A Microchip Technology Company
Block Diagram
32 Mbit SPI Serial Flash
SST25VF032B
Data Sheet
Address
Buffers
and
Latches
X - Decoder
SuperFlash
Memory
Y - Decoder
Control Logic
I/O Buffers
and
Data Latches
Serial Interface
CE# SCK SI SO WP# HOLD#
1327 B1.0
Note: In AAI mode, the SO pin can act as a RY/BY# pin when configured as a ready/busy status pin. See “End-of-
Write Detection” on page 12. for details
Figure 1: Functional Block Diagram
©2011 Silicon Storage Technology, Inc.
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