參數(shù)資料
型號(hào): ES25P40
廠商: 優(yōu)先(蘇州)半導(dǎo)體有限公司
英文描述: 4Mbit CMOS 3.0 Volt Flash Memory with 75Mhz SPI Bus Interface
中文描述: 3.0伏特的4Mb的CMOS閃存的75MHz的SPI總線接口
文件頁數(shù): 5/35頁
文件大?。?/td> 449K
代理商: ES25P40
ESI
5
Rev. 0D May 11 , 2006
ES25P40
Excel Semiconductor inc.
ADVANCED INFORMATION
Figure 1. Bus Master and Memory Devices on the SPI Bus
SCK
SPI Interface with
(CPOL, CPHA) =
(0,0) or (1,1)
Bus Master
CS1
CS2
CS3
SPI Memory
Device
SPI Memory
Device
SPI Memory
Device
SO
SI
SCK
SO
SI
SCK
SO
SI
SCK
SO
SI
CS#
CS#
CS#
W#
W#
W#
HOLD#
HOLD#
HOLD#
Note :
The Write Protect (W#) and Hold (HOLD#) signals should be driven, High or Low as appropriate
Figure 2. SPI Modes Supported
SCK
CS#
SCK
SI
MSB
SO
CPOL CPHA
0 0
1 1
MSB
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