This part is a kind of semiconductor called ISD2560.

Function of this product has (ISD2560 - ISD25120) VOICE RECORD/PLAYBACK DEVICE.

Manufacturers : Winbond

Image and pinout :

Some of the text within the PDF file :

ISD2560/75/90/120 SINGLE-CHIP, MULTIPLE-MESSAGES, VOICE RECORD/PLAYBACK DEVICE 60-, 75-, 90-, AND 120-SECOND DURATION -1- Publication Release Date: May 2003 Revision 1.0 ISD2560/75/90/120 1. GENERAL DESCRIPTION Winbond’s ISD2500 ChipCorder® Series provide high-quality, single-chip, Record/Playback solutions for 60- to 120-second messaging applications. The CMOS devices include an on-chip oscillator, microphone preamplifier, automatic gain control, antialiasing filter, smoothing filter, speaker amplifier, and high density multi-level storage array. In addition, the ISD2500 is microcontroller compatible, allowing complex messaging and addressing to be achieved. Recordings are stored into on-chip nonvolatile memory cells, providing zero-power message storage. This [ ... ]

ISD2560 PDF Datasheet Download