EN29LV160B Datasheet, PDF (38/43 Pages) Eon Silicon Solution Inc. – 16 Megabit (2048K x 8-bit / 1024K x 16-bit) Flash Memory

Table 19. Temporary Sector Unprotect
Parameter
Std
Description
t_VIDR
V_ID Rise and Fall Time
Min
t_RSP
RESET# Setup Time for Temporary
Sector Unprotect
Min
Notes: t_RSP is Not 100% tested.
EN29LV160B
Speed Option
Unit
-70
500
ns
4
µs
Figure 10. Temporary Sector Unprotect Timing Diagram
VID
RESET#
0 or 3 V
CE#
t_VIDR
t_VIDR
0 or 3 V
WE#
t_RSP
RY/BY#
Figure 11. Sector Protect/Unprotect Timing Diagram
VID
Vcc
RESET#
0V
t_VIDR
0V
t_VIDR
SA,
A6,A1,A0
Data
CE#
Valid
60h
60h
Sector Protect/Unprotect
Valid
Valid
40h
Verify
Status
>0.4μS
WE#
OE#
>1μS
Sector Protect: 150 uS
Sector Unprotect: 15 mS
Notes:
Use standard microprocessor timings for this device for read and write cycles.
For Sector Protect, use A6=0, A1=1, A0=0. For Sector Unprotect, use A6=1, A1=1, A0=0.
This Data Sheet may be revised by subsequent versions
38
or modifications due to changes in technical specifications.
© 2004 Eon Silicon Solution, Inc.,
Rev. I, Issue Date: 2011/10/26
www.eonssi.com