W19B(L)320ST/B
9.13 Alternate #CE Controlled Write (Erase/Program) Operation Timing
#Data Polling
PA for program
SA for sector erase
555 for chip erase
555 for program
2AA for erase
PA
Address
TWC
TWH
t GHEL
T
AH
T
AS
#WE
#OE
#CE
T
CP
TPB,TPW, TACCP, or
TSE
T
T
CPH
TWS
DS T
T
BUSY
DH
.
.
OUT
D
#DQ7
DATA
PD for program
30 for sector erase
10 for chip erase
A0 for program
55 for erase
T
RH
#RESET
RY/#BY
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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