LH28F640SPHT-PTLZ7 Sharp Electronics, LH28F640SPHT-PTLZ7 Datasheet - Page 43

• Manufacturer Part Number: LH28F640SPHT-PTLZ7
• Manufacturer: Sharp Electronics

Specifications of LH28F640SPHT-PTLZ7

• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 120ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 23/22Bit
• Operating Supply Voltage (typ): 3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Program/erase Volt (typ): 2.7 to 3.6V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 8M/4M
• Supply Current: 50mA
• Mounting: Surface Mount
• Pin Count: 56
• Lead Free Status / Rohs Status: Compliant

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
*1 To prevent the unwanted writes, system designers should consider the design, which applies V
V
(V
DATA
(RST#)
PEN
See the application note AP-007-SW-E for details.
V
CE
WE#
PP
OE#
V
RP#
to 0V during read operations and V
CCQ
)
CC
*1
X
Disabled (V
Enabled (V
(W)
(D/Q)
(V)
(E)
(G)
(P)
(A)
V
GND
(V
V
CC
GND
V
V
V
V
V
V
V
V
V
V
PENH
(min)
IH
IL
OH
OL
PPH
IH
IH
IH
IH
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“
PENH
t
(V
2VPH
PPH
) during write or erase operations.
High Z
t
R
or
t
F
t
PHQV
t
F
t
AVQV
Address
t
Valid
F
t
ELQV
t
GLQV
PEN
Output
Valid
(V
PP
)
t
t
t
R
R
R
or
030313
t
F
i