LH28F640BFE-PTTL90 Sharp Electronics, LH28F640BFE-PTTL90 Datasheet - Page 27

• Manufacturer Part Number: LH28F640BFE-PTTL90
• Manufacturer: Sharp Electronics

Specifications of LH28F640BFE-PTTL90

• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 22b
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Word Size: 16b
• Number Of Words: 4M
• Supply Current: 25mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

DQ
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.
V
SR.7
A
WE#
RST#
A
OE#
WP#
15-0
PP
CE#
21-0
CC
20-0
(V)
power-up and standby.
(D/Q)
(A)
(R)
(W)
(A)
(G)
(S)
(E)
(P)
V
V
PPH1,2
PPLK
V
V
V
V
V
V
V
V
V
V
V
"1"
"0"
V
V
V
V
IH
IH
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
IL
IL
IL
NOTE 1
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
LHF64F09
(t
EHDX
(t
EHWH
(t
EHEL
t
AVWH
)
)
)
ADDRESS
NOTE 3
(t
VALID
AVEH
t
t
t
VVWH
DVWH
SHWH
)
DATA IN
(t
(t
(t
VVEH
DVEH
SHEH
)
)
)
t
t
WHQV1,2,3
(t
WHGL
t
WHAX
EHAX
t
WHR0
(t
NOTE 4
)
EHGL
NOTES 5, 6
(t
(t
EHQV1,2,3
ADDRESS
EHR0
)
VALID
)
)
NOTES 5, 6
VALID
t
t
QVVL
QVSL
SRD
NOTE 5
Rev. 2.42
25