SST25VF040B-80-4I-SAE

SST25VF040B-80-4I-SAE Datasheet


SST25VF040B

Part Datasheet
SST25VF040B-80-4I-SAE SST25VF040B-80-4I-SAE SST25VF040B-80-4I-SAE (pdf)
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A Microchip Technology Company
4 Mbit SPI Serial Flash

SST25VF040B

Data Sheet

SST's 25 series Serial Flash family features a four-wire, SPI-compatible interface that allows for a low pin-count package which occupies less board space and ultimately lowers total system costs. The SST25VF040B devices are enhanced with improved operating frequency and lower power consumption. SST25VF040B SPI serial flash memories are manufactured with SST's proprietary, high-performance CMOS SuperFlash technology. The split-gate cell design and thick-oxide tunneling injector attain better reliability and manufacturability compared with alternate approaches.
• Single Voltage Read and Write Operations 2.7-3.6V
• Serial Interface Architecture SPI Compatible Mode 0 and Mode 3
• High Speed Clock Frequency Up to 50/80 MHz
• Superior Reliability Endurance 100,000 Cycles typical Greater than 100 years Data Retention
• Low Power Consumption Active Read Current 10 mA typical Standby Current 5 µA typical
• Flexible Erase Capability Uniform 4 KByte sectors Uniform 32 KByte overlay blocks Uniform 64 KByte overlay blocks
• Fast Erase and Byte-Program Chip-Erase Time 35 ms typical Sector-/Block-Erase Time 18 ms typical Byte-Program Time 7 µs typical
• Auto Address Increment AAI Programming Decrease total chip programming time over Byte-Program operations
• End-of-Write Detection Software polling the BUSY bit in Status Register Busy Status readout on SO pin in AAI Mode
• Hold Pin HOLD# Suspends a serial sequence to the memory without deselecting the device
• Write Protection WP# Enables/Disables the Lock-Down function of the status register
• Software Write Protection Write protection through Block-Protection bits in status register
• Temperature Range Commercial 0°C to +70°C Industrial -40°C to +85°C
• Packages Available 8-lead SOIC 200 mils 8-lead SOIC 150 mils 8-contact WSON 6mm x 5mm
• All devices are RoHS compliant
2011 Silicon Storage Technology, Inc.

DS25051A
09/11

A Microchip Technology Company
4 Mbit SPI Serial Flash

SST25VF040B

Product Description

Data Sheet

The 25 series Serial Flash family features a four-wire, SPI-compatible interface that allows for a low pin-count package which occupies less board space and ultimately lowers total system costs. The SST25VF040B devices are enhanced with improved operating frequency and even lower power consumption. SST25VF040B SPI serial flash memories are manufactured with SST proprietary, high-performance CMOS SuperFlash technology. The split-gate cell design and thick-oxide tunneling injector attain better reliability and manufacturability compared with alternate approaches.

The SST25VF040B devices significantly improve performance and reliability, while lowering power consumption. The devices write Program or Erase with a single power supply of 2.7-3.6V for SST25VF040B. The total energy consumed is a function of the applied voltage, current, and time of application. Since for any given voltage range, the SuperFlash technology uses less current to program and has a shorter erase time, the total energy consumed during any Erase or Program operation is less than alternative flash memory technologies.

The SST25VF040B device is offered in an 8-lead SOIC 200 mils , 8-lead SOIC 150 mils , and 8-contact WSON 6mm x 5mm packages. See Figure 2 for pin assignments.
2011 Silicon Storage Technology, Inc.

DS25051A
09/11

A Microchip Technology Company

Block Diagram
4 Mbit SPI Serial Flash

SST25VF040B

Data Sheet

Address Buffers
and Latches
Product Ordering Information
4 Mbit SPI Serial Flash

SST25VF040B

Data Sheet

SST 25 VF 040B - 50 - 4C - S2AF XX XXXX - XX - XX - XXXX

Environmental Attribute F1 = non-Pb / non-Sn contact lead finish Nickel plating with Gold top outer layer E2 = non-Pb

Package Modifier A = 8 leads or contacts

Package Type S2 = SOIC 200 mil body width S = SOIC 150 mil body width Q = WSON

Temperature Range C = Commercial = 0°C to +70°C I = Industrial = -40°C to +85°C

Minimum Endurance 4 = 10,000 cycles

Operating Frequency 50 = 50 MHz 80 = 80 MHz

Device Density 040 = 4 Mbit

Voltage V = 2.7-3.6V

Product Series 25 = Serial Peripheral Interface flash memory

Environmental suffix “F” denotes non-Pb/non-SN solder. SST non-Pb/non-Sn solder devices are “RoHS Compliant”.

Environmental suffix “E” denotes non-Pb solder. SST non-Pb solder devices are “RoHS Compliant”.

Valid combinations for SST25VF040B

SST25VF040B-50-4C-S2AF SST25VF040B-50-4I-S2AF SST25VF040B-80-4I-S2AE

SST25VF040B-50-4C-QAF SST25VF040B-50-4I-QAF SST25VF040B-80-4I-QAE

SST25VF040B-50-4C-SAF SST25VF040B-50-4I-SAF SST25VF040B-80-4I-SAE

Note:Valid combinations are those products in mass production or will be in mass production. Consult your SST sales representative to confirm availability of valid combinations and to determine availability of new combinations.
2011 Silicon Storage Technology, Inc.

DS25051A
09/11

A Microchip Technology Company

Packaging Diagrams

Pin #1 Identifier

TOP VIEW
4 Mbit SPI Serial Flash

SST25VF040B

Data Sheet

SIDE VIEW

Note All linear dimensions are in millimeters max/min . Coplanarity mm Maximum allowable mold flash is mm at the package ends and mm between leads.

END VIEW
08-soic-EIAJ-S2A-3 1mm

Figure 28 8-Lead Small Outline Integrated Circuit SOIC 200 mil Body Width 5.2mm x 8mm SST Package Code S2A
2011 Silicon Storage Technology, Inc.

DS25051A
09/11

A Microchip Technology Company
4 Mbit SPI Serial Flash
Date Sep 2005 Jan 2006 Jul 2007

Mar 2009

Jun 2009 Oct 2009 Feb 2011 Sep 2011
2011 Silicon Storage Technology, Inc.

DS25051A
09/11

A Microchip Technology Company
4 Mbit SPI Serial Flash

SST25VF040B

Data Sheet

ISBN:978-1-61341-650-1 2011 Silicon Storage Technology, Microchip Technology Company. All rights reserved.

SST, Silicon Storage Technology, the SST logo, SuperFlash, MTP, and FlashFlex are registered trademarks of Silicon Storage Technology, 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 for the most recent documentation. For the most current package drawings, please see the Packaging Specification located at 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 locations and information, please see

Silicon Storage Technology, Inc. A Microchip Technology Company
2011 Silicon Storage Technology, Inc.

DS25051A
09/11
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Datasheet ID: SST25VF040B-80-4I-SAE 648207