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Name: DS1307ZN+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1307ZN+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 DS1307ZN+T&R

Part No.:: DS1307ZN+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1307ZN+T&R.pdf

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

In Stock:: 1172

Quantity:: Add To Cart

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DS1307ZN+T&R Typical application Circuitry

DS1307ZN+T&R

The DS1307ZN+T&R is a specific model in the DS1307 series of real-time clock (RTC) chips, developed by Maxim Integrated. This series, including the DS1307ZN+T&R, is renowned for providing accurate and reliable timekeeping, which is critical in applications such as embedded systems, consumer electronics, and data logging. The DS1307ZN+T&R stands out for its low power consumption and the inclusion of a battery backup feature, ensuring continuous timekeeping even during power failures.

1. Power Supply Connection: The DS1307ZN+T&R operates with a supply voltage ranging from 4.5V to 5.5V. The VCC pin should be connected to a power source within this specified voltage range. In addition, the chip features a VBAT pin for connecting a backup battery, typically a 3V coin cell, to maintain clock functionality during main power outages.

2. Grounding the Chip: It's essential to connect the GND pin of the DS1307ZN+T&R to the ground in your circuit. This grounding ensures the chip's operational stability and effectiveness.

3. I²C Communication Setup: The DS1307ZN+T&R utilizes the I²C (Inter-Integrated Circuit) protocol for communication. Attach the pins for SDA (Serial Data Line) and SCL (Serial Clock Line) on your microcontroller to the appropriate I²C bus lines.

4. Crystal Oscillator Installation: Accurate timekeeping of the DS1307ZN+T&R relies on an external 32.768 kHz crystal oscillator, which should be connected across the X1 and X2 pins. The accuracy of the RTC's timekeeping depends on the precision of its crystal oscillator.

5. SQW/OUT Pin Configuration: The DS1307ZN+T&R includes an SQW/OUT pin, which can be programmed to output a square wave of various frequencies. This pin can be left unplugged if the square wave output is not required.

6. PCB Layout Design: When designing the PCB, ensure minimal interference around the DS1307ZN+T&R, particularly in the vicinity of the crystal oscillator. Proper trace routing and shielding are important to maintain the integrity of the timekeeping signal.

7. Incorporating Protective Components: Adding resistors and capacitors to the circuit can help stabilize and protect the DS1307ZN+T&R from electrical noise and disturbances. This is particularly important in locations where electrical conditions fluctuate often.

In conclusion, the DS1307ZN+T&R is a highly efficient and reliable real-time clock chip, ideal for various applications where precise timekeeping is required. Proper connections for the power supply, grounding, I²C communication, and crystal oscillator installation are key to its functionality. Additionally, a carefully planned PCB design and the inclusion of protective elements are essential to ensure the DS1307ZN+T&R operates effectively in diverse environments.

DS1307ZN+T&R information

DS1307ZN+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:
4.5V ~ 5.5V
Voltage-SupplyBattery:
2V ~ 3.5V
Current-Timekeeping(Max):
200µA @ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

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6. What is the process for return or replacement of DS1307ZN+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 DS1307ZN+T&R we delivered, we will accept the replacement or return of the DS1307ZN+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 DS1307ZN+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