This part is a kind of semiconductor called IS24C01-3.

Function of this product has 1024-BIT SERIAL ELECTRICALLY ERASABLE PROM.

Manufacturers : ISSI

Image and pinout :

Some of the text within the PDF file :

IS24C01-3 IS24C01-3 1,024-BIT SERIAL ELECTRICALLY ERASABLE PROM ISSIISSI®® ADVANCE INFORMATION APRIL 1998 FEATURES • Low power CMOS Active current less than 2 mA Standby current less than 8 µA • Low voltage operation 3.0V (Vcc = 2.7V to 5.5V) • Hardware write protection Write control pin • Internally organized as 128 x 8 • Two-wire serial interface Bidirectional data transfer protocol • 8-Byte page-write mode Minimized total write time per byte • 100 KHz at 3V; 400 KHz at 5V • Automatic word address incrementing Sequential register read • Self-timed write cycle Maximum write cycle time of 10 ms • Endurance: 100K cycles per byte • 8-pin PDIP or SOIC packages • Filtered inputs for noise suppression OVERVIEW The IS24C01-3 is a low [ ... ]

IS24C01-3 PDF Datasheet Download