1、由美国DALLAS公司推出。2、它是一种高性能、低功耗、带RAM的

1. Launched by American DALLAS company. <br>2. It is a high-performance, low-power, real-time clock circuit with RAM. <br>3. The DS1302 is easy to use and has simple wiring, which is suitable for the design and manufacture of this electronic clock. <br>4. DS1302 can time the year, month, day, hour, minute, second, etc., and has the leap year compensation function. <br>5. It can transmit multiple bytes of clock signal at a time. And there are RAM registers <br>6 for storing data , and the operating voltage of DS1302 is as wide as 2.5-5.5V. It also provides pins for the backup power supply. <br>Remarks: DS1302 has shortcomings such as low clock accuracy, susceptibility to environment, and clock confusion.

1, launched by DALLAS Corporation of the United States.<br>2, it is a high-performance, low-power, with RAM real-time clock circuit.<br>3, DS1302 is easy to use, simple wiring, suitable for the design and production of this electronic clock.<br>4, DS1302 can be the year, the day and seconds of time, etc. for time, and with leap year compensation function.<br>5, it can transmit multiple bytes of clock signal at a time. And there's a RAM register inside that stores the data.<br>6, DS1302 operating voltage width of 2.5 to 5.5V. Pins on the backup power supply are also provided.<br>Note: DS1302 has the disadvantages of low clock accuracy, susceptible to environmental impact, clock confusion and so on

1. Launched by Dallas in the United States.<br>2. It is a real-time clock circuit with high performance, low power consumption and ram.<br>3. DS1302 is easy to use and simple to connect. It is suitable for the design and manufacture of this electronic clock.<br>4. DS1302 can be used to time, month, day, hour, minute, second, etc., and has leap year compensation function.<br>5. It can transmit more than one byte of clock signal at a time. And there are ram registers for storing data inside<br>6. The working voltage width of DS1302 is 2.5-5.5v. At the same time, it also provides the pin of the backup power supply.<br>Note: DS1302 has some disadvantages, such as low clock accuracy, easy to be affected by the environment, clock confusion, etc<br>