S25FL040A
4 Megabit CMOS 3.0 Volt Flash Memory
with 50MHz SPI (Serial Peripheral Interface) Bus
and Small Sector for Boot and Parameter Storage
Data Sheet (Preliminary)
Distinctive Characteristics
Process Technology
Architectural Advantages
Single power supply operation
– Manufactured on 0.20 µm MirrorBitTM process technology
Package Option
– Full voltage range: 2.7 to 3.6 V read and program operations
– Industry Standard Pinouts
– 8-pin SO package (150 mils)
– 8-pin SO package (208 mils)
– 8-Contact WSON Package (5 x 6 mm)
Memory Architecture
– 4Mb uniform 64KB sector product: Backward compatible with
S25FL004A 4Mb device; same pin out, command set and uniform
sector size (64KB)
– 4Mb small sector product: Offer Top Boot & Bottom Boot devices;
Seven sectors of 64KB and One 64KB sector (Top or bottom)
broken into two sectors of 16KB each, two sectors of 4KB each, and
two sectors of 12KB each.
Performance Characteristics
Speed
– 50 MHz clock rate (maximum)
Program
Power Saving Standby Mode
– Standby Mode 20 µA (max)
– Page Program (up to 256 bytes) in 1.5 ms (typical)
– Program operations are on a page by page basis
– Deep Power Down Mode 1.5 µA (typical)
Erase
– 0.5 s typical sector erase time
– 3 s typical bulk erase time
Memory Protection Features
Memory Protection
Cycling Endurance
– 100,000 cycles per sector typical
Data Retention
– W# pin works in conjunction with Status Register Bits to protect
specified memory areas
– Status Register Block Protection bits (BP2, BP1, BP0) in status
register configure parts of memory as read-only
– 20 years typical
Device ID
Software Features
– JEDEC standard two-byte electronic signature
– RES command one-byte electronic signature for backward
compatibility
– SPI Bus Compatible Serial Interface
Publication Number S25FL040A_00
Revision B0
Issue Date August 31, 2006
This document states the current technical specifications regarding the Spansion product(s) described herein. The Preliminary status of this document indicates that product qual-
ification has been completed, and that initial production has begun. Due to the phases of the manufacturing process that require maintaining efficiency and quality, this document
may be revised by subsequent versions or modifications due to changes in technical specifications.
SPANSION [ SPANSION ]
