參數(shù)資料
型號(hào): FM25C041UM8
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: BASIC SWITCH
中文描述: 512 X 8 SPI BUS SERIAL EEPROM, PDSO8
封裝: SO-8
文件頁(yè)數(shù): 5/11頁(yè)
文件大小: 103K
代理商: FM25C041UM8
5
www.fairchildsemi.com
FM25C041U Rev. B
F
FIGURE 1. Synchronous Data Timing Diagram
SCK
CS
SO
HOLD
Output (n+1)
Output (n)
Output (n)
Output (n+2)
tHDS
tHZ
tLZ
tHDH
tHDStHDH
tDIS
High Z
SI
Input (n+1)
Input (n)
Input (n)
Input (n+2)
Don't Care
Low state ( /CS = 0)
Don't Care
FIGURE 3. HOLD Timing
FIGURE 2. SPI Protocol
SCK
SI
SO
CS
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Don't Care
High Z
Mode 2
Mode 1
tCSS
tCLH
tCLL
tCSH
tDF
tPD
tDIS
tDIH
tDH
tCSI
SCK
SI
SO
CS
Valid Input
Valid Output
High Z
Mode 2
Mode 2
Mode 1
Mode 1
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