An Aztec Q-Kit for the DS1307.  The quickest way to order all the parts you need to build a DS1307 based realtime clock at one low price.

Included Parts

• DS1307 RTC (PDIP)
• 32.768kHz Cylindrical Crystal
• CR1220 Lithium Battery
• CR1220 Battery Holder (thru-hole)
• 2 - 4.7K Carbon Film Resistors
• 0.1 uF MLCC Decoupling Capacitor

DS1307 Datasheet