參數(shù)資料
型號(hào): M29W640GB70ZA6F
廠商: STMICROELECTRONICS
元件分類: PROM
英文描述: 4M X 16 FLASH 3V PROM, 70 ns, PBGA48
封裝: 6 X 8 MM, 0.80 MM PITCH, ROHS COMPLIANT, TFBGA-48
文件頁(yè)數(shù): 32/90頁(yè)
文件大?。?/td> 849K
代理商: M29W640GB70ZA6F
Command Interface
M29W640GH, M29W640GL, M29W640GT, M29W640GB
Figure 7.
Chip Enable controlled Program waveforms (8-bit mode)
1.
Only the third and fourth cycles of the Program command are represented. The Program command is followed by the check
of Status register Data Polling bit.
2.
PA is address of the memory location to be programmed. PD is the data to be programmed.
3.
DQ7 is the complement of the data bit being programmed to DQ7 (see Section 5.1: Data Polling Bit (DQ7)).
4. Addresses differ in x8 mode.
AI12780
G
E
A0-A20/
A–1
DQ0-DQ7/
DQ8-DQ15
W
555h
AOh
PA
3rd cycle
4th cycle
PD
DQ7
DOUT
tAVAV
tAVEL
tELAX
Data Polling
tWLEL
tEHWH
tGHEL
tELEH
tEHEL1
tWHWH1
tDVEH
tEHDX
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