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Name: DS1302ZN+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1302ZN+T&R
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc./Maxim Integrated DS1302ZN+T&R

Part No.:: DS1302ZN+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1302ZN+T&R.pdf

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

In Stock:: 3189

Quantity:: Add To Cart

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DS1302ZN+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:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1302ZN+T&R this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1302ZN+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 DS1302ZN+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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DS1302ZN+T&R information

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DS1302ZN+T&R Typical application Circuitry

DS1302ZN+T&R

The DS1302ZN+T&R is a variant in the DS1302 series of real-time clock (RTC) chips, manufactured by Maxim Integrated. These chips are distinguished for their ability to keep accurate time and date, including leap year compensation, making them highly suitable for applications such as embedded systems, consumer electronics, and data logging devices. The DS1302ZN+T&R, in particular, is noted for its low power consumption and its capability to be backed up by a battery, ensuring timekeeping continues even during power loss.

1. Power Supply Setup: The DS1302ZN+T&R operates with a voltage range from 2.0V to 5.5V. Connect the VCC2 pin to an appropriate power source within this specified range. Additionally, there is a VCC1 pin for backup power, typically connected to a 3V coin cell battery, crucial for maintaining timekeeping functions during periods when the primary power supply is unavailable.

2. Grounding the Device: Connect the GND pin of the DS1302ZN+T&R to the ground of your circuit. This step is vital for ensuring the chip's operational stability and effectiveness.

3. Serial Interface Configuration: The DS1302ZN+T&R utilizes a three-wire interface for communication. The SCLK pin, which is the Serial Clock, should be connected to a clock output from a microcontroller. The I/O pin, serving as the data line, needs to be linked to a serial data pin on your microcontroller. The CE (Chip Enable) pin, essential for initiating and terminating data transfer, must be connected to a digital output pin on the microcontroller.

4. Crystal Oscillator Connection: Accurate timekeeping in the DS1302ZN+T&R is achieved with an external 32.768 kHz crystal oscillator, connected to the X1 and X2 pins. The precision of this crystal oscillator is fundamental to the timekeeping accuracy of the chip.

5. Making Use of the Chip's Features: The DS1302ZN+T&R is equipped with 31 bytes of static RAM, which can be utilized for data storage, and manages important functions such as the calendar and clock. These features are controlled via the serial interface, providing access to and control over the chip's registers. The chip also includes a programmable trickle charger for the backup battery.

6. PCB Layout Designing: In the PCB design, ensure that the DS1302ZN+T&R is situated away from high-frequency noise sources. Special attention should be given to the crystal oscillator circuitry to preserve the accuracy of the timekeeping signal.

7. Incorporating Protective Measures: To stabilize and protect the DS1302ZN+T&R from electrical disturbances, consider adding resistors and capacitors in the circuit. These components are especially useful in environments with electrical fluctuations.

In summary, the DS1302ZN+T&R is a highly efficient and reliable RTC chip, ideal for various applications where accurate timekeeping is crucial. Proper connections for power supply, grounding, serial communication, and crystal oscillator installation are key. Additionally, thoughtful PCB design and the inclusion of protective components ensure the DS1302ZN+T&R functions effectively in its intended application.

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6. What is the process for return or replacement of DS1302ZN+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 DS1302ZN+T&R we delivered, we will accept the replacement or return of the DS1302ZN+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 DS1302ZN+T&R.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations