SST25VF040B-20-4C-QAE Microchip Technology, SST25VF040B-20-4C-QAE Datasheet - Page 33

• Manufacturer Part Number: SST25VF040B-20-4C-QAE
• Description: Flash 512K X 8 14 us
• Manufacturer: Microchip Technology

Specifications of SST25VF040B-20-4C-QAE

• Product Category: Flash
• Rohs: yes
• Memory Size: 4 Mbit
• Interface Type: SPI
• Access Time: 20 ns
• Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: WSON-8

A Microchip Technology Company
©2011 Silicon Storage Technology, Inc.
© 2011 Silicon Storage Technology, Inc–a Microchip Technology Company. All rights reserved.
SST, Silicon Storage Technology, the SST logo, SuperFlash, MTP, and FlashFlex are registered trademarks of Silicon Storage Tech-
nology, Inc. MPF, SQI, Serial Quad I/O, and Z-Scale are trademarks of Silicon Storage Technology, Inc. All other trademarks and
registered trademarks mentioned herein are the property of their respective owners.
Specifications are subject to change without notice. Refer to www.microchip.com or www.sst.com for the most recent documentation.
Memory sizes denote raw storage capacity; actual usable capacity may be less.
SST makes no warranty for the use of its products other than those expressly contained in the Standard Terms and Conditions of
Sale.
For sales office(s) location and information, please see www.microchip.com or www.sst.com.
Table 18:Revision History
Number
00
01
02
03
04
05
06
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Initial release of data sheet
Migrated document to a Data Sheet
Updated Surface Mount Solder Reflow Temperature information
Added 8-Lead SOIC (150 mils) package drawing.
Updated Features and Product Description to include new package infor-
mation.
Updated Pin-Assignment, Figure 2
Revised Figure 10 and Figure 11
Updated document to reflect upgraded clock frequency to 80 MHz glob-
ally
Updated Features
Changed maximum frequency to 80 MHz in Table 5 on page 9
Added IDDR3 to Table 10 on page 22
Added 80 MHz column to Table 15 on page 24
Updated Product Ordering Information and Valid Combinations on page 29
Updated Product Ordering Information and Valid Combinations on page 29
Added “Power-Up Specifications” on page 27
Modified High-Speed-Read values in Table 5 on page 9 and “High-
Speed-Read (50/80 MHz)” on page 11
Added 50/33 MHz information throughout.
Separated AC and DC Characteristics for SST25VF040B-50-4C-xxxF &
SST25VF040B-80-4I-xxxE
Updated “Auto Address Increment (AAI) Word-Program”, “End-of-Write
Detection”, and “Hardware End-of-Write Detection” on page 12.
Revised Figures 10 and 11 on page page 14.
Updated document to new format.
www.microchip.com or www.sst.com
A Microchip Technology Company
Silicon Storage Technology, Inc.
33
Description
4 Mbit SPI Serial Flash
SST25VF040B
S71295-06-000
Data Sheet
Sep 2005
Jan 2006
Mar 2009
Jun 2009
Feb 2011
Oct 2009
Jul 2007
Date
02/11