參數(shù)資料
型號(hào): M25P40
廠商: 意法半導(dǎo)體
元件分類: DRAM
英文描述: 4 Mbit Uniform Sector, Serial Flash Memory
中文描述: 4兆位統(tǒng)一部門,串行閃存
文件頁數(shù): 5/51頁
文件大?。?/td> 398K
代理商: M25P40
M25P40
List of figures
5/51
List of figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Figure 13.
Logic Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
SO and VFQFPN Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Bus Master and memory devices on the SPI Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
SPI Modes Supported. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Hold Condition Activation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Write Enable (WREN) Instruction Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Write Disable (WRDI) Instruction Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Read Identification (RDID) Instruction Sequence and Data-Out Sequence . . . . . . . . . . . . 20
Read Status Register (RDSR) Instruction Sequence and Data-Out Sequence . . . . . . . . . 22
Write Status Register (WRSR) Instruction Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Read Data Bytes (READ) Instruction Sequence and Data-Out Sequence. . . . . . . . . . . . . 25
Read Data Bytes at Higher Speed (FAST_READ) Instruction Sequence
and Data-Out Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Page Program (PP) Instruction Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Sector Erase (SE) Instruction Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Bulk Erase (BE) Instruction Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Deep Power-down (DP) Instruction Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Release from Deep Power-down and Read Electronic Signature (RES) Instruction
Sequence and Data-Out Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Release from Deep Power-down (RES) Instruction Sequence . . . . . . . . . . . . . . . . . . . . . 33
Power-up Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
AC Measurement I/O Waveform. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Serial Input Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Write Protect Setup and Hold Timing during WRSR when SRWD=1. . . . . . . . . . . . . . . . . 44
Hold Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
SO8 narrow – 8 lead Plastic Small Outline, 150 mils body width, package outline . . . . . . 46
VFQFPN8 (MLP8) 8-lead Very thin Fine Pitch Quad Flat Package No lead,
6x5mm, Package Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 14.
Figure 15.
Figure 16.
Figure 17.
Figure 18.
Figure 19.
Figure 20.
Figure 21.
Figure 22.
Figure 23.
Figure 24.
Figure 25.
Figure 26.
Figure 27.
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