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PDF S25FL004A Data sheet ( Hoja de datos )
| Número de pieza | S25FL004A | |
| Descripción | Flash Memory | |
| Fabricantes | SPANSION | |
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S25FL Family (Serial Peripheral Interface)
S25FL004A
4-Megabit CMOS 3.0 Volt Flash Memory
with 50 Mhz SPI Bus Interface
ADVANCE
INFORMATION
Notice to Readers: The Advance Information status indicates that this
document contains information on one or more products under development
at Spansion LLC. The information is intended to help you evaluate this product.
Do not design in this product without contacting the factory. Spansion LLC
reserves the right to change or discontinue work on this proposed product
without notice.
Publication Number S25FL004A Revision A Amendment 1 Issue Date March 28, 2005
1 page  
Advance Information
Table of Contents
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . .5
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . .7
Table 1. S25FL Valid Combinations Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Signal Description .....................................................................................8
SPI Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 1. Bus Master and Memory Devices on the SPI Bus........................................... 9
Figure 2. SPI Modes Supported ............................................................................................. 9
Operating Features . . . . . . . . . . . . . . . . . . . . . . . . 10
Page Programming ..................................................................................10
Sector Erase, or Bulk Erase .................................................................10
Polling During a Write, Program, or Erase Cycle ........................10
Status Register .........................................................................................10
Protection Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 2. Protected Area Sizes (S25FL004A). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Hold Condition Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 3. Hold Condition Activation................................................................................... 12
Memory Organization . . . . . . . . . . . . . . . . . . . . . . 13
Table 3. Sector Address Table – S25FL004A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Table 4. Instruction Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Write Enable (WREN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Figure 4. Write Enable (WREN) Instruction Sequence................................................ 15
Write Disable (WRDI)...........................................................................16
Figure 5. Write Disable (WRDI) Instruction Sequence................................................ 16
Read Status Register (RDSR) . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Figure 6. Read Status Register (RDSR) Instruction Sequence.................................... 17
Figure 7. Status Register Format.......................................................................................... 17
Write Status Register (WRSR) . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 8. Write Status Register (WRSR) Instruction Sequence ................................ 18
Read Data Bytes (READ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 9. Read Data Bytes (READ) Instruction Sequence .......................................... 20
Read Data Bytes at Higher Speed (FAST_READ) . . . . . . . . . . 20
Figure 10. Read Data Bytes at Higher Speed (FAST_READ) Instruction Sequence 21
Read Identification (RDID) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Figure 11. Read Identification (RDID) Instruction Sequence and Data-Out Sequence
21
Table 6. Read Identification (RDID) Data-Out Sequence . . . . . . . . . . . . . . . . . . .22
Page Program (PP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Figure 12. Page Program (PP) Instruction Sequence ..................................................... 23
Sector Erase (SE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Figure 13. Sector Erase (SE) Instruction Sequence ........................................................ 24
Bulk Erase (BE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Figure 14. Bulk Erase (BE) Instruction Sequence............................................................ 25
Deep Power Down (DP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Figure 15. Deep Power Down (DP) Instruction Sequence ......................................... 26
Release from Deep Power Down (RES) . . . . . . . . . . . . . . . . . .26
Figure 16. Release from Deep Power Down Instruction Sequence......................... 27
Release from Deep Power Down and Read Electronic Signature
(RES) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Figure 17. Release from Deep Power Down and Read Electronic Signature (RES) In-
struction Sequence.................................................................................................................. 28
Power-up and Power-down . . . . . . . . . . . . . . . . . . 28
Figure 18. Power-Up Timing................................................................................................. 29
Table 7. Power-Up Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Initial Delivery State . . . . . . . . . . . . . . . . . . . . . . . 29
Maximum Rating . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . 29
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . 29
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 8. DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Figure 19. AC Measurements I/O Waveform .................................................................. 31
Table 9. Test Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 32
Table 10. AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Figure 20. SPI Mode 0 (0,0) Input Timing......................................................................... 33
Figure 21. SPI Mode 0 (0,0) Output Timing...................................................................... 33
Figure 22. HOLD# Timing.................................................................................................... 34
Figure 23. Write Protect Setup and Hold Timing during WRSR when SRWD=1 34
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . . 35
S08 wide—8-pin Plastic Small Outline 208 mils Body Width Pack-
age . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
USON 8L (5x6mm) No-Lead Package . . . . . . . . . . . . . . . . . . .36
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . . 37
3
S25FL Family (Serial Peripheral Interface) S25FL004A
S25FL004A_00_A1 March 28, 2005
5 Page 
Advance Information
SPI Interface with
(CPOL, CPHA) =
(0, 0) or (1, 1)
Bus Master
SO
SI
SCK
CS3 CS2 CS1
SCK SO SI
SCK SO SI
SCK SO SI
SPI Memory
Device
SPI Memory
Device
SPI Memory
Device
CS# W# HOLD# CS# W# HOLD# CS# W# HOLD#
Note: The Write Protect (W#) and Hold (HOLD#) signals should be driven, High or Low as appropriate.
Figure 1. Bus Master and Memory Devices on the SPI Bus
CPOL CPHA
00
CS#
SCK
11
SCK
SI
SO
MSB
MSB
Figure 2. SPI Modes Supported
March 28, 2005 S25FL004A_00_A1
S25FL Family (Serial Peripheral Interface) S25FL004A
9
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet S25FL004A.PDF ] | |
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