ESMT
F49L160UA/F49L160BA
Operation Temperature condition -40°C~85°C
Figure 15. In-System Sector Protect/Unprotect Timing Waveform (
Control)
RESET
V I D
V I H
RE S E T
SA,A6
A1,A0
Val i d*
Val i d*
Val i d*
Status
Sec tor P r otec t Sec tor U npr ot ec t
Ver i f y
40h
60h
60h
Dat a
S e c t o r P r o t e c t
=
1 5 0 u s
1 5 m s
1us
S e c t o r U n p r o t e c t
=
C E
W E
OE
Notes :
When sector protect, A6=0, A1=1, A0=0.
When sector unprotect, A6=1, A1=1, A0=0.
Elite Semiconductor Memory Technology Inc.
Publication Date : Jan. 2008
Revision: 1.4 37/51