator circuit to maintain the integrity of the timekeeping function.

7. Incorporating Protection for the DS1302Z+T&R: To protect the DS1302Z+T&R from electrical noise and disturbances, consider adding resistors and capacitors in the circuit. These components can help stabilize the chip, especially in environments with electrical fluctuations.

In summary, the DS1302Z+T&R is a versatile and reliable real-time clock chip, ideal for a variety of timekeeping applications. Ensuring proper connections for power supply, grounding, serial communication, and crystal oscillator implementation are crucial. A well-planned PCB layout and the inclusion of protective components ensure the DS1302Z+T&R functions effectively in its intended application.

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6. What is the process for return or replacement of DS1302Z+T&R?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DS1302Z+T&R we delivered, we will accept the replacement or return of the DS1302Z+T&R only when all of the below conditions are fulfilled:

(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 DS1302Z+T&R.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations