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S25FL040A0LMFI023 Datasheet(PDF) 6 Page - SPANSION

Part # S25FL040A0LMFI023
Description  4 Megabit CMOS 3.0 Volt Flash Memory with 50MHz SPI (Serial Peripheral Interface) Bus and Small Sector for Boot and Parameter Storage
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Manufacturer  SPANSION [SPANSION]
Direct Link  http://www.spansion.com
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S25FL040A0LMFI023 Datasheet(HTML) 6 Page - SPANSION

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S25FL040A
S25FL040A_00_B0 August 31, 2006
Data
Sheet
(Pre limin ar y)
List of Figures
Figure 2.1
8-pin Plastic Small Outline Package (SO 150 mil, SO 208 mil) . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 2.2
8L USON (5 x 6 mm) Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 6.1
Bus Master and Memory Devices on the SPI Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 6.2
SPI Modes Supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 7.1
Hold Mode Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 9.1
Read Data Bytes (READ) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 9.2
Read Data Bytes at Higher Speed (FAST_READ) Command Sequence . . . . . . . . . . . . . . . 15
Figure 9.3
Read Identification (RDID) Command Sequence and Data-Out Sequence . . . . . . . . . . . . . 16
Figure 9.4
READ_ID Command Timing Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 9.5
Write Enable (WREN) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 9.6
Write Disable (WRDI) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 9.7
Read Status Register (RDSR) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 9.8
Write Status Register (WRSR) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 9.9
Page Program (PP) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 9.10
Sector Erase (SE) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 9.11
Bulk Erase (BE) Command Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 9.12
Deep Power Down (DP) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 9.13
Release from Deep Power Down (RES) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 9.14
Release from Deep Power Down and
Read Electronic Signature (RES) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 10.1
Power-Up Timing Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 15.1
AC Measurements I/O Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 16.1
SPI Mode 0 (0,0) Input Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 16.2
SPI Mode 0 (0,0) Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 16.3
HOLD# Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 16.4
Write Protect Setup and Hold Timing during WRSR when SRWD=1 . . . . . . . . . . . . . . . . . . 30
List of Tables
Table 5.1
S25FL040A Valid Combinations Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Table 7.1
S25FL040A Protected Area Sizes (Top Boot) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Table 7.2
S25FL040A Protected Area Sizes (Bottom Boot) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Table 7.3
S25FL040A Protected Area Sizes (Uniform Sector) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Table 8.1
S25FL040A Device Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Table 8.2
Sector Address Table - S25FL040A (Top Boot) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Table 8.3
Sector Address Table - S25FL040A (Bottom Boot) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Table 8.4
S25FL040A Sector Address Table (Uniform Sectors) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Table 9.1
READ_ID Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Table 9.2
READ_ID Data-Out Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Table 9.3
S25FL040A Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Table 9.4
Protection Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Table 9.5
Command Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Table 10.1
Power-Up Timing Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Table 12.1
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Table 13.1
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Table 14.1
DC Characteristics (CMOS Compatible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Table 15.1
Test Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Table 16.1
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28


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