Maxim Integrated DS1306
The DS1306 can also be driven by an external 32.768kHz oscillator. The INT0 pin is an active-low output of the DS1306 that can be used as an interrupt input to a processor. The INT0 pin can be programmed to be asserted by Alarm 0.| Part No. | DS1306 |
|---|---|
| Datasheet | DS1306 Download |
| Manufacturer |  Maxim Integrated |
| Description | Serial Alarm Real-Time Clock |
| Buy | Stock & Price |
FEATURES
● Completely Manages All Timekeeping Functions o Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100 o 96-Byte, Battery-Backed NV RAM for Data Storage o Two Time-Of-Day Alarms, Programmable on Combination of Seconds, Minutes, Hours, and Day of the Week o 1Hz and 32.768kHz Clock Outputs● Standard Serial Port Interfaces with Most Microcontrollers o Supports Motorola SPI (Serial Peripheral Interface) Modes 1 and 3 or Standard 3-Wire Interface o Burst Mode for Reading/Writing Successive Addresses in Clock/RAM
● Multiple Power Supply Pins Ease Adding Battery for Backup o Dual-Power Supply Pins for Primary and Backup Power Supplies o Optional Trickle Charge Output to Backup Supply o 2.0V to 5.5V Operation
● Optional Industrial Temperature Range: -40°C to +85°C Supports Operation in a Wide Range of
APPLICATIONS
● 20-Pin TSSOP Minimizes Required Space● Underwriters Laboratory (UL®) Recognized PIN CONFIGURATIONS VCC2 VBAT X1 N.C.
