S25FL004A Meet Spansion Inc., S25FL004A Datasheet - Page 6

• Manufacturer Part Number: S25FL004A
• Description: 4-megabit Cmos 3.0 Volt Flash Memory With 50 Mhz Spi Bus Interface
• Manufacturer: Meet Spansion Inc.

Figures
6
Figure 2.1
Figure 2.2
Figure 6.1
Figure 6.2
Figure 7.1
Figure 9.1
Figure 9.2
Figure 9.3
Figure 9.4
Figure 9.5
Figure 9.6
Figure 9.7
Figure 9.8
Figure 9.9
Figure 9.10
Figure 9.11
Figure 9.12
Figure 9.13
Figure 10.1
Figure 15.1
Figure 16.1
Figure 16.2
Figure 16.3
Figure 16.4
16-pin Plastic Small Outline Package (SO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8L USON (5 x 6 mm) Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Bus Master and Memory Devices on the SPI Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
SPI Modes Supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Hold Mode Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Read Data Bytes (READ) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Read Data Bytes at Higher Speed (FAST_READ) Command Sequence . . . . . . . . . . . . . . . 16
Read Identification (RDID) Command Sequence and Data-Out Sequence . . . . . . . . . . . . . 17
Write Enable (WREN) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Write Disable (WRDI) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Read Status Register (RDSR) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Write Status Register (WRSR) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Page Program (PP) Command Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Sector Erase (SE) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Bulk Erase (BE) Command Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Deep Power Down (DP) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Release from Deep Power Down (RES) Command Sequence . . . . . . . . . . . . . . . . . . . . . . . 23
Release from Deep Power Down and Read Electronic Signature (RES)
Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Power-Up Timing Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
AC Measurements I/O Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
SPI Mode 0 (0,0) Input Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
SPI Mode 0 (0,0) Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
HOLD# Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Write Protect Setup and Hold Timing during WRSR when SRWD=1 . . . . . . . . . . . . . . . . . . 30
S25FL004A
D a t a
S h e e t
S25FL004A_00_B3 July 9, 2007