W551C002 Datasheet, PDF (3/15 Pages) Winbond – Serial Voice Memory

W551Cxxx Data Sheet
General Description
The W551Cxxx series is designated to interface with Winbond PowerSpeech , BandDirector , and
ViewTalk family ICs directly. Application with PowerSpeech , BandDirector , and ViewTalk the serial voice
memory W551Cxxx can lengthen the playback duration to meet the increasing market demand on complicated scenarios.
The W551Cxxx was already utilized the same serial interface as Winbond serial flash memory W55Fxx for designer to
simulate & verify the memory contents in advance. Besides that, W551Cxxx also provides a "Self-test mode" to verify
the voice memory contents easily and quickly.
1.1 W551Cxxx Product Selection Guide
W551Cxxx Serial Voice Memory is used to store pre-determined data. To communicate with W551Cxxx in
serial data mode, the connection interface total pin counts can be reduced to three pins only. The following table is
shown the product selection guide of part number vs. memory density.
Part #
Density
W551C002 W551C005 W551C010 W551C020 W551C040 W551C060 W551C080
256K bits 512K bits 1M bits
2M bits
4M bits
6M bits
8M bits
Winbond Electronics Corp.
2
Release Date: January 2, 2001