參數(shù)資料
型號(hào): W19B320ATT7M
廠商: WINBOND ELECTRONICS CORP
元件分類(lèi): PROM
英文描述: 2M X 16 FLASH 3V PROM, 70 ns, PDSO48
封裝: 12 X 20 MM, LEAD FREE, TSOP-48
文件頁(yè)數(shù): 43/53頁(yè)
文件大小: 479K
代理商: W19B320ATT7M
W19B320AT/B
- 48 -
9.14 Alternate #CE Controlled Write (Erase/Program) Operation Timing
.
D OUT
#DQ7
#RESET
DATA
Address
555 for program
2AA for erase
PA for program
SA for sector erase
555 for chip erase
#Data Polling
PA
TWC
TAS
TAH
TWH
t GHEL
TCP
TWS
TDS
TDH
A0 for program
55 for erase
PD for program
30 for sector erase
10 for chip erase
TBUSY
TRH
#WE
#OE
#CE
RY/#BY
TCPH
TPW, T ACCP, or TSE
Notes:
1. Firgure indicates last two bus cycles of a program or erase operation.
2. PA= program address, SA= sector address, PD= program data.
3. #DQ7 is the complement of the data written to the device. Dout is the data written to the device.
4. Waveforms are for the word mode.
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