Datasheet

Operation M40SZ100W
10/20 DocID007528 Rev 4
Figure 6. Power-up timing
Table 2. Power-down/up AC characteristics
Symbol Parameter
(1)
1. Valid for ambient operating temperature: T
A
= –40 to 85 °C; V
CC
= 2.7 to 3.6 V (except where noted).
Min Max Unit
t
F
(2)
2. V
PFD
(max) to V
PFD
(min) fall time of less than t
F
may result in deselection/write protection not occurring until 200 μs after
V
CC
passes V
PFD
(min).
V
PFD
(max) to V
PFD
(min) V
CC
fall time 300 μs
t
FB
(3)
3. V
PFD
(min) to V
SS
fall time of less than t
FB
may cause corruption of RAM data.
V
PFD
(min) to V
SS
V
CC
fall time 10 μs
t
PFD
PFI to PFO propagation delay 15 25 μs
t
R
V
PFD
(min) to V
PFD
(max) V
CC
rise time 10 μs
t
EPD
Chip enable propagation delay (low or high) 15 ns
t
RB
V
SS
to V
PFD
(min) V
CC
rise time 1 μs
t
CER
Chip enable recovery 40 120 ms
t
REC
V
PFD
(max) to RST high 40 200 ms
t
WPT
Write protect time 40 200 μs
AI03937
V
CC
E
E
CON
tR
tCER
V
OHB
V
PFD
(max)
V
PFD
(min)
V
SO
V
PFD
tEPDtEPD
RST
tREC
tRB
VALID
PFO