W19B160BT Datasheet, PDF (40/48 Pages) Winbond – 16Mbit, 2.7~3.6 volt CMOS flash memory

W19B160BT/B DATA SHEET
10.5 Programming Waveform
Address
#CE
#OE
#WE
Data
RY/#BY
Program Command Sequence (last two cycles)
T_WC
555h
T_AS
PA
TAH
TCH
TWP
TCS
TDS
A0h
TWPH
TDH
PD
TBUSY
Read Status Data (last two cycles)
PA
PA
TPW
Status
DOUT
TRB
VDD
TVCS
Notes :
1. PA=program address ,PD=program data,DOUT is the true data at the program address
2. Illustration shows device in word mode
10.6 Chip/Sector Erase Waveform
Address
#CE
#OE
#WE
Data
RY/#BY
VDD
TVCS
Erase Command Sequence (last two cycles)
T_WC
2AAh
T_AS
SA
555h for chip erase
TAH
TCH
TWP
TCS
TDS
55h
TWPH
TDH
10 for Chip Erase
30h
TBUSY
Read Status Data
VA
VA
TSE
In
Progress
Complete
TRB
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
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