lh28f640 Sharp Microelectronics of the Americas, lh28f640 Datasheet - Page 27

• Manufacturer Part Number: lh28f640
• Description: 64m X16 Flash Memory
• Manufacturer: Sharp Microelectronics of the Americas

A-1 RECOMMENDED OPERATING CONDITIONS
A-1.1 At Device Power-Up
If the timing in the figure is ignored, the device may not operate correctly.
described in specifications for the supply voltage range, the operating temperature and the AC specifications not shown in
the next page.
AC timing illustrated in Figure A-1 is recommended for the supply voltages and the control signals at device power-up.
For the AC specifications t
ADDRESS
DATA
(RST#)
WE#
RP#
CE#
OE#
V
CC
(W)
(D/Q)
(G)
(E)
(P)
(A)
V
GND
CC
V
V
V
V
V
V
V
V
V
V
V
V
(min)
OH
OL
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
VR
, t
R
, t
t
VR
F
Figure A-1. AC Timing at Device Power-Up
in the figure, refer to the next page. See the “ELECTRICAL SPECIFICATIONS“
t
2VPH
High Z
t
R
or
t
F
t
PHQV
t
F
t
AVQV
Address
t
Valid
F
t
ELQV
t
GLQV
Output
Valid
t
t
t
Rev. 1.10
R
R
R
or
t
F
i