This part is a kind of semiconductor called 8583T.

Function of this product has PCF8583T.

Manufacturers : NXP Semiconductors

Image and pinout :

Some of the text within the PDF file :

INTEGRATED CIRCUITS DATA SHEET PCF8583 Clock/calendar with 240 × 8-bit RAM Product specification Supersedes data of 1997 Mar 28 File under Integrated Circuits, IC12 1997 Jul 15 Philips Semiconductors Product specification Clock/calendar with 240 × 8-bit RAM CONTENTS 1 2 3 4 5 6 7 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 7.9 7.10 7.11 8 8.1 8.2 8.3 8.4 9 9.1 9.2 FEATURES GENERAL DESCRIPTION QUICK REFERENCE DATA ORDERING INFORMATION BLOCK DIAGRAM PINNING FUNCTIONAL DESCRIPTION Counter function modes Alarm function modes Control/status register Counter registers Alarm control register Alarm registers Timer Event counter mode Interrupt output Oscillator and divider Initialization CHARACTERISTICS OF THE I2C-BUS Bit transfer Start and stop conditions Sys [ ... ]

8583T PDF Datasheet Download