lh28f128bfht-pbtl75a Sharp Microelectronics of the Americas, lh28f128bfht-pbtl75a Datasheet - Page 31

• Manufacturer Part Number: lh28f128bfht-pbtl75a
• Description: Flash Memory 16mbit 8mbitx16
• Manufacturer: Sharp Microelectronics of the Americas

WP#/ACC (S)
RY/BY#
DQ
(SR.7)
NOTES:
1. V
2. Write each first cycle command.
3. Write each second cycle command or valid address and data.
4. Automated erase or program delay.
5. Read status register data.
6. For read operation, OE# and CE# must be driven active, and WE# de-asserted.
WE#
RST#
A
OE#
15-0
WP#
CE#
CC
22-0
power-up and standby.
(D/Q)
(R)
(W)
(A)
(G)
(S)
(E)
(P)
High Z
("1")
("0")
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
IH
OL
IH
IH
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
IL
IL
, V
NOTE 1
ACCH
t
PHWL
t
ELWL
(t
PHEL
(t
WLEL
ADDRESS
NOTE 2
)
VALID
)
t
Figure 9. AC Waveform for Write Operations
AVAV
t
(t
WLWH
ELEH
DATA IN
)
t
WHDX
t
WHEH
t
WHWL
LHF12F17
(t
EHDX
(t
EHWH
(t
EHEL
t
AVWH
)
)
)
ADDRESS
NOTE 3
(t
VALID
AVEH
t
t
DVWH
SHWH
)
DATA IN
(t
(t
DVEH
SHEH
)
)
t
t
WHQV1,2,3
(t
WHGL
t
WHAX
EHAX
(t
t
WHRL
WHR0
(t
NOTE 4
)
EHGL
NOTES 5, 6
(t
(t
(t
EHQV1,2,3
EHRL
EHR0
ADDRESS
)
VALID
))
)
)
NOTES 5, 6
VALID
t
QVSL
SRD
NOTE 5
Rev. 0.04
28