參數(shù)資料
型號: W19B322MTB9G
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 2M X 16 FLASH 3V PROM, 90 ns, PBGA48
封裝: TFBGA-48
文件頁數(shù): 42/52頁
文件大?。?/td> 1955K
代理商: W19B322MTB9G
W19B32XMT/B
Publication Release Date: March 23, 2004
- 47 -
Revision A2
10.11 DQ 2 vs. DQ6 Waveform
#WE
Erase Suspend
DQ2
DQ6
Enter
Embedded
Erasing
Read
Erase
Suspend
Erase
Enter Erase
Suspend Program
Erase
Suspend
Program
Erase Suspend
Read
Erase
Resume
Complete
Note: DQ2 toggles only when read at an address within an erase-suspended sector. The sysytem may use #OE or #CE to
toggle DQ2 and DQ6.
10.12 Temporary Sector Unprotect Timing Diagram
TRSP
TVIDR
VIL
VSS
IH
V
or
, ,
TRRB
TVIDR
VIL
VSS
IH
V
or
, ,
VID
Program or Erase Command Sequence
#RESET
#CE
#WE
RY/#BY
10.13 Sector/Sector Block Protect and Unprotect Timing Diagram
DATA
Valid*
A1,A0
SA,A6,
#RESET
*For sector protect,A6=0,A1=1,A0=0.For sector unprotect ,A6=1,A1=1,A0=0
Sector/Sector Block Protect:150μs,
Sector/Sector Block Unprotect:15ms
1μs
Sector/sector Block Protect or Unprotect
VID
VIH
60h
Valid*
40h
Verify
Status
#CE
#WE
#OE
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