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DS1302 - Trickle Charge Timekeeping Chip - Buy DS1302

Photograph
DS1302 - Trickle Charge Timekeeping Chip

Features

arrowReal Time Clock - Valid up to 2100

arrow31 x 8 Scratchpad RAM

arrow2.0 - 5.5V Operation

arrowLow Operating Current - Less than 300nA @ 2.0V

arrowSimple 3-wire Interface

arrowDS1202 Compatible

arrowTTL 5.0V Compatible


Pin Layout
DS1302 Dallas Semiconductor IC Pin Layout

Pin Description
Pin Number Description
1 Vcc2 - Power Supply Pin
2 X1 - 32.768kHz Crystal Input
3 X2 - 32.768kHz Crystal Input
4 GND - Ground
5 RST - Reset
6 I/O - Date Input/Output
7 SCLK - Serial Clock
8 Vcc1 - Power Supply Pin

Dimensional Drawing
DS1302 DIP8 Dimension Drawing
DS1302 DIP8 Dimension Drawing