參數(shù)資料
型號(hào): W19B320ATT7L
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 2M X 16 FLASH 3V PROM, 70 ns, PDSO48
封裝: 12 X 20 MM, TSOP-48
文件頁數(shù): 40/53頁
文件大小: 479K
代理商: W19B320ATT7L
W19B320AT/B
Publication Release Date: December 27, 2005
- 45 -
Revision A4
9.7 Chip/Sector Erase Waveform
2AAh
SA
VA
TWC
TAS
TCH
TAH
TWP
TCS
TDS
TDH
TWPH
TSE
Erase Command Sequence (last two cycl
Read Status Data
30h
55h
TBUSY
TRB
TVCS
Progress
In
Complete
10 for Chip Erase
555h for chip erase
Address
Data
VDD
RY/#BY
#WE
#OE
#CE
Notes :
1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data (see “Write operation Status”).
2. These waveforms are for the word mode
9.8 Back-to back Read/Write Cycle Waveform
TWC
TRC
TWC
TCP
TCPH
TCE
TACC
TOE
TOEH
TWP
TWPH
TDS
TDH
TSR/W
TOH
TDF
Valid
In
Out
Valid
Valid PA
Valid RA
Valid PA
TAH
Valid
In
Valid
In
TGHWL
#WE Controlled Write Cycle
Read Cycle
#CE Controlled Write Cycle
Addresses
Data
#WE
#OE
#CE
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