LH28F400BVE-TL85 Sharp Electronics, LH28F400BVE-TL85 Datasheet - Page 40

• Manufacturer Part Number: LH28F400BVE-TL85
• Manufacturer: Sharp Electronics

Specifications of LH28F400BVE-TL85

• Cell Type: NOR
• Density: 4Mb
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 19/18Bit
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP
• Program/erase Volt (typ): 2.7/3.3/5/12V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 2.7/4.5V
• Operating Supply Voltage (max): 3.6/5.5V
• Word Size: 8/16Bit
• Number Of Words: 512K/256K
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

6.2.7 RESET OPERATIONS
NOTES:
1. If RP# is asserted while a block erase or word/byte write operation is not executing, the reset will complete within 100ns.
2. A reset time, t
3. When the device power-up, holding RP# low minimum 100ns is required after V
t
t
t
PLPH
PLRH
235VPH
Sym.
has been in stable there.
RP# Pulse Low Time
(If RP# is tied to V
specification is not applicable)
RP# Low to Reset during Block
Erase or Word/Byte Write
V
V
V
CC
CC
CC
2.7V to RP# High
3.0V to RP# High
4.5V to RP# High
PHQV
RY/BY#(R)
RY/BY#(R)
RP#(P)
RP#(P)
RP#(P)
, is required from the later of RY/BY# or RP# going high until outputs are valid.
Parameter
V
CC
V
V
V
V
V
V
V
V
2.7V/3.3V/5V
V
V
V
CC
OH
OL
OH
OL
IH
IL
IH
IL
IL
IH
IL
, this
Figure 17. AC Waveform for Reset Operation
(B)Reset During Block Erase or Word/Byte Write
t
t
Notes
PLPH
PLPH
1,2
3
Reset AC Specifications
(A)Reset During Read Array Mode
V
t
Min.
235VPH
100
100
(C)RP# rising Timing
CC
t
PLRH
=2.7V-3.6V
Max.
22
V
Min.
100
100
CC
=3.0V-3.6V
CC
has been in predefined range and also
Max.
20
V
Min.
100
100
CC
=4.5V-5.5V
Max.
12
Rev. 1.02
Unit
ns
µs
ns